{"schema_version":1,"airport":"SD21","entries":[{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"742fe9b995db","priority":"fyi","category":"airport","kind":"changed","summary":"airport contact address: 25522 US HWY 14-34 -> 25522 US HWY 14/34; name changed: Randy Yost -> Robert Sherer","source":"APT_CON","fields":[{"field":"ADDRESS1","old":"25522 US HWY 14-34","new":"25522 US HWY 14/34"},{"field":"NAME","old":"RANDY YOST","new":"ROBERT SHERER"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"03fc50c97250","priority":"fyi","category":"airport","kind":"changed","summary":"airport contact address: 25522 US HWY 1434 -> 25522 US HWY 14/34; name changed: Randy Yost -> Sherer Spray Service","source":"APT_CON","fields":[{"field":"ADDRESS1","old":"25522 US HWY 1434","new":"25522 US HWY 14/34"},{"field":"NAME","old":"RANDY YOST","new":"SHERER SPRAY SERVICE"}]},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"3f15cb854780","priority":"fyi","category":"remark","kind":"added","summary":"new remark: CELL 605-222-0559","source":"APT_RMK","original":"CELL 605-222-0559"},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"85c1dfd2d3a5","priority":"fyi","category":"remark","kind":"added","summary":"new remark: EMERGENCY USE ONLY","source":"APT_RMK","original":"EMERGENCY USE ONLY"},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"8510f62778ed","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: CELL 605-280-6014","source":"APT_RMK","original":"CELL 605-280-6014"},{"cycle":"2026-03-19","from_cycle":"2026-02-19","id":"5746c24d5470","priority":"fyi","category":"remark","kind":"removed","summary":"remark removed: DONALD VAN NESS-CHMN/COUNTY BOARD OF COMMISSIONERS.","source":"APT_RMK","original":"DONALD VAN NESS-CHMN/COUNTY BOARD OF COMMISSIONERS."}],"first_cycle":"2026-03-19","last_cycle":"2026-03-19"}