Texas Commission on Environmental Quality contamination, water, and air datasets. Public ArcGIS REST MapServer, no auth. Layers: - lpst (~30k Leaking Petroleum Storage Tanks) - pst (~19k active Petroleum Storage Tanks) - superfund (~170 state Superfund sites) - vcp (~3k Voluntary Cleanup), brownfield (~210), ihwca (~5.7k Industrial Hazardous Waste) - pws (~19k Public Water System wells), ww_outfall (~4.6k wastewater outfalls) - aqs (~230 air-quality monitoring sites) Counties stored UPPERCASE upstream; returned Title Case. PWS and AQS layers have no county field — pass bbox or near. getGroundwaterOverlay combines Edwards Aquifer + PGMA + GCDs in one call.
13 methodsFreshness not declaredTexas Water Development Board groundwater data. Public ArcGIS REST FeatureServer, no auth. Layers: - sdr (~680k Submitted Driller's Reports — primary) - gwdb (~143k curated Groundwater Database sites with aquifers + water levels) - plugging (~242k Plugging Reports) - bracs (~89k brackish wells with geophysical logs) Owner names redacted by default; pass includeOwner: true only when explicitly requested. Counties returned in Title Case. Use bbox or near for spatial filters.
12 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: aquifer