diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index b2688441b..b3cdf4c17 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 4.1.6
+current_version = 4.1.7
 commit = False
 tag = False
 
diff --git a/.github/workflows/create-release.yml b/.github/workflows/create-release.yml
index e04bf4f59..329fa76aa 100644
--- a/.github/workflows/create-release.yml
+++ b/.github/workflows/create-release.yml
@@ -39,7 +39,7 @@ jobs:
           base: main
           title: Release Delphi Epidata ${{ steps.version.outputs.next_tag }}
           labels: chore
-          reviewers: krivard
-          assignees: krivard
+          reviewers: melange396
+          assignees: melange396
           body: |
             Releasing Delphi Epidata ${{ steps.version.outputs.next_tag }}.
diff --git a/.github/workflows/dependabot-assignments.yml b/.github/workflows/dependabot-assignments.yml
index 5afa8c093..b511425f2 100644
--- a/.github/workflows/dependabot-assignments.yml
+++ b/.github/workflows/dependabot-assignments.yml
@@ -7,11 +7,11 @@ permissions:
 jobs:
   dependabot:
     runs-on: ubuntu-latest
-    env: 
-        GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+    env:
+      GH_TOKEN: ${{ secrets.CMU_DELPHI_AUTOMATION_MACHINE_DEPENDABOT_PAT }}
     if: ${{ github.actor == 'dependabot[bot]' }}
     steps:
       - name: Assign team to PR
         run: gh pr edit "$PR_URL" --add-reviewer "cmu-delphi/code-reviewers"
         env:
-          PR_URL: ${{github.event.pull_request.html_url}}
\ No newline at end of file
+          PR_URL: ${{github.event.pull_request.html_url}}
diff --git a/.github/workflows/release-helper.yml b/.github/workflows/release-helper.yml
index 083070cfa..71eb94d9f 100644
--- a/.github/workflows/release-helper.yml
+++ b/.github/workflows/release-helper.yml
@@ -147,7 +147,7 @@ jobs:
           base: dev
           title: "chore: sync main->dev"
           labels: chore
-          reviewers: krivard
-          assignees: krivard
+          reviewers: melange396
+          assignees: melange396
           body: |
             Syncing Main->Dev.
diff --git a/.github/workflows/update_gdocs_data.yml b/.github/workflows/update_gdocs_data.yml
index a79fa1c77..c2d6f0c07 100644
--- a/.github/workflows/update_gdocs_data.yml
+++ b/.github/workflows/update_gdocs_data.yml
@@ -31,7 +31,7 @@ jobs:
           commit-message: 'chore: update docs'
           title: Update Google Docs Meta Data
           labels: chore
-          reviewers: krivard
-          assignees: krivard
+          reviewers: melange396
+          assignees: melange396
           body: |
             Updating Google Docs Meta Data
diff --git a/deploy.json b/deploy.json
index 8dc3e91de..c1ee1ab07 100644
--- a/deploy.json
+++ b/deploy.json
@@ -217,6 +217,16 @@
       "add-header-comment": true
     },
 
+    "// maintenance",
+    {
+      "type": "move",
+      "src": "src/maintenance/",
+      "dst": "[[package]]/maintenance/",
+      "match": "^.*\\.(py)$",
+      "recursive": true,
+      "add-header-comment": true
+    },
+
     "// move flask tests out of the way",
     {
       "type": "move",
diff --git a/dev/local/setup.cfg b/dev/local/setup.cfg
index f435a1136..c36750505 100644
--- a/dev/local/setup.cfg
+++ b/dev/local/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = Delphi Development
-version = 4.1.6
+version = 4.1.7
 
 [options]
 packages =
diff --git a/docs/symptom-survey/publications.md b/docs/symptom-survey/publications.md
index 49c705351..d72277455 100644
--- a/docs/symptom-survey/publications.md
+++ b/docs/symptom-survey/publications.md
@@ -26,6 +26,10 @@ Pandemic"](https://www.pnas.org/topic/548) in *PNAS*:
 
 Research publications using the survey data include:
 
