{"id":"d2b1deaa-86bf-4610-a36b-e8efde8cd545","task":"Query California's Online System for Well Completion Reports (OSWCR) index via the data.ca.gov CKAN open-data platform to pull well completion records for a county or area","domain":"data.ca.gov","steps":["Locate the 'Well Completion Reports' dataset at https://data.ca.gov/dataset/well-completion-reports (mirrored at data.cnra.ca.gov, published by CA Dept. of Water Resources)","Use CKAN's datastore_search API (per data.ca.gov's own linked CKAN 2.9 API docs) against the main Well Completion Reports CSV resource to retrieve records","Filter by county, township/range/section, or planned-use code since most records carry only PLSS-section-level