island-transit — Source Data Validation Report

This report was generated by the Canonical GTFS Schedule validator, version 8.0.1 at 2026-09-11T17:19:53Z,
for the dataset file:///shared/island-transit_d2358121.zip. No country code was provided.

Use this report alongside our documentation.

Summary

Agencies included


Feed Info


Publisher Name:
Island Transit
Feed Email:
joliver@galvestontx.gov
Feed Language:
English
Feed Start Date:
2025-10-22
Feed End Date:
2027-09-07

Files included


  1. agency.txt
  2. calendar.txt
  3. calendar_dates.txt
  4. fare_attributes.txt
  5. fare_rules.txt
  6. feed_info.txt
  7. routes.txt
  8. shapes.txt
  9. stop_times.txt
  10. stops.txt
  11. trips.txt

Counts


  • Agencies: 1
  • Blocks: 0
  • Routes: 11
  • Shapes: 50
  • Stops: 292
  • Trips: 3893

Specification Compliance report

4237 notices reported (0 errors, 299 warnings, 3938 infos)

Notice Code Severity Total
expired_calendar WARNING 5

expired_calendar

Dataset should not contain date ranges for services that have already expired.

This warning takes into account the calendar_dates.txt file as well as the calendar.txt file.

You can see more about this notice here.

csvRowNumber (?) The row of the faulty record. serviceId (?) The service id of the faulty record.
14 "Fall_Winter_(NO_RAIL)-Sa"
17 "Fall_Winter_(NO_RAIL)-Fr"
22 "Old_Terminal_(Summer)-We-Th"
24 "Fall_Winter_(NO_RAIL)-Su"
25 "Saturday_Fix_Only"
mixed_case_recommended_field WARNING 2

mixed_case_recommended_field

This field has customer-facing text and should use Mixed Case (should contain upper and lower case letters).

This field contains customer-facing text and should use Mixed Case (upper and lower case letters) to ensure good readability when displayed to riders. Avoid the use of abbreviations throughout the feed (e.g. St. for Street) unless a location is called by its abbreviated name (e.g. “JFK Airport”). Abbreviations may be problematic for accessibility by screen reader software and voice user interfaces.

Good examples:
Field Text Dataset
"Schwerin, Hauptbahnhof" Verkehrsverbund Berlin-Brandenburg
"Red Hook/Atlantic Basin" NYC Ferry
"Campo Grande Norte" Carris
Bad examples:
Field Text
"GALLERIA MALL"
"3427 GG 17"
"21 Clark Rd Est"

You can see more about this notice here.

filename (?) Name of the faulty file. fieldName (?) Name of the faulty field. fieldValue (?) Faulty value. csvRowNumber (?) The row number of the faulty record.
"routes.txt" "route_long_name" "via UTMB" 2
"stops.txt" "stop_name" "53rd & S" 224
trip_distance_exceeds_shape_distance_below_threshold WARNING 292

trip_distance_exceeds_shape_distance_below_threshold

The distance between the last shape point and last stop point is greater than 0 but less than the 11.1m threshold.

You can see more about this notice here.

Only the first 50 of 292 affected records are displayed below.