+- Kobayashi H, Saenz-Escarcega R, Fulk A, Agusto FB (2023). [Understanding
+  mental health trends during COVID-19 pandemic in the United States using
+  network analysis](https://doi.org/10.1371/journal.pone.0286857). *PLoS
+  ONE* 18(6): e0286857. 
 - GK Charles, SP Braunstein, JL Barker, et al (2023). [How do psychobehavioural
   variables shed light on heterogeneity in COVID-19 vaccine acceptance? Evidence
   from United States general population surveys on a probability panel and
@@ -43,7 +47,7 @@ Research publications using the survey data include:
 - M. Rubinstein, A. Haviland, and J. Breslau (2023). [The effect of COVID-19
   vaccinations on self-reported depression and anxiety during February
   2021](https://doi.org/10.1080/2330443X.2023.2190008). *Statistics and Public
-  Policy.*
+  Policy* 10 (1), 2190008.
 - Rönn MM, Menzies NA, Salomon JA (2023). [Vaccination and voting patterns in
   the United States: analysis of COVID-19 and flu surveys from 2010 to
   2022](https://doi.org/10.1016/j.amepre.2023.03.001). *American Journal of
@@ -69,15 +73,15 @@ Research publications using the survey data include:
   over time: Culture, uncertainty avoidance, and vaccine side-effect
   concerns](https://doi.org/10.1037/pspa0000320). *Journal of Personality and
   Social Psychology* 124 (4), 683-706.
+- C. Lupton-Smith, E. Badillo Goicoechea, M. Collins, J. Lessler, M. K.
+  Grabowski & E. A. Stuart (2023). [Consistency between Household and County
+  Measures of Onsite Schooling during the COVID-19
+  Pandemic](https://doi.org/10.1080/19345747.2022.2131660). *Journal of Research
+  on Educational Effectiveness* 16 (3), 419-441.
 - Rader, B., Astley, C.M., Sewalk, K. et al (2022). [Spatial modeling of vaccine
   deserts as barriers to controlling
   SARS-CoV-2](https://doi.org/10.1038/s43856-022-00183-8). *Communications
   Medicine* 2, 141.
-- C. Lupton-Smith, E. Badillo Goicoechea, M. Collins, J. Lessler, M. K.
-  Grabowski & E. A. Stuart (2022). [Consistency between Household and County
-  Measures of Onsite Schooling during the COVID-19
-  Pandemic](https://doi.org/10.1080/19345747.2022.2131660). *Journal of Research
-  on Educational Effectiveness*.
 - Nguyen, Q.C., Yardi, I., Gutierrez, F.X.M. et al. (2022). [Leveraging 13
   million responses to the U.S. COVID-19 Trends and Impact Survey to examine
   vaccine hesitancy, vaccination, and mask wearing, January 2021-February
diff --git a/integrations/acquisition/covidcast/test_covidcast_meta_caching.py b/integrations/acquisition/covidcast/test_covidcast_meta_caching.py
index e746c4ef1..6e4c6378f 100644
--- a/integrations/acquisition/covidcast/test_covidcast_meta_caching.py
+++ b/integrations/acquisition/covidcast/test_covidcast_meta_caching.py
@@ -13,7 +13,7 @@
 from delphi.epidata.client.delphi_epidata import Epidata
 import delphi.operations.secrets as secrets
 import delphi.epidata.acquisition.covidcast.database as live
-from delphi.epidata.acquisition.covidcast.covidcast_meta_cache_updater import main
+from delphi.epidata.maintenance.covidcast_meta_cache_updater import main
 
 # py3tester coverage target (equivalent to `import *`)
 __test_target__ = (
diff --git a/integrations/client/test_delphi_epidata.py b/integrations/client/test_delphi_epidata.py
index 9698d1274..4ef1fa6a3 100644
--- a/integrations/client/test_delphi_epidata.py
+++ b/integrations/client/test_delphi_epidata.py
@@ -11,7 +11,7 @@
 
 # third party
 import delphi.operations.secrets as secrets
-from delphi.epidata.acquisition.covidcast.covidcast_meta_cache_updater import main as update_covidcast_meta_cache
+from delphi.epidata.maintenance.covidcast_meta_cache_updater import main as update_covidcast_meta_cache
 from delphi.epidata.acquisition.covidcast.test_utils import CovidcastBase, CovidcastTestRow, FIPS, MSA
 from delphi.epidata.client.delphi_epidata import Epidata
 from delphi_utils import Nans
diff --git a/integrations/server/test_covidcast_endpoints.py b/integrations/server/test_covidcast_endpoints.py
index 41b74ac03..c86bb10d6 100644
--- a/integrations/server/test_covidcast_endpoints.py
+++ b/integrations/server/test_covidcast_endpoints.py
@@ -9,7 +9,7 @@
 import requests
 import pandas as pd
 
-from delphi.epidata.acquisition.covidcast.covidcast_meta_cache_updater import main as update_cache
+from delphi.epidata.maintenance.covidcast_meta_cache_updater import main as update_cache
 from delphi.epidata.acquisition.covidcast.test_utils import CovidcastBase, CovidcastTestRow
 
