Oklahoma Water Resources Board aquifers + floodplains + biological data. Native ArcGIS REST + AGOL Feature Services (owner: OWRBOnline), no auth. - searchAquifers ⭐ — 71 aquifer polys across 4 layers (Major/Minor × Bedrock/Alluvial) - getFloodplain ⭐ — point-in-polygon FEMA SFHA lookup (~23,539 polys) - searchStreamFishCounts (~10,749 obs), getServiceInfo quirks: Aquifers MapServer (csa.ou.edu) uses LOWERCASE field names (name/class/type) vs uppercase on AGOL. Floodplain is OWRB-published from FEMA NFHL — FLD_ZONE in X/AE/A/AO/AH; no name/county column. Stream Fish Counts has no county column — bbox/near is the geo filter; FISH_GROUP is taxonomic family.
4 methodsFreshness not declared