tripId (?) The faulty record's trip id. shapeId (?) The faulty record's shape id. maxTripDistanceTraveled (?) The faulty record's trip max distance traveled. maxShapeDistanceTraveled (?) The faulty record's shape max distance traveled. geoDistanceToShape (?) The distance in meters between the shape and the stop.
"Spring-Su-Rail-A-OB-1200-0079993" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Summer-We-Fr-Rail-A-OB-1430-057050f" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Summer-Su-Rail-A-OB-1430-06e0b5e" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Spring-Sa-Rail-A-OB-1201-072e757" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-Mo-Tu-3-O-A-OB-0845-082fa15" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Old_Terminal_(Summer)-Fr-3-O-A-OB-0845-082fa15" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Old_Terminal_(Summer)-We-Th-3-O-A-OB-0845-082fa15" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Spring-Sa-Rail-A-OB-1601-09db7ac" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-We-Th-Rail-A-OB-1500-0ab8845" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-Fr-Rail-A-OB-1500-0ab8845" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Summer-Su-Rail-A-OB-1230-0caee65" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Summer-Sa-Rail-A-OB-1800-0e8d470" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Spring-Fr-Rail-A-OB-1500-0fedce7" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-We-Th-Rail-A-OB-1600-1023762" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-Fr-Rail-A-OB-1600-1023762" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(No_Rail)-Mo-Th-1-O-OB-1149-1088c28" "1-O-OB" 5212.55 5205.86 5.41111411367483
"Old_Terminal_(No_Rail)-Fr-1-O-OB-1149-1088c28" "1-O-OB" 5212.55 5205.86 5.41111411367483
"Spring-Sa-Rail-A-OB-1131-10e1d9d" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-Mo-Tu-3-O-A-OB-1345-114edb6" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Old_Terminal_(Summer)-Fr-3-O-A-OB-1345-114edb6" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Old_Terminal_(Summer)-We-Th-3-O-A-OB-1345-114edb6" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Spring-Fr-Rail-A-OB-1630-114fa95" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Fall_Winter-Su-Rail-A-OB-1230-12049c1" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(No_Rail)-Mo-Th-3-O-A-OB-1545-12b576d" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Old_Terminal_(No_Rail)-Fr-3-O-A-OB-1545-12b576d" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Summer-Su-Rail-A-OB-1730-137dced" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(No_Rail)-Mo-Th-3-O-A-OB-1745-1387be0" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Old_Terminal_(No_Rail)-Fr-3-O-A-OB-1745-1387be0" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Summer-Su-Rail-A-OB-1300-147fbb4" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Summer-Su-Rail-A-OB-1200-15ed919" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Summer-Sa-Rail-A-OB-1330-16a7b42" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-Mo-Tu-1-O-OB-1449-178c969" "1-O-OB" 5212.55 5205.86 5.41111411367483
"Old_Terminal_(Summer)-Fr-1-O-OB-1449-178c969" "1-O-OB" 5212.55 5205.86 5.41111411367483
"Old_Terminal_(Summer)-We-Th-1-O-OB-1449-178c969" "1-O-OB" 5212.55 5205.86 5.41111411367483
"Fall_Winter-Sa-Rail-A-OB-1530-1d13963" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Fall_Winter-Fr-Rail-A-OB-1030-1d32c2f" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Fall_Winter-Su-Rail-A-OB-1630-1ef7fb6" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Spring-Sa-Rail-A-OB-1531-2019c44" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-Mo-Tu-3-O-A-OB-1545-202a2b5" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Old_Terminal_(Summer)-Fr-3-O-A-OB-1545-202a2b5" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Old_Terminal_(Summer)-We-Th-3-O-A-OB-1545-202a2b5" "3-O-A-OB" 6991.47 6978.28 5.5923877883838236
"Fall_Winter-Sa-Rail-A-OB-1030-20561a2" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Fall_Winter-Su-Rail-A-OB-1330-21f622f" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Fall_Winter-Su-Rail-A-OB-1700-24a2a98" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Summer-Su-Rail-A-OB-1000-265236c" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(No_Rail)-Mo-Th-1-O-OB-0649-2869390" "1-O-OB" 5212.55 5205.86 5.41111411367483
"Old_Terminal_(No_Rail)-Fr-1-O-OB-0649-2869390" "1-O-OB" 5212.55 5205.86 5.41111411367483
"Fall_Winter-Sa-Rail-A-OB-1200-28e1703" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-We-Th-Rail-A-OB-1300-29ed136" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
"Old_Terminal_(Summer)-Fr-Rail-A-OB-1300-29ed136" "Rail-A-OB" 3166.35 3155.7 6.846906121684298
big_gap_in_service INFO 43

big_gap_in_service

A service has a gap of more than 13 days between active service dates.

You can see more about this notice here.