 # use the local instance of the Epidata API
diff --git a/integrations/server/test_covidcast_meta.py b/integrations/server/test_covidcast_meta.py
index 95a51e354..ad297f1e8 100644
--- a/integrations/server/test_covidcast_meta.py
+++ b/integrations/server/test_covidcast_meta.py
@@ -9,7 +9,7 @@
 
 #first party
 from delphi_utils import Nans
-from delphi.epidata.acquisition.covidcast.covidcast_meta_cache_updater import main as update_cache
+from delphi.epidata.maintenance.covidcast_meta_cache_updater import main as update_cache
 import delphi.operations.secrets as secrets
 
 # use the local instance of the Epidata API
diff --git a/requirements.dev.txt b/requirements.dev.txt
index 6b7b6b5db..a92efdf8d 100644
--- a/requirements.dev.txt
+++ b/requirements.dev.txt
@@ -1,4 +1,4 @@
-aiohttp==3.8.3
+aiohttp==3.8.5
 black>=20.8b1
 bump2version==1.0.1
 covidcast==0.1.5
diff --git a/src/acquisition/covidcast/database.py b/src/acquisition/covidcast/database.py
index 31dd3f77e..871061b81 100644
--- a/src/acquisition/covidcast/database.py
+++ b/src/acquisition/covidcast/database.py
@@ -526,13 +526,7 @@ def worker():
       t.join()
     logger.info("all threads terminated")
 
-    # sort the metadata because threaded workers dgaf
-    sorting_fields = "data_source signal time_type geo_type".split()
-    sortable_fields_fn = lambda x: [(field, x[field]) for field in sorting_fields]
-    prepended_sortables_fn = lambda x: sortable_fields_fn(x) + list(x.items())
-    tuple_representation = list(map(prepended_sortables_fn, meta))
-    tuple_representation.sort()
-    meta = list(map(dict, tuple_representation)) # back to dict form
+    meta = sorted(meta, key=lambda x: (x['data_source'], x['signal'], x['time_type'], x['geo_type']))
 
