AtcRmk

Remarks associated with ATC facilities, referencing specific tables and columns in the NASR database

Source: NASRTable: ATC_RMKVersion: e25086c3e952 (effective 2026-04-16)

Ordered by FACILITY_ID, FACILITY_TYPE, REF_COL_NAME, REMARK_NO. The ordered by list is also the unique record key. Derived from legacy TWR6 and AFF2 records. ARPT_CTL_REMARKs are identified as ATC_REMARK; all other non-specific remarks are identified as GENERAL_REMARK.

Example query

# Introspect the AtcRmk type in GraphiQL at https://api.nav.sortie.co/graphql
# Example shape (pair with a compatible root query field):
{
  # ...rootQuery... {
    effDate
    siteNo
    siteTypeCode
    facilityType
  # }
}

Run at https://api.nav.sortie.co/graphql — GraphiQL is available in-browser.

Fields (13)

Field	Type	Description	Enum
effDate ← EFF_DATE	String	The 28 Day NASR Subscription Effective Date in format YYYY/MM/DD
siteNo ← SITE_NO	String	Landing Facility Site Number. A unique identifying number. Not applicable to TRACON, ARTCC or CERAP.
siteTypeCode ← SITE_TYPE_CODE	AtcRmkSiteTypeCode	Facility Type Code indicating the type of landing facility	A — Airport B — Balloonport C — Seaplane Base H — Heliport
facilityType ← FACILITY_TYPE	AtcBaseFacilityType	Facility Type describing the ATC facility classification	9 values ATCT — Air Traffic Control Tower ATCT-A/C — Air Traffic Control Tower plus Approach Control ATCT-RAPCON — Air Traffic Control Tower plus Radar Approach Control (Air Force Operates ATCT/FAA Operates Approach Control) ATCT-RATCF — Air Traffic Control Tower plus Radar Approach Control (Navy Operates ATCT/FAA Operates Approach Control) ATCT-TRACON — Air Traffic Control Tower plus Terminal Radar Approach Control NON-ATCT — Non-Air Traffic Control Tower TRACON — Consolidated TRACON ARTCC — Air Route Traffic Control Center CERAP — Center Radar Approach Control Facility
stateCode ← STATE_CODE	AtcBaseStateCode	Associated State Post Office Code, standard two-letter abbreviation for US States and Territories	58 values AK — Alaska AL — Alabama AR — Arkansas AS — American Samoa AZ — Arizona CA — California CO — Colorado CT — Connecticut DC — District of Columbia DE — Delaware FL — Florida GA — Georgia GU — Guam HI — Hawaii IA — Iowa ID — Idaho IL — Illinois IN — Indiana KS — Kansas KY — Kentucky LA — Louisiana MA — Massachusetts MD — Maryland ME — Maine MI — Michigan MN — Minnesota MO — Missouri MP — Northern Mariana Islands MS — Mississippi MT — Montana NC — North Carolina ND — North Dakota NE — Nebraska NH — New Hampshire NJ — New Jersey NM — New Mexico NV — Nevada NY — New York OH — Ohio OK — Oklahoma OR — Oregon PA — Pennsylvania PR — Puerto Rico QM — Kwajalein Atoll (US Army Kwajalein Atoll) QW — Wake Island RI — Rhode Island SC — South Carolina SD — South Dakota TN — Tennessee TX — Texas UT — Utah VA — Virginia VI — Virgin Islands VT — Vermont WA — Washington WI — Wisconsin WV — West Virginia WY — Wyoming
facilityId ← FACILITY_ID	String	Location Identifier. Unique 3-4 character alphanumeric identifier assigned to the Landing Facility or TRACON.
city ← CITY	String	Airport Associated City Name
countryCode ← COUNTRY_CODE	AtcRmkCountryCode	Country Post Office Code for the country where the airport is located	11 values AI — Anguilla BM — Bermuda BS — Bahamas FM — Federated States of Micronesia IO — British Indian Ocean Territory MF — Saint Martin MH — Marshall Islands PW — Palau SH — Saint Helena TC — Turks and Caicos Islands US — United States
legacyElementNumber ← LEGACY_ELEMENT_NUMBER	LegacyElementNumber	Legacy Remark Element number from the original TWR.txt or AFF.txt subscriber file format	20 values 1 — Legacy element 1 2 — Legacy element 2 3 — Legacy element 3 4 — Legacy element 4 5 — Legacy element 5 6 — Legacy element 6 7 — Legacy element 7 8 — Legacy element 8 9 — Legacy element 9 10 — Legacy element 10 11 — Legacy element 11 12 — Legacy element 12 TA9 — Legacy AFF element TA9 TA11 — Legacy AFF element TA11 TA15 — Legacy AFF element TA15 TA19 — Legacy AFF element TA19 TA21 — Legacy AFF element TA21 TA35 — Legacy AFF element TA35 TA43 — Legacy AFF element TA43 TA55 — Legacy AFF element TA55
tabName ← TAB_NAME	AtcRmkTabName	NASR Table name associated with the Remark	10 values AIRPORT — Airport table APCH_DEP_CTL_PROV — Approach/Departure Control Provider table ARPT_APCH_DEP_CALL — Airport Approach/Departure Call table ARPT_CTL_REMARK — Airport Control Remark table ARPT_CTL_SVC — Airport Control Service table ARTCC — Air Route Traffic Control Center table ATIS — ATIS table CTL_PRVDING_ARPT — Control Providing Airport table TRACON — TRACON table TWR_AIRPORT — Tower Airport table
refColName ← REF_COL_NAME	RefColName	NASR Column name associated with the Remark. ARPT_CTL_REMARKs are identified as ATC_REMARK. All other non-specific remarks are identified as GENERAL_REMARK.	13 values APCH_DEP_CALL — Approach/Departure Call column ATC_REMARK — ATC Control Remark (ARPT_CTL_REMARK type) ATIS_HRS — ATIS Hours of Operation column ATIS_PHONE_NO — ATIS Phone Number column CTL_PRVDING_HRS — Control Providing Hours column CTL_SVC — Control Service column CTL_TYPE_CODE — Control Type Code column DESCRIPTION — Description column GENERAL_REMARK — General non-specific remark NO_DAILY_OPS_HRS — Number of Daily Operations Hours column TWR_HRS — Tower Hours column TWR_OPERATOR_CODE — Tower Operator Code column TWR_TYPE_CODE — Tower Type Code column
remarkNo ← REMARK_NO	RemarkNo	Sequence number assigned to Reference Column Remark, used to order multiple remarks for the same column	12 values 1 — First remark 2 — Second remark 3 — Third remark 4 — Fourth remark 5 — Fifth remark 6 — Sixth remark 7 — Seventh remark 8 — Eighth remark 9 — Ninth remark 10 — Tenth remark 11 — Eleventh remark 12 — Twelfth remark
remark ← REMARK	String	Remark Text - free form text that further describes a specific Information Item