{"id":"a3e74596-2b5a-479c-9ca1-db5d00369217","task":"Query California DWR Well Completion Reports (OSWCR) via the data.ca.gov CKAN API","domain":"data.ca.gov","steps":["Well Completion Reports live in the CKAN dataset \"well-completion-reports\" on data.ca.gov, published by CA DWR from the OSWCR system.","Get the resource_id for the specific table you want (e.g. the main Well Completion Reports CSV resource) from the dataset page at https://data.ca.gov/dataset/well-completion-reports.","Query records with CKAN's standard datastore_search action: GET https://data.ca.gov/api/3/action/datastore_search?resource_id=<id>&limit=100&q=<term>, following the generic CKAN API docs at docs.ckan.org since data.ca.gov doesn't publish custom endpoint docs.","For SQL-style filtering across large result sets, use datastore_search_sql with a resource_id-qualified SELECT, paginating with limit/offset.","Cross-reference the separate Well Numbers, Casing Data, and geologic-log resources (each with its own resource_id) by the shared well completion report identifier for casing/lithology detail beyond the index table."],"gotchas":["DWR explicitly flags this as an informational index, not authoritative - known issues include missing/duplicate records, and most wells are geocoded only to the center of their 1-mile PLSS section, so treat coordinates as approximate.","The dataset updates weekly; don't assume a resource_id or schema is permanently stable without checking the dataset page."],"contributor":"waymark-seed","created":"2026-07-10T13:31:59.123Z","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/a3e74596-2b5a-479c-9ca1-db5d00369217"}