     return meta
 
diff --git a/src/acquisition/covidcast/generate_islatest_fix_sql.py b/src/acquisition/covidcast/generate_islatest_fix_sql.py
deleted file mode 100644
index 115a7d131..000000000
--- a/src/acquisition/covidcast/generate_islatest_fix_sql.py
+++ /dev/null
@@ -1,63 +0,0 @@
-# what data to operate on
-base_where_clause = "WHERE `source`='jhu-csse' AND `time_type`='day'"
-### base_where_clause = "WHERE `source`='src2' AND `time_type`='day'" ###
-
-
-# signal name construction
-# NOTE: selecting these (unique) from the database takes 7-8 mins, so reconstructing here for efficiency
-# TODO: maybe just put the damn UNIQUE query in here so you dont fat-finger it again george.
-#       also these hardcoded signals are unique to JHU data, or are at least not used by all sources.
-signals = []
-for case in ('confirmed_', 'deaths_'):
-  for period in ('7dav_', ''): # NOTE: that is a V as in "7 Day AVerage", not a "Y" as in "7 DAY"
-    for count in ('cumulative_', 'incidence_'):
-      for typ in ('num', 'prop'):
-        signals.append(case+period+count+typ)
-### signals = ['sig2'] ###
-# variable to split on, 'time_value' is good because its high cardinality is suitable for chunking
-PARTITION_VARIABLE = 'time_value'
-PARTITION_SPLITS = [20200101 + i*100 for i in range(10)] # first day of the month for jan - oct 2020 in YYYYMMDD form
-### PARTITION_SPLITS = [1,2] ###
-
-
-print('''
--- 
--- run this as:
---   python3 generate_islatest_fix_sql.py > islatest_fix.sql
---   mysql -vvv -p epidata < islatest_fix.sql
--- or:
---   date ; (python3 generate_islatest_fix_sql.py | mysql -vvv -p epidata ) ; date
--- 
-''')
-
-# create temp table
-print("CREATE TABLE `islatest_fix` (`latest_id` INT(11) NOT NULL, PRIMARY KEY (`latest_id`)) ENGINE=InnoDB DEFAULT CHARSET=utf8;")
-
-# find latest issue by partition (and by signal) and save primary ids into temp table
-for partition_index in range(len(PARTITION_SPLITS)+1):
-  ge_condition = 'TRUE' if partition_index == 0 else f'`{PARTITION_VARIABLE}` >= {PARTITION_SPLITS[partition_index - 1]}'
-  l_condition = 'TRUE' if partition_index == len(PARTITION_SPLITS) else f'`{PARTITION_VARIABLE}` < {PARTITION_SPLITS[partition_index]}'
-  partition_condition = f'({ge_condition}) AND ({l_condition})'
-  for sig in signals:
-    where_clause = base_where_clause + " AND `signal`='%s' AND %s"  % (sig, partition_condition)
-
-    print('''
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      ''' + where_clause + '''
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-''')
-
-# clear any current (potentially erroneous) is_latest_issue flags
-print("UPDATE `covidcast` SET `is_latest_issue`=0 " + base_where_clause + " AND `is_latest_issue`=1;")
-
-# re-set proper is_latest_issue flags
-print("UPDATE (SELECT `latest_id` FROM `islatest_fix`) xxx LEFT JOIN `covidcast` ON `xxx`.`latest_id`=`covidcast`.`id` SET `covidcast`.`is_latest_issue`=1;")
-
-# clean up temp table
-print("-- TODO: drop this table")
-print("-- DROP TABLE `islatest_fix`;")
\ No newline at end of file
diff --git a/src/acquisition/covidcast/islatest_fix.sql b/src/acquisition/covidcast/islatest_fix.sql
deleted file mode 100644
index cd5475c74..000000000
--- a/src/acquisition/covidcast/islatest_fix.sql
+++ /dev/null
@@ -1,1774 +0,0 @@
-
--- 
--- run this as:
---   python3 generate_islatest_fix_sql.py > islatest_fix.sql
---   mysql -vvv -p epidata < islatest_fix.sql
--- or:
---   date ; (python3 generate_islatest_fix_sql.py | mysql -vvv -p epidata ) ; date
--- 
-
-CREATE TABLE `islatest_fix` (`latest_id` INT(11) NOT NULL, PRIMARY KEY (`latest_id`)) ENGINE=InnoDB DEFAULT CHARSET=utf8;
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_7dav_cumulative_num' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_7dav_cumulative_prop' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_7dav_incidence_num' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_7dav_incidence_prop' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_cumulative_num' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_cumulative_prop' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_incidence_num' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_incidence_prop' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_7dav_cumulative_num' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_7dav_cumulative_prop' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_7dav_incidence_num' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_7dav_incidence_prop' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_cumulative_num' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_cumulative_prop' AND (TRUE) AND (`time_value` < 20200101)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
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-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_cumulative_num' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_cumulative_prop' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_incidence_num' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='confirmed_incidence_prop' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_7dav_cumulative_num' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_7dav_cumulative_prop' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_7dav_incidence_num' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_7dav_incidence_prop' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_cumulative_num' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_cumulative_prop' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_incidence_num' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-
-INSERT INTO `islatest_fix`
-  SELECT id FROM
-    ( SELECT `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, MAX(`issue`) AS `issue` FROM `covidcast`
-      WHERE `source`='jhu-csse' AND `time_type`='day' AND `signal`='deaths_incidence_prop' AND (`time_value` >= 20201001) AND (TRUE)
-      GROUP BY `source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`
-    ) b
-    LEFT JOIN `covidcast` a
-    USING (`source`, `signal`, `time_type`, `geo_type`, `geo_value`, `time_value`, `issue`);
-
-UPDATE `covidcast` SET `is_latest_issue`=0 WHERE `source`='jhu-csse' AND `time_type`='day' AND `is_latest_issue`=1;
-UPDATE (SELECT `latest_id` FROM `islatest_fix`) xxx LEFT JOIN `covidcast` ON `xxx`.`latest_id`=`covidcast`.`id` SET `covidcast`.`is_latest_issue`=1;
--- TODO: drop this table
--- DROP TABLE `islatest_fix`;
diff --git a/src/acquisition/covidcast/migrate_epidata_to_v4.py b/src/acquisition/covidcast/migrate_epidata_to_v4.py
deleted file mode 100644
index f5522337e..000000000
--- a/src/acquisition/covidcast/migrate_epidata_to_v4.py
+++ /dev/null
@@ -1,187 +0,0 @@
-import argparse
-import sys
-import time
-from delphi.epidata.acquisition.covidcast.database import Database
-
-# run as:
-#    python3 -u -m delphi.epidata.acquisition.covidcast.migrate_epidata_to_v4
-# ("-u" allows unbuffered print statements so we can watch timing in closer-to-real-time)
-
-
-#####import delphi.operations.secrets as secrets
-#####secrets.db.host = '172.30.n.n' # aka 'epidata-db-qa-01'