serviceId (?) The service_id that has the gap. gapStartDate (?) The first day of the gap. gapEndDate (?) The last day of the gap. gapDurationDays (?) The number of days in the gap.
"Fall_Winter-Mo-Th" "2026-02-03" "2026-02-18" 14
"Fall_Winter-Mo-Th" "2026-02-26" "2026-09-08" 193
"Spring-Fr" "2026-05-22" "2027-03-05" 286
"Fall_Winter-Sa" "2026-01-31" "2026-02-21" 20
"Fall_Winter-Sa" "2026-02-28" "2026-09-12" 195
"Fall_Winter-Sa" "2027-01-23" "2027-02-13" 20
"Summer-Sa" "2026-09-07" "2027-06-05" 270
"Summer-Mo-Tu" "2026-09-01" "2027-05-31" 271
"Fall_Winter-Fr" "2025-11-21" "2025-12-12" 20
"Fall_Winter-Fr" "2026-01-30" "2026-02-20" 20
"Fall_Winter-Fr" "2026-02-27" "2026-09-11" 195
"Fall_Winter-Fr" "2026-11-20" "2026-12-11" 20
"Fall_Winter-Fr" "2026-12-18" "2027-01-08" 20
"Fall_Winter-Fr" "2027-01-22" "2027-02-12" 20
"Old_Terminal_(No_Rail)-Mo-Th" "2025-11-10" "2025-12-04" 23
"Old_Terminal_(No_Rail)-Mo-Th" "2025-12-04" "2026-02-04" 61
"Old_Terminal_(No_Rail)-Mo-Th" "2026-02-17" "2026-11-05" 260
"Old_Terminal_(No_Rail)-Mo-Th" "2026-11-10" "2026-12-03" 22
"Old_Terminal_(No_Rail)-Mo-Th" "2026-12-03" "2027-02-01" 59
"Old_Terminal_(No_Rail)-Sa" "2025-11-11" "2025-12-06" 24
"Old_Terminal_(No_Rail)-Sa" "2025-12-06" "2026-11-07" 335
"Old_Terminal_(No_Rail)-Sa" "2026-11-07" "2026-12-05" 27
"Spring-Su" "2026-05-24" "2027-03-07" 286
"Spring-Mo-We" "2026-05-20" "2027-03-01" 284
"Spring-Th" "2026-03-05" "2026-03-26" 20
"Spring-Th" "2026-05-21" "2027-03-04" 286
"Fall_Winter-Su" "2026-02-01" "2026-02-22" 20
"Fall_Winter-Su" "2026-02-22" "2026-09-13" 202
"Fall_Winter-Su" "2027-01-24" "2027-02-14" 20
"Old_Terminal_(No_Rail)-Fr" "2025-11-07" "2025-12-05" 27
"Old_Terminal_(No_Rail)-Fr" "2025-12-05" "2026-02-06" 62
"Old_Terminal_(No_Rail)-Fr" "2026-02-13" "2026-11-06" 265
"Old_Terminal_(No_Rail)-Fr" "2026-11-06" "2026-12-04" 27
"Old_Terminal_(No_Rail)-Fr" "2026-12-04" "2027-01-29" 55
"Summer-We-Fr" "2026-09-04" "2027-06-02" 270
"Spring-Sa" "2026-05-23" "2027-03-06" 286
"Old_Terminal_(No_Rail)-Su" "2025-11-09" "2025-12-07" 27
"Old_Terminal_(No_Rail)-Su" "2025-12-07" "2026-02-08" 62
"Old_Terminal_(No_Rail)-Su" "2026-02-15" "2026-11-08" 265
"Old_Terminal_(No_Rail)-Su" "2026-11-08" "2026-12-06" 27
"Old_Terminal_(No_Rail)-Su" "2026-12-06" "2027-01-31" 55
"Christmas_Eve" "2025-12-24" "2026-12-24" 364
"Summer-Su" "2026-09-06" "2027-05-30" 265
unknown_column INFO 2

unknown_column

A column name is unknown.

You can see more about this notice here.

filename (?) The name of the faulty file. fieldName (?) The name of the unknown column. index (?) The index of the faulty column.
"stop_times.txt" "stop_headsign_code" 10
"trips.txt" "trip_headsign_code" 7
unsorted_stop_times INFO 3893

unsorted_stop_times

Stop times are not sorted by trip_id and stop_sequence.

'stop_times.txt' entries for a given trip are not sorted by stop_sequence, or are not contiguous in the file.

You can see more about this notice here.

Only the first 50 of 3893 affected records are displayed below.

