{"schema_version":1,"airport":"97OK","entries":[{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"8d47e2686044","priority":"action","category":"frequency","kind":"added","summary":"frequency 122.9 (CTAF) added","source":"FRQ"},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"e09e682630e4","priority":"action","category":"runway","kind":"changed","summary":"runway H1: pavement now in good condition; length: 30 -> 40 ft; width: 30 -> 40 ft","source":"APT_RWY","fields":[{"field":"COND","old":"","new":"GOOD"},{"field":"RWY_LEN","old":"30","new":"40"},{"field":"RWY_WIDTH","old":"30","new":"40"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"1fde60b88355","priority":"fyi","category":"airport","kind":"changed","summary":"airport contact address line 2: none -> ATTN: DIRECTOR OF FACILITIES","source":"APT_CON","fields":[{"field":"ADDRESS2","old":"","new":"ATTN: DIRECTOR OF FACILITIES"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"cecf3bfb38ef","priority":"fyi","category":"airport","kind":"changed","summary":"airport contact address line 2: ATTN: HELIPORT MANAGER -> ATTN: GENE HUTCHISON, HELIPORT MGR.","source":"APT_CON","fields":[{"field":"ADDRESS2","old":"ATTN: HELIPORT MANAGER","new":"ATTN: GENE HUTCHISON, HELIPORT MGR."}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"b58f0d470276","priority":"fyi","category":"remark","kind":"added","summary":"new remark: TLOF 40FT X 40FT; FATO 69FT X 69FT; SAFETY AREA 81FT X 81FT. PRI INGRESS 108 DEG; PRI EGRESS 288 DEG; SEC INGRESS 010 DEG; SEC EGRESS 190 DEG. HELI CROSSING HT 15FT.","source":"APT_RMK","original":"TLOF 40FT X 40FT; FATO 69FT X 69FT; SAFETY AREA 81FT X 81FT. PRI INGRESS 108 DEG; PRI EGRESS 288 DEG; SEC INGRESS 010 DEG; SEC EGRESS 190 DEG. HELI CROSSING HT 15FT."},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"e8b5365f57f2","priority":"fyi","category":"remark","kind":"changed","summary":"remark updated: DAY/NGT IFR/VFR.  PRVDD 5 LGT POLES SURROUNDING HELIPAD ARE REMOVED; AND INGRESS/EGRESS ROUTES ARE FM/TO NW AND TO REMAIN WELL CLEAR OF THE 5 NORTHERN MOST LGT POLES.","source":"APT_RMK","original":"DAY/NGT IFR/VFR.  PRVDD 5 LGT POLES SURROUNDING HELIPAD ARE REMOVED; AND INGRESS/EGRESS ROUTES ARE FM/TO NW AND TO REMAIN WELL CLEAR OF THE 5 NORTHERN MOST LGT POLES.","fields":[{"field":"REMARK","old":"PRVDD 5 LGT POLES SURROUNDING HELIPAD ARE REMOVED; AND INGRESS/EGRESS ROUTES ARE FM/TO NW AND TO REMAIN WELL CLEAR OF THE 5 NORTHERN MOST LGT POLES.","new":"DAY/NGT IFR/VFR.  PRVDD 5 LGT POLES SURROUNDING HELIPAD ARE REMOVED; AND INGRESS/EGRESS ROUTES ARE FM/TO NW AND TO REMAIN WELL CLEAR OF THE 5 NORTHERN MOST LGT POLES."}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"2529fd823737","priority":"fyi","category":"runway","kind":"changed","summary":"runway H1: runway end elevation: 1262 -> 1266 ft MSL","source":"APT_RWY_END","fields":[{"field":"RWY_END_ELEV","old":"1262","new":"1266"}]},{"cycle":"2026-07-09","from_cycle":"2026-06-11","id":"59ea5b5993e0","priority":"fyi","category":"airport","kind":"changed","summary":"wind indicator: unlighted wind indicator -> lighted wind indicator (Y-L)","source":"APT_BASE","fields":[{"field":"WIND_INDCR_FLAG","old":"Y","new":"Y-L"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"41ff7a32f288","priority":"fyi","category":"runway","kind":"removed","summary":"helipad H2 (30x30 ft