-#####secrets.db.epi = ('delphi', 'xxxxxxxx')
-# ^ these are already set appropriately on qa-automation in/by the operations module ^
-
-
-# TODO: make cli flags for these two variables:
-use_transaction_wrappers = False
-use_autocommit = False
-
-# TODO: maybe output: was autocommit enabled?  was table locking used?  what isolation type was used?  were indexes enabled?  were uniqueness checks enabled?
-
-# TODO: consider dropping indexes before moving data and recreating them afterward
-
-'''
-
-mysql> select count(id) from epidata.covidcast;
-+------------+
-| count(id)  |
-+------------+
-| 2647381579 |
-+------------+
-1 row in set (13 min 49.32 sec)
-
-mysql> select max(id) from epidata.covidcast;
-+------------+
-| max(id)    |
-+------------+
-| 3740757041 |
-+------------+
-1 row in set (0.00 sec)
-
--- so ~71% coverage of actual rows per allocated ids ( 2647381579 / 3740757041 = .70771278379851347314 )
-
-mysql> select time_value, issue from epidata.covidcast where id=3740757041;
-+------------+----------+
-| time_value | issue    |
-+------------+----------+
-|   20210927 | 20210930 |
-+------------+----------+
-1 row in set (0.01 sec)
-
-mysql> select now();
-+---------------------+
-| now()               |
-+---------------------+
-| 2022-05-16 16:45:34 |
-+---------------------+
-1 row in set (0.00 sec)
-
-'''
-
-def start_tx(cursor):
-  cursor.execute('SET SESSION TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;')
-  cursor.execute('SET autocommit=0;') # starts a transaction as suggested in https://dev.mysql.com/doc/refman/8.0/en/lock-tables.html
-  # NOTE: locks must be specified for any aliases of table names that are used
-  cursor.execute('''LOCK TABLES epidata.covidcast AS cc READ,
-                                epimetric_load WRITE, epimetric_load AS sl WRITE,
-                                epimetric_full WRITE,
-                                epimetric_latest WRITE,
-                                signal_dim WRITE, signal_dim AS sd READ,
-                                geo_dim WRITE, geo_dim AS gd READ;''')
-  cursor.execute('SET unique_checks=0;')
-
-def finish_tx(cursor):
-  cursor.execute('SET unique_checks=1;')
-  cursor.execute('COMMIT;')
-  cursor.execute('UNLOCK TABLES;')
-
-
-def do_batches(db, start, upper_lim, batch_size):
-  # NOTE: upper_lim is not actually selected for ; make sure it exceeds any ids you want to include
-  batch_lower = start
-
-  while batch_lower < upper_lim:
-    batch_upper = min(batch_lower + batch_size, upper_lim)
-
-    # NOTE: first rows of column names are identical, second rows are for specifying a rename and a literal
-    batch_sql = f"""
-      INSERT INTO epimetric_load (
-        `issue`, `source`, `signal`, geo_type, geo_value, time_type, time_value, `value`, stderr, sample_size, `lag`, value_updated_timestamp, is_latest_issue, missing_value, missing_stderr, missing_sample_size
-      ) SELECT
-        `issue`, `source`, `signal`, geo_type, geo_value, time_type, time_value, `value`, stderr, sample_size, `lag`, value_updated_timestamp, is_latest_issue, missing_value, missing_stderr, missing_sample_size
-      FROM epidata.covidcast AS cc
-      USE INDEX(`PRIMARY`)
-      WHERE {batch_lower} <= cc.id AND cc.id < {batch_upper}; """
-    # TODO: use LIMIT instead of id range??
-    # TODO: might it be worth adding "ORDER BY id ASC" ?
-
-    if use_transaction_wrappers:
-      start_tx(db._cursor)
-
-    print(f"-=-=-=-=-=-=-=- RUNNING BATCH STARTING AT {batch_lower} -=-=-=-=-=-=-=-")
-    print(f"-=-=-=-=-=-=-=- RUNNING ''INSERT INTO SELECT FROM''... ", end="")
-    t = time.time()
-    db._cursor.execute(batch_sql)
-    print(f"elapsed: {time.time()-t} sec, rows: {db._cursor.rowcount} -=-=-=-=-=-=-=-")
-
-    t = time.time()
-    db.run_dbjobs()
-    print(f"-=-=-=-=-=-=-=- RAN db_jobs()... elapsed: {time.time()-t} sec -=-=-=-=-=-=-=-")
-
-    print("-=-=-=-=-=-=-=- RUNNING commit()... ", end="")
-    t = time.time()
-    db.commit()
-    if use_transaction_wrappers:
-      finish_tx(db._cursor)
-    print(f"elapsed: {time.time()-t} sec -=-=-=-=-=-=-=-")
-
-    print("\n\n")
-    # move pointer for next batch
-    batch_lower = batch_upper
-
-
-def main(destination_schema, batch_size, start_id, upper_lim_override):
-  Database.DATABASE_NAME = destination_schema
-  db = Database()
-  db.connect()
-  if use_autocommit:
-    db._connection.autocommit = True
-
-  if upper_lim_override:
-    upper_lim = upper_lim_override
-  else:
-    # find upper limit for data to be imported
-    db._cursor.execute("SELECT MAX(id) FROM epidata.covidcast;")
-    for (max_id,) in db._cursor:
-      upper_lim = 1 + max_id
-
-  print(f"migrating data to schema '{destination_schema}', with batch size {batch_size} and {start_id} <= ids < {upper_lim}")
-  if start_id==0:
-    print("this WILL truncate any existing v4 tables")
-  print()
-  if input("type 'yes' to continue: ") != 'yes':
-    sys.exit('operation cancelled!')
-
-  print(f"starting run at: {time.strftime('%c')}")
-
-  if start_id==0:
-    # clear tables in the v4 schema
-    print("truncating tables...")
-    for table in "epimetric_load  epimetric_latest  epimetric_full  geo_dim  signal_dim".split():
-      db._cursor.execute(f"TRUNCATE TABLE {table}")
-    db.commit()
-    start_id = 1
-
-  # run batch loop
-  do_batches(db, start_id, upper_lim, batch_size)
-
-  # get table counts [the quick and dirty way]
-  print("-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-")
-  db._cursor.execute(f"SELECT MAX(epimetric_id) FROM epimetric_full;")
-  for (max_id,) in db._cursor:
-    print(f"epimetric_full: {max_id}")
-  db._cursor.execute(f"SELECT MAX(epimetric_id) FROM epimetric_latest;")
-  for (max_id,) in db._cursor:
-    print(f"epimetric_latest: {max_id} (this should be <= the number above)")
-  db._cursor.execute(f"SELECT COUNT(signal_key_id), MAX(signal_key_id) FROM signal_dim;")
-  for (count_id, max_id) in db._cursor:
-    print(f"signal_dim: count {count_id} / max {max_id}")
-  db._cursor.execute(f"SELECT COUNT(geo_key_id), MAX(geo_key_id) FROM geo_dim;")
-  for (count_id, max_id) in db._cursor:
-    print(f"geo_dim: count {count_id} / max {max_id}")
-
-  return upper_lim
-
-
-if __name__ == '__main__':
-  argparser = argparse.ArgumentParser()
-  argparser.add_argument('--destination_schema', type=str, default='covid')
-  argparser.add_argument('--batch_size', type=int, default=20_000_000)
-  argparser.add_argument('--start_id', type=int, default=0)
-  argparser.add_argument('--upper_lim_override', type=int) # should default to None
-  args = argparser.parse_args()
-
-  upper_lim = main(args.destination_schema, args.batch_size, args.start_id, args.upper_lim_override)
-  print(f"the next execution of this program should include argument: --start_id={upper_lim}")
diff --git a/src/client/delphi_epidata.R b/src/client/delphi_epidata.R
index ee2dcda09..cdb2da385 100644
--- a/src/client/delphi_epidata.R
+++ b/src/client/delphi_epidata.R
@@ -15,7 +15,7 @@ Epidata <- (function() {
   # API base url
   BASE_URL <- getOption('epidata.url', default = 'https://api.delphi.cmu.edu/epidata/')
 
