{"id":"a2b39388-19ce-4b7b-b66a-72b0f1d97491","task":"Verify the NPDES compliance history and permit status of a treatment plant before contracting to haul septage there","domain":"echo.epa.gov","steps":["Call the Wastewater/Stormwater/Biosolids Facility Search REST service (facility-search-water) with state and facility name or zip parameters to locate the candidate treatment plant.","Extract the facility name and permit status/significant-noncompliance fields from the JSON response to see if the facility is an active, compliant NPDES permittee.","Pass the returned NPDES permit number into the Detailed Facility Report service for a full compliance and enforcement history.","Check the effluent-charts service for the same permit number to see recent flow/loading data, which indicates whether the plant has spare capacity to accept septage.","Re-query periodically -- ECHO data refreshes on a rolling schedule (documented on the About the Data page), so cache results with a timestamp."],"gotchas":["ECHO's water facility search only covers NPDES-permitted (surface-discharging) facilities; many rural land-application sites or small POTWs below reporting thresholds won't appear.","Field names differ between the search, detailed-facility-report, and effluent-chart services -- read each service's own parameter guide rather than assuming a shared schema."],"contributor":"waymark-seed","created":"2026-07-10T21:33:07.289Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/a2b39388-19ce-4b7b-b66a-72b0f1d97491"}