conc): removed","source":"APT_RWY","fields":[{"field":"RWY_ID","old":"H2","new":""},{"field":"RWY_LEN","old":"30","new":""},{"field":"RWY_WIDTH","old":"30","new":""},{"field":"SURFACE_TYPE_CODE","old":"CONC","new":""},{"field":"TREATMENT_CODE","old":"NONE","new":""}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"eeceabc308b5","priority":"fyi","category":"runway","kind":"removed","summary":"helipad H3 (30x30 ft conc): removed","source":"APT_RWY","fields":[{"field":"RWY_ID","old":"H3","new":""},{"field":"RWY_LEN","old":"30","new":""},{"field":"RWY_WIDTH","old":"30","new":""},{"field":"SURFACE_TYPE_CODE","old":"CONC","new":""},{"field":"TREATMENT_CODE","old":"NONE","new":""}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"65bb2ac7bf83","priority":"fyi","category":"runway","kind":"removed","summary":"helipad H4 (30x30 ft conc): removed","source":"APT_RWY","fields":[{"field":"RWY_ID","old":"H4","new":""},{"field":"RWY_LEN","old":"30","new":""},{"field":"RWY_WIDTH","old":"30","new":""},{"field":"SURFACE_TYPE_CODE","old":"CONC","new":""},{"field":"TREATMENT_CODE","old":"NONE","new":""}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"6be15d3d8bc9","priority":"action","category":"runway","kind":"changed","summary":"runway H1: edge light intensity: none -> perimeter (PERI)","source":"APT_RWY","fields":[{"field":"RWY_LGT_CODE","old":"","new":"PERI"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"aa038f68138d","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 405-417-1253","source":"APT_CON","fields":[{"field":"PHONE_NO","old":"405-271-7700","new":"405-417-1253"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"5fbbdd0f89b6","priority":"fyi","category":"airport","kind":"changed","summary":"airport phone number changed to 405-417-4241; airport contact address line 2: none -> ATTN: HELIPORT MANAGER; name changed: Manager -> Ou Medicine, Inc.","source":"APT_CON","fields":[{"field":"ADDRESS2","old":"","new":"ATTN: HELIPORT MANAGER"},{"field":"NAME","old":"MANAGER","new":"OU MEDICINE, INC."},{"field":"PHONE_NO","old":"405-271-7700","new":"405-417-4241"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"544f09e45763","priority":"fyi","category":"airport","kind":"changed","summary":"name changed: Presbyterian Hospital -> Oumc/University Of Oklahoma Medical Center","source":"APT_BASE","fields":[{"field":"ARPT_NAME","old":"PRESBYTERIAN HOSPITAL","new":"OUMC/UNIVERSITY OF OKLAHOMA MEDICAL CENTER"}]},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"c0b1c4fe4a7e","priority":"fyi","category":"remark","kind":"added","summary":"new remark: OTR CTC: SCOTT.EDWARDS@OUHEALTH.COM","source":"APT_RMK","original":"OTR CTC: SCOTT.EDWARDS@OUHEALTH.COM"},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"471ca5cf86aa","priority":"fyi","category":"remark","kind":"added","summary":"new remark: OTR MANAGER CTC: GENE.HUTCHISON@OUHEALTH.COM","source":"APT_RMK","original":"OTR MANAGER CTC: GENE.HUTCHISON@OUHEALTH.COM"},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"dd46880e8403","priority":"fyi","category":"runway","kind":"changed","summary":"runway H1: markings now in good condition; markings: none -> basic (BSC)","source":"APT_RWY_END","fields":[{"field":"RWY_MARKING_COND","old":"","new":"GOOD"},{"field":"RWY_MARKING_TYPE_CODE","old":"","new":"BSC"}]}],"first_cycle":"2026-04-16","last_cycle":"2026-07-09"}