-  client_version <- '4.1.6'
+  client_version <- '4.1.7'
 
   auth <- getOption("epidata.auth", default = NA)
 
diff --git a/src/client/delphi_epidata.js b/src/client/delphi_epidata.js
index 8e1023118..6c658f86f 100644
--- a/src/client/delphi_epidata.js
+++ b/src/client/delphi_epidata.js
@@ -22,7 +22,7 @@
   }
 })(this, function (exports, fetchImpl, jQuery) {
   const BASE_URL = "https://api.delphi.cmu.edu/epidata/";
-  const client_version = "4.1.6";
+  const client_version = "4.1.7";
 
   // Helper function to cast values and/or ranges to strings
   function _listitem(value) {
diff --git a/src/client/packaging/npm/package.json b/src/client/packaging/npm/package.json
index dd1d22611..f80f39750 100644
--- a/src/client/packaging/npm/package.json
+++ b/src/client/packaging/npm/package.json
@@ -2,7 +2,7 @@
   "name": "delphi_epidata",
   "description": "Delphi Epidata API Client",
   "authors": "Delphi Group",
-  "version": "4.1.6",
+  "version": "4.1.7",
   "license": "MIT",
   "homepage": "https://github.com/cmu-delphi/delphi-epidata",
   "bugs": {
diff --git a/src/client/packaging/pypi/delphi_epidata/__init__.py b/src/client/packaging/pypi/delphi_epidata/__init__.py
index cac388bec..80a1c0af8 100644
--- a/src/client/packaging/pypi/delphi_epidata/__init__.py
+++ b/src/client/packaging/pypi/delphi_epidata/__init__.py
@@ -1,4 +1,4 @@
 from .delphi_epidata import Epidata
 
