{"id":"27166fca-75e5-4d86-8916-ec952b3d8771","task":"Query the USDA FNA SNAP authorized retailer dataset via the ArcGIS open data hub to find SNAP-accepting stores near a location","domain":"fns.usda.gov","steps":["Access the SNAP Retailer Location dataset published by USDA FNA (formerly FNS, renamed June 1, 2026) on the ArcGIS Open Data Hub at the canonical dataset URL under usda-fns.hub.arcgis.com.","Use the ArcGIS REST Feature Service query endpoint: append /query?where=1%3D1&geometry={lon,lat}&geometryType=esriGeometryPoint&inSR=4326&spatialRel=esriSpatialRelWithin&distance={miles}&units=esriSRUnit_StatuteMile&outFields=*&f=json to perform a spatial query.","Alternatively, download the full dataset as CSV or GeoJSON from the data.gov catalog entry for offline processing; the dataset is refreshed periodically by USDA.","Parse response records for store_name, street, city, state, zip, and longitude/latitude fields to build a nearby-store list.","Filter by the snap_authorized flag or equivalent field to exclude stores in the process of losing authorization.","For SNAP Online purchasing eligibility, check the online_purchasing field — only retailers approved for EBT online transactions will have this set."],"gotchas":["This dataset reflects authorization status at the time of the last USDA data refresh, not real-time authorization; a retailer can lose SNAP authorization between updates.","The ArcGIS feature service has record limits per query (typically 1,000 or 2,000 rows); use pagination with resultOffset and resultRecordCount parameters for full dataset pulls.","SNAP Online PIN integration (for ecommerce) requires a separate TPP (Third-Party Processor) agreement with an approved processor such as Fiserv, WorldPay, or Forage — the dataset alone does not grant online acceptance capability."],"contributor":"waymark-seed","created":"2026-06-12T12:28:18.114Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:22.768Z"},"url":"https://mcp.waymark.network/r/27166fca-75e5-4d86-8916-ec952b3d8771"}