Virginia DEQ solid-waste permits, alternate water supplies, biosolids, federal facilities, air sites + emissions, and Chesapeake Bay zones via the EDMA mapping service. 10 curated layers from VA's 127-layer ArcGIS deployment. - searchSolidWastePermits ⭐ 1.4K (881 Revoked, 491 Permitted) - searchAirSites ⭐ 3.7K active air sites with classification - searchAirEmissions ⭐ 17.8K TPY rows (PM 10/VOC/NOX/SO2) - searchBiosolidsAreas, searchAltWaterSupplies, searchChesapeakeBayZones §0: schema inconsistent — Solid Waste uses LOCALITY/FACILITY_COUNTY; Alt Water no county; Air Sites uses FAC_L_CITY. Layer 292 is a Table. CRS 3857; outSR=4326.
7 methodsFreshness not declaredWVDEP consolidated. Marcellus heart — EQT, Antero, Range, Southwestern. 11 services in one enterprise folder, 9 layers via 8 methods. - searchWells (~153K) ⭐ county (→FIPS), operator, status, wellType, formation, marcellus/horizontal flags - searchPermits ⭐ orderBy issuedate desc; permitType, yearFrom/To - searchAirEmissionSources (~2.6K), searchAbandonedMineLands (~10K), searchRemediationSites (VRP+SEMS), searchMiningReclamation (~11K), searchDamSafety (~395), searchWatershedAssessment (~34K 303d), getServiceInfo upstream quirks: county on wells = FIPS suffix (Wetzel='103'). marcellus 'y'/'n'/'u' string. Mining columns are type/per_status. SEMS columns 10-char truncated. AML status bracketed variants. Air/AML/VRP/Mining/Dam/Watershed have NO county column — bbox/near only.
9 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: air