 name = "delphi_epidata"
-__version__ = "4.1.6"
+__version__ = "4.1.7"
diff --git a/src/client/packaging/pypi/setup.py b/src/client/packaging/pypi/setup.py
index 627e14753..c29dc1537 100644
--- a/src/client/packaging/pypi/setup.py
+++ b/src/client/packaging/pypi/setup.py
@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="delphi_epidata",
-    version="4.1.6",
+    version="4.1.7",
     author="David Farrow",
     author_email="dfarrow0@gmail.com",
     description="A programmatic interface to Delphi's Epidata API.",
diff --git a/src/acquisition/covidcast/covidcast_meta_cache_updater.py b/src/maintenance/covidcast_meta_cache_updater.py
similarity index 100%
rename from src/acquisition/covidcast/covidcast_meta_cache_updater.py
rename to src/maintenance/covidcast_meta_cache_updater.py
diff --git a/src/acquisition/covidcast/delete_batch.py b/src/maintenance/delete_batch.py
similarity index 100%
rename from src/acquisition/covidcast/delete_batch.py
rename to src/maintenance/delete_batch.py
diff --git a/src/maintenance/remove_outdated_keys.py b/src/maintenance/remove_outdated_keys.py
new file mode 100644
index 000000000..56fea0cf9
--- /dev/null
+++ b/src/maintenance/remove_outdated_keys.py
@@ -0,0 +1,69 @@
+from collections import namedtuple
+from smtplib import SMTP
+
+import delphi.operations.secrets as secrets
+import mysql.connector
+from delphi.epidata.server._config import API_KEY_REGISTRATION_FORM_LINK_LOCAL
+
+ApiUserRecord = namedtuple("APIUserRecord", ("api_key", "email", "date_diff"))
+
+SMTP_HOST = "relay.andrew.cmu.edu"
+SMTP_PORT = 25
+
+EMAIL_SUBJECT = "Your API Key was deleted."
+EMAIL_FROM = "noreply@andrew.cmu.edu"
+ALERT_EMAIL_MESSAGE = f"""Hi! \n Your API Key is going to be removed due to inactivity.
+To renew it, pelase use it within one month from now."""
+DELETED_EMAIL_MESSAGE = f"""Hi! \n Your API Key was removed due to inactivity.
+To get new one, please use registration form ({API_KEY_REGISTRATION_FORM_LINK_LOCAL}) or contact us."""
+
+
+def get_old_keys(cur):
+    cur.execute(
+        """
+        SELECT
+            api_key,
+            email,
+            TIMESTAMPDIFF(MONTH, last_time_used, NOW()) AS date_diff
+        FROM api_user
+        HAVING date_diff >= 5;
+        """
+    )
+    outdated_keys = cur.fetchall()
+    return [ApiUserRecord(*item) for item in outdated_keys]
+
+
+def remove_outdated_key(cur, api_key):
+    cur.execute(
+        f"""
+            DELETE FROM api_user WHERE api_key = "{api_key}"
+        """
+    )
+
+
+def send_notification(to_addr, alert=True):
+    message = ALERT_EMAIL_MESSAGE if alert else DELETED_EMAIL_MESSAGE
+    BODY = "\r\n".join((f"FROM: {EMAIL_FROM}", f"TO: {to_addr}", f"Subject: {EMAIL_SUBJECT}", "", message))
+    smtp_server = SMTP(host=SMTP_HOST, port=SMTP_PORT)
+    smtp_server.starttls()
+    smtp_server.sendmail(EMAIL_FROM, to_addr, BODY)
+
+
+def main():
+    u, p = secrets.db.epi
+    cnx = mysql.connector.connect(database="epidata", user=u, password=p, host=secrets.db.host)
+    cur = cnx.cursor()
+    outdated_keys_list = get_old_keys(cur)
+    for item in outdated_keys_list:
+        if item.date_diff == 5:
+            send_notification(item.email)
+        else:
+            remove_outdated_key(cur, item.api_key)
+            send_notification(item.email, alert=False)
+    cur.close()
+    cnx.commit()
+    cnx.close()
+
+
+if __name__ == "__main__":
+    main()
diff --git a/src/acquisition/covidcast/signal_dash_data_generator.py b/src/maintenance/signal_dash_data_generator.py
similarity index 100%
rename from src/acquisition/covidcast/signal_dash_data_generator.py
rename to src/maintenance/signal_dash_data_generator.py
diff --git a/src/maintenance/update_last_usage.py b/src/maintenance/update_last_usage.py
new file mode 100644
index 000000000..85596778a
--- /dev/null
+++ b/src/maintenance/update_last_usage.py
@@ -0,0 +1,38 @@
+import os
+from datetime import datetime as dtime
+
+import delphi.operations.secrets as secrets
+import mysql.connector
+import redis
+
+REDIS_HOST = os.environ.get("REDIS_HOST", "delphi_redis")
+REDIS_PASSWORD = os.environ.get("REDIS_PASSWORD", "1234")
+LAST_USED_KEY_PATTERN = "*LAST_USED*"
+
+
+def main():
+    redis_cli = redis.Redis(host=REDIS_HOST, password=REDIS_PASSWORD, decode_responses=True)
+    u, p = secrets.db.epi
+    cnx = mysql.connector.connect(database="epidata", user=u, password=p, host=secrets.db.host)
+    cur = cnx.cursor()
+
+    redis_keys = redis_cli.keys(pattern=LAST_USED_KEY_PATTERN)
+    today_date = dtime.today().date()
+    for key in redis_keys:
+        api_key, last_time_used = str(key).split("/")[1], dtime.strptime(str(redis_cli.get(key)), "%Y-%m-%d").date()
+        cur.execute(
+            f"""
+            UPDATE
+                api_user
+            SET last_time_used = "{last_time_used}"
+            WHERE api_key = "{api_key}" AND (last_time_used < "{last_time_used}" OR last_time_used IS NULL)
+        """
+        )
+        redis_cli.delete(key)
+    cur.close()
+    cnx.commit()
+    cnx.close()
+
+
+if __name__ == "__main__":
+    main()
diff --git a/src/server/_config.py b/src/server/_config.py
index 5d905c968..841e93b9e 100644
--- a/src/server/_config.py
+++ b/src/server/_config.py
@@ -7,7 +7,7 @@
 
