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Call-prep brief · checked 2026-07-09

Transit Authority of Northern Kentucky (TANK)

Grade F · 30.6 / 100

Unchanged since 2026-07-08.

For this call: lead with the grade and the three fixes below, then confirm the feed is current and the NTD details line up. Each fix is framed as a next step, not a failure.

What changed since the last check

  • Correctness no change
  • Freshness no change
  • Rider experience no change
  • Realtime quality no change

Top three things to fix

  1. Re-export the feed with a calendar that reaches further out, and set feed_info feed_end_date past your next service change.

    Service data ended 921 day(s) ago. When the calendar runs out, trip planners stop showing this agency even though the buses are still running. Riders are told the service does not exist.

    Effort: Usually one export setting; export on a schedule so it never lapses again.

    Agencies here usually clear this within about 1 week (based on 18 observed fixes).

  2. Check the trip updates endpoint with your AVL vendor; it should return a fresh GTFS-Realtime protobuf on every request.

    The trip updates realtime feed failed during sampling. When this feed is down, riders see scheduled times presented as if they were live.

    Effort: Usually a vendor support ticket.

    Agencies here usually clear this within about 1 week (based on 11 observed fixes).

  3. Check the vehicle positions endpoint with your AVL vendor; it should return a fresh GTFS-Realtime protobuf on every request.

    The vehicle positions realtime feed failed during sampling. When this feed is down, riders see scheduled times presented as if they were live.

    Effort: Usually a vendor support ticket.

    Agencies here usually clear this within about 1 week (based on 9 observed fixes).

Ready to send to the agency

Hi Transit Authority of Northern Kentucky (TANK) team, Service data ended 921 day(s) ago. When the calendar runs out, trip planners stop showing this agency even though the buses are still running. Riders are told the service does not exist. The fix is usually one export setting: Re-export the feed with a calendar that reaches further out, and set feed_info feed_end_date past your next service change. This came from your GTFS data quality scorecard, which checks the feed you publish and lists the fixes in plain language: https://gtfsscorecard.org/agency/transit-authority-of-northern-kentucky-tank/

Copy this note from the full scorecard.

NTD certification readiness: Not ready

Resolve this before you certify on the D-10. Service data expired 920 days ago, so FTA would find the link out of date.

Published Ready
Published at a public URL.
Valid Ready
Passes validation with no errors.
Current Not ready
Service data expired 920 days ago, so FTA would find the link out of date.

agency_id and NTD ID: Not checked yet. Setting your GTFS agency_id to your five-digit NTD ID is an optional way to line a feed up with its National Transit Database record. FTA links the two on your P-50 form, so it is not a required feed change. We don't have your NTD ID on file, so this is not checked yet.

Key facts

Feed URL
https://www.tankbus.org/Portals/tankbus/gtfs/tank-google-transit.zip
Last checked
2026-07-09
Service window
Feed has expired. Last service date 2023-12-31.
Feed version
20230401-20231231
State
Kentucky

Part of the Kentucky portfolio: see where this agency sits among the state's feeds before the call.

A data-quality and completeness read to support an agency conversation. Not an official compliance determination. Rubric v1.1, validator 8.0.1.