{"schema_version":1,"airport":"4PN4","entries":[{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"550f34d754c8","priority":"action","category":"frequency","kind":"removed","summary":"frequency 270.25 (WILLIAMSPORT RCAG) removed","source":"FRQ"},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"db90642a9ba9","priority":"action","category":"frequency","kind":"added","summary":"frequency 338.3 (PHILIPSBURG RCAG) added","source":"FRQ"},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"20b88da76e61","priority":"action","category":"remark","kind":"changed","summary":"remark updated: APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQS 124.9 (WILLIAMSPORT RCAG) & 338.3 (PHILIPSBURG RCAG).","source":"ATC_RMK","original":"APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQS 124.9 (WILLIAMSPORT RCAG) & 338.3 (PHILIPSBURG RCAG).","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQ 124.9/270.25 (WILLIAMSPORT RCAG).","new":"APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQS 124.9 (WILLIAMSPORT RCAG) & 338.3 (PHILIPSBURG RCAG)."}]},{"cycle":"2026-06-11","from_cycle":"2026-05-14","id":"1a49f34222e7","priority":"action","category":"frequency","kind":"changed","summary":"remark: APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQ 124.9/270.25 (WILLIAMSPORT RCAG). -> APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQS 124.9 (WILLIAMSPORT RCAG) & 338.3 (PHILIPSBURG RCAG).","source":"FRQ","fields":[{"field":"REMARK","old":"APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQ 124.9/270.25 (WILLIAMSPORT RCAG).","new":"APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQS 124.9 (WILLIAMSPORT RCAG) & 338.3 (PHILIPSBURG RCAG)."}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"d13941502dc7","priority":"ifr","category":"tower","kind":"added","summary":"approach/departure control listed: NEW YORK ARTCC (ZNY)","source":"ATC_BASE","fields":[{"field":"FACILITY_TYPE","old":"","new":"NON-ATCT"},{"field":"FACILITY_ID","old":"","new":"4PN4"},{"field":"FACILITY_NAME","old":"","new":"GEISINGER JERSEY SHORE HOSPITAL"},{"field":"REGION_CODE","old":"","new":"AEA"},{"field":"PRIMARY_APCH_RADIO_CALL","old":"","new":"NEW YORK ARTCC"},{"field":"APCH_P_PROVIDER","old":"","new":"ZNY"}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"50bcdbcb5d4b","priority":"action","category":"remark","kind":"added","summary":"new remark: APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQ 124.9/270.25 (WILLIAMSPORT RCAG).","source":"ATC_RMK","original":"APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQ 124.9/270.25 (WILLIAMSPORT RCAG)."},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"7157744d99e1","priority":"action","category":"frequency","kind":"changed","summary":"approach control radio call: none -> NEW YORK ARTCC; remark: none -> APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQ 124.9/270.25 (WILLIAMSPORT RCAG).","source":"FRQ","fields":[{"field":"PRIMARY_APPROACH_RADIO_CALL","old":"","new":"NEW YORK ARTCC"},{"field":"REMARK","old":"","new":"APCH/DEP SVC PRVDD BY NEW YORK ARTCC ON FREQ 124.9/270.25 (WILLIAMSPORT RCAG)."}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"e1b0d8c553fc","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":"2026-05-14","from_cycle":"2026-04-16","id":"e439083565cc","priority":"fyi","category":"airport","kind":"changed","summary":"NOTAM D service: none -> no; NOTAM facility: none -> FDC","source":"APT_BASE","fields":[{"field":"NOTAM_FLAG","old":"","new":"N"},{"field":"NOTAM_ID","old":"","new":"FDC"}]},{"cycle":"2026-05-14","from_cycle":"2026-04-16","id":"7e1b69e5957b","priority":"fyi","category":"remark","kind":"added","summary":"new remark: FOR CD CTC NEW YORK ARTCC AT 631-468-1425.","source":"APT_RMK","original":"FOR CD CTC NEW YORK ARTCC AT 631-468-1425."},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"b525989c8f43","priority":"action","category":"frequency","kind":"added","summary":"frequency 124.9 (WILLIAMSPORT RCAG) added","source":"FRQ"},{"cycle":"2026-04-16","from_cycle":"2026-03-19","id":"d5845e540cff","priority":"action","category":"frequency","kind":"added","summary":"frequency 270.25 (WILLIAMSPORT RCAG) added","source":"FRQ"}],"first_cycle":"2026-04-16","last_cycle":"2026-06-11"}