 load_dotenv()
 
-VERSION = "4.1.6"
+VERSION = "4.1.7"
 
 MAX_RESULTS = int(10e6)
 MAX_COMPATIBILITY_RESULTS = int(3650)
diff --git a/tests/maintenance/__init__.py b/tests/maintenance/__init__.py
new file mode 100644
index 000000000..e197f3ec4
--- /dev/null
+++ b/tests/maintenance/__init__.py
@@ -0,0 +1,4 @@
+import sys
+import os
+
+sys.path.append(os.getcwd())
diff --git a/tests/acquisition/covidcast/test_covidcast_meta_cache_updater.py b/tests/maintenance/test_covidcast_meta_cache_updater.py
similarity index 91%
rename from tests/acquisition/covidcast/test_covidcast_meta_cache_updater.py
rename to tests/maintenance/test_covidcast_meta_cache_updater.py
index 40a242e22..318206ea4 100644
--- a/tests/acquisition/covidcast/test_covidcast_meta_cache_updater.py
+++ b/tests/maintenance/test_covidcast_meta_cache_updater.py
@@ -5,14 +5,11 @@
 import unittest
 from unittest.mock import MagicMock
 
-# third party
-import pandas
-
-from delphi.epidata.acquisition.covidcast.covidcast_meta_cache_updater import get_argument_parser, \
+from delphi.epidata.maintenance.covidcast_meta_cache_updater import get_argument_parser, \
   main
 # py3tester coverage target
 __test_target__ = (
-  'delphi.epidata.acquisition.covidcast.'
+  'delphi.epidata.maintenance.'
   'covidcast_meta_cache_updater'
 )
 
diff --git a/tests/acquisition/covidcast/test_signal_dash_data_generator.py b/tests/maintenance/test_signal_dash_data_generator.py
similarity index 98%
rename from tests/acquisition/covidcast/test_signal_dash_data_generator.py
rename to tests/maintenance/test_signal_dash_data_generator.py
index 5d0c81326..09bca3227 100644
--- a/tests/acquisition/covidcast/test_signal_dash_data_generator.py
+++ b/tests/maintenance/test_signal_dash_data_generator.py
@@ -12,8 +12,7 @@
 import pandas as pd
 
 # first party
-from delphi.epidata.acquisition.covidcast import signal_dash_data_generator
-from delphi.epidata.acquisition.covidcast.signal_dash_data_generator import (
+from delphi.epidata.maintenance.signal_dash_data_generator import (
   get_argument_parser,
   Database,
   DashboardSignalStatus,