tripId (?) The faulty record's trip_id. startCsvRowNumber (?) CSV row number of the first stop_times entry for this trip. endCsvRowNumber (?) CSV row number of the last stop_times entry for this trip.
"Fall_Winter_(NO_RAIL)-Mo-Th-3-A-IB-1103-c560413" 20454 21998
"Fall_Winter_(NO_RAIL)-Fr-Downtown Loop-A-OB-1315-e3b997a" 35574 36447
"Fall_Winter-Mo-Th-2-B-OB-1630-c114f84" 16094 17069
"Old_Terminal_(Summer)-We-Th-3-O-A-IB-1003-31eb929" 40356 41142
"Fall_Winter_(NO_RAIL)-Sa-Seawall-A-OB-1522-ba6f9da" 60100 66121
"Old_Terminal_(Summer)-Fr-3-O-A-OB-1145-2fba658" 41181 42440
"Fall_Winter-Mo-Th-3-A-OB-0845-d96f63b" 22144 24762
"Fall_Winter_(NO_RAIL)-Fr-3-A-OB-1645-80d147b" 22140 24758
"Summer-We-Fr-6-A-OB-1730-c64f295" 30889 35365
"Old_Terminal_(No_Rail)-Sa-Downtown Loop-O-IB-1230-dd475ce" 54380 54679
"Fall_Winter_(NO_RAIL)-Su-Seawall-A-OB-1722-fc51c19" 59934 65961
"Spring-Mo-We-6-A-OB-1330-3a708cd" 30897 35385
"Fall_Winter_(NO_RAIL)-Sa-Seawall-A-IB-1030-b77fd27" 54750 59551
"Fall_Winter_(NO_RAIL)-Mo-Th-4-A-IB-1238-e2fba8a" 17176 18065
"Fall_Winter_(NO_RAIL)-Mo-Th-3-A-IB-0605-ec92e9f" 20448 21996
"Spring-Fr-6-A-OB-1730-bf3b9d2" 30956 35437
"Fall_Winter_(NO_RAIL)-Fr-3-A-OB-1245-e3914ad" 22117 24735
"Fall_Winter_(NO_RAIL)-Sa-Seawall-A-OB-1922-93cdb8a" 59925 65948
"Old_Terminal_(No_Rail)-Fr-3-O-B-IB-1303-f8bb4d1" 42483 43086
"Old_Terminal_(Summer)-We-Th-3-O-B-IB-0903-d91367b" 42501 43079
"Fall_Winter_(NO_RAIL)-Su-Seawall-A-OB-1052-d8739f5" 59900 65925
"Summer-We-Fr-Rail-A-OB-1600-44164d3" 66321 67181
"Fall_Winter_(NO_RAIL)-Mo-Th-5-A-IB-1604-4a220d2" 51 4017
"Spring-Mo-We-2-A-OB-1330-a61a49d" 14615 15615
"Old_Terminal_(Summer)-We-Th-3-O-A-IB-1803-a4f5e49" 40381 41156
"Fall_Winter-Sa-Seawall-A-OB-1552-2bd318f" 60074 66096
"Fall_Winter_(NO_RAIL)-Mo-Th-2-B-OB-0830-8496ba4" 16091 17070
"Fall_Winter_(NO_RAIL)-Fr-3-A-OB-0745-258ee81" 22080 24698
"Spring-Sa-1-3-4-2-A-OB-1730-6baac98" 74069 76969
"New_Years_Eve-Fr-6-A-IB-0950-ed830ff" 26170 30776
"Old_Terminal_(Summer)-We-Th-1-O-OB-1349-92a917e" 38343 39364
"Summer-We-Fr-3-A-OB-1645-4db0904" 22099 24717
"Spring-Fr-Seawall-A-IB-1930-122e64f" 54740 59554
"Old_Terminal_(No_Rail)-Sa-6-5-O-OB-1132-30a349c" 78122 78541
"Old_Terminal_(No_Rail)-Fr-4-O-IB-0638-7b1b710" 48203 48751
"Fall_Winter_(NO_RAIL)-Sa-Downtown Loop-A-IB-1730-ebca177" 36534 37112
"Spring-Fr-1-A-OB-1250-1b92c7c" 11457 13621
"Summer-Su-Seawall-A-IB-1600-da01c4f" 54911 59632
"Summer-Su-Seawall-A-IB-1500-c50abf6" 54971 59789
"Summer-We-Fr-1-A-IB-1200-5eb2635" 9197 11373
"Fall_Winter-Fr-Rail-A-IB-1000-87621e7" 67263 67630
"Old_Terminal_(No_Rail)-Fr-1-O-OB-0649-2869390" 38363 39351
"Old_Terminal_(Summer)-Fr-2-O-A-OB-1230-baf7028" 39959 40336
"Fall_Winter-Sa-Seawall-A-OB-1652-a197ad0" 59981 66008
"Spring-Fr-4-A-OB-1430-53f31cd" 18254 20422
"Fall_Winter-Sa-Rail-A-IB-1100-5acd3cd" 67272 67639
"Fall_Winter_(NO_RAIL)-Su-Seawall-A-IB-1530-73ee8e2" 54888 59682
"Summer-We-Fr-Rail-A-IB-1300-38f8a1b" 67182 67568
"Old_Terminal_(Summer)-Fr-Rail-A-OB-1430-f575e8a" 66295 67159
"Summer-We-Fr-Seawall-A-OB-1422-842f80d" 59848 65871