GTFS Scorecard: Metro Transit - City of Madison feed quality changesGrade moves, expiry warnings, and score swings for Metro Transit - City of Madison's GTFS feed.tag:gtfsscorecard.org,2026:agency/metro-transit-city-of-madison/changes2026-06-23T00:00:00ZGTFS ScorecardGTFS ScorecardMetro Transit - City of Madison: Grade went A to B.tag:gtfsscorecard.org,2026:agency/metro-transit-city-of-madison/2026-06-23/grade_change2026-06-23T00:00:00ZGrade went A to B.