Call-prep brief · checked 2026-07-16
Santa Clarita Transit
Grade F · 26.2 / 100
Unchanged since 2026-07-14.
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
Top three things to fix
Add feed_start_date and feed_end_date to feed_info.txt and include calendar end dates in your export.
Neither feed_info.txt nor the calendars state when service ends. Nobody can tell when this feed will go stale.
Effort: Likely a one-time export setting.
Review the rule documentation for 'missing_required_file' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.
Missing required file (flagged by the MobilityData validator). See the linked rule for what this affects.
Effort: Varies.
Review the rule documentation for 'invalid_input_files_in_subfolder' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.
Invalid input files in subfolder (flagged by the MobilityData validator). See the linked rule for what this affects.
Effort: Varies.
Finding handoff
Move one finding to a recheck
Select one finding. Copy the request, make the change in the feed-producing tool, then compare the next complete run.
- Feed evidence
- Neither feed_info.txt nor the calendars state when service ends.
- Next action
- Add feed_start_date and feed_end_date to feed_info.txt and include calendar end dates in your export.
- Recheck
- Publish the changed feed at the same URL. On the next complete, comparable scorecard run, confirm that this finding is no longer reported.
Copy handoff text
- Feed evidence
- Missing required file (flagged by the MobilityData validator).
- Next action
- Review the rule documentation for 'missing_required_file' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.
- Recheck
- Publish the changed feed at the same URL. On the next complete, comparable scorecard run, confirm that this finding is no longer reported.
Copy handoff text
- Feed evidence
- Invalid input files in subfolder (flagged by the MobilityData validator).
- Next action
- Review the rule documentation for 'invalid_input_files_in_subfolder' at https://gtfs-validator.mobilitydata.org/rules.html and check the flagged rows in your feed.
- Recheck
- Publish the changed feed at the same URL. On the next complete, comparable scorecard run, confirm that this finding is no longer reported.
Copy handoff text
NTD GTFS readiness: Not ready
Resolve this before you certify on the D-10. 3 validator errors to resolve. No service end date could be read, so currency is unknown. agency.txt has no nonblank agency_id. Every RY2026 NTD GTFS submission needs a stable value unique among the reporters represented in the feed, crosswalked to each reporter's NTD ID on the P-50 form.
- Published Ready
- Published at a public URL.
- Valid Needs attention
- 3 validator errors to resolve.
- Current Not ready
- No service end date could be read, so currency is unknown.
- agency_id provided Not ready
- agency.txt has no nonblank agency_id. Every RY2026 NTD GTFS submission needs a stable value unique among the reporters represented in the feed, crosswalked to each reporter's NTD ID on the P-50 form.
Key facts
- Feed URL
- https://gitlab.com/LACMTA/gtfs_lax/-/archive/master/gtfs_lax-master.zip?path=santa_clarita
- Last checked
- 2026-07-16
- Service window
- Expiry date not stated in the feed.
A data-quality and completeness read to support an agency conversation. Not an official compliance determination. Rubric v1.2, validator 8.0.1.