Colorado CDPHE — Front-Range air quality, hazardous waste, voluntary cleanup, Superfund. - searchAirQualitySites ⭐ ~15.7K APCD facilities + ~359 CCND monitors merged - searchVoluntaryCleanup ⭐ ~1.7K VCUP + NAD applications. AppStatus: APPROVAL (1465) / WITHDRAWN / DENIAL / PENDING - searchHazardousWasteFacilities ~6.1K RCRA handlers (Generator_Status: VSG/SQG/N/LQG) - searchSuperfundSites ~31 NPL sites, getServiceInfo upstream quirks: Multi-server (AGOL + cohealthmaps.dphe.state.co.us). maps.dphe.state.co.us native UNREACHABLE externally. Air facility schema lean (5 fields, NO County). VCUP fields abbreviated (CityNam, RV_Nmbr). RCRA County UPPERCASE, maxRecordCount=1000.
5 methodsFreshness not declaredColorado ECMC (formerly COGCC). DJ Basin / Wattenberg / Piceance operator-side. - searchWells (~120K) ⭐ filter county/operator/status/citingType/fieldName - searchPermits ⭐ Citing_Typ NOTICE+PLANNED on Well Spots - getWellByApi, searchPits (~13.7K), searchDirectionalBottomHoles (~38.1K), getServiceInfo Spec drift: searchSpills + searchSetbacks DROPPED — no Feature Services. Replaced with searchPits + searchDirectionalBottomHoles. upstream quirks: Authoritative AGOL is martinwi-owned COGCC_VIEW (same org as SLB). NO County text column — only API_County FIPS (123=Weld, 045=Garfield). Facil_Stat 2-letter codes (PR/PA/AC). Top operators: NOBLE (9.9K), KERR MCGEE (9K), PDC ENERGY (6.5K).
6 methodsFreshness not declaredColorado State Land Board — ~3M acres state trust lands. Lease + surface ownership + upcoming disposals. - searchOilGasLeases ⭐ Lease_Type='Oil and Gas' filter on ~4.5K leases (991 O&G) - searchUpcomingDisposals ⭐ TRXN-based auction tracts (sparse — 1-5 active) - searchSurfaceOwnership (~6.3K), getLeaseDetail, getServiceInfo upstream quirks: SLB GIS published by martinwi (same org as COGCC_VIEW). Spec said SLB_Leases_ALL_Public — that's the item title, NOT the URL path. Actual: Leases_ALL_2021/FeatureServer/0. Lease_Status: Active (4541), Out for Signature (13). Beneficiary dominated by School (4196). Lease_Subtype has 70+ values + data leaks. CSLB disposals layer 2 only (0/1 return 400).
5 methodsFreshness not declared
Knowledge
Know your data sources.
The public data contract for every source PatchOps exposes over MCP: provenance, freshness, coverage, caveats, and per-method schemas. Also available as JSON at /api/knowledge/data-sources.
tag: colorado