# Long-trail record. Field meanings: docs/schema.md in this repository.

id = "appalachian"
name = "Appalachian National Scenic Trail"
short_name = "AT"
country = "US"
regions = ["GA", "NC", "TN", "VA", "WV", "MD", "PA", "NJ", "NY", "CT", "MA", "VT", "NH", "ME"]
length_km = 3537
length_note = "2,198 mi published by the Appalachian Trail Conservancy"
tier = "national"
designation = "National Scenic Trail (1968)"
wave = 1
inclusion = "nst-unconditional"

[source]
status = "verified"
publisher = "National Park Service Appalachian NST and Appalachian Trail Conservancy"
url = "https://services1.arcgis.com/fBc8EJBxQRMcHlei/ArcGIS/rest/services/ANST_Centerline/FeatureServer/0"
discovery = "arcgis-layer-edit-date: GET <layer>?f=json and read editingInfo.dataLastEditDate (and the feature count); fetch again when either changes"
format = "ArcGIS FeatureServer layer (query as GeoJSON or Esri JSON, 2,000 rows a page)"
crs = "EPSG:3857 (ask for outSR=4326)"
licence = "us-gov-public-domain"
licence_text = "United States federal government work, public domain in the United States under 17 U.S.C. 105. The National Park Service states: 'Data and content created by government employees within the scope of their employment are not subject to domestic copyright protection under 17 U.S.C. 105.' (https://irma.nps.gov/DataStore/Reference/Profile/2311077, read 2026-11-09). The service credits the National Park Service Appalachian National Scenic Trail and the Appalachian Trail Conservancy (2023); the Conservancy's share is not separately licensed in the service."
attribution = "National Park Service Appalachian National Scenic Trail & Appalachian Trail Conservancy"
osm_only = false
mainline = "One layer, 3,027 features, all 'Official A.T. Route'. No alternates or side trails in the layer; one stray 'Webcliff' feature to filter by name."
source_checked = "2026-11-08"
redistributable = true
line_source = "National Park Service Appalachian NST and Appalachian Trail Conservancy"
line_file = "line.geojson"

[osm]
relation = 156553
note = "OSM super-relation 156553 plus 13 per-state relations; not needed."

[shield]
status = "use-real-logo"
logo_source = "https://appalachiantrail.org/"
contact = "Appalachian Trail Conservancy (appalachiantrail.org); NPS Appalachian NST office"
note = "ATC owns registered marks; its brand guidelines cover volunteers and one-time uses only, no general licence found. The official emblem of a National Scenic Trail is a federal insignia (18 U.S.C. 701; Federal Register notices of 2000-03-28 cover Ice Age, North Country and Natchez Trace; status for the others not confirmed). Use needs the administering agency's permission."
logo_file = "shield.svg"
logo_owner = "Appalachian Trail Conservancy (appalachiantrail.org); NPS Appalachian NST office"

[verification]
verified = true
date = "2026-11-08"
measured_km = 3481.1
difference_percent = -1.6
parts = 1
note = "3029 features join into 1 continuous track; 1.6% short of 3,537 km."