Ohio ODNR DGS. Water wells + USDW (UIC injection-zone protection) + karst + ODNR seismic. - searchWaterWells (~651K) ⭐ filter county/aquiferType/wellUse/driller/yearFrom/yearTo/flowingOnly - searchUSDWFeatures ⭐ ~189 USDW Areas (default) or 5 boundary lines (featureType='boundaries') - searchEarthquakes (instrumental ~1.2K, historical ~1K, both) - searchKarstFeatures (~46.7K), getServiceInfo Spec drift: searchMineralLocations DROPPED — Mineral_Industry_Locations_AGOL returns HTTP 500 on every query (probed both MapServer/0 and FeatureServer/0). upstream quirks: COUNTY_DESC UPPERCASE; WELL_USE_DESC top values DOMESTIC=490K/MONITOR=42K; Karst POINT_TYPE has trailing whitespace upstream.
5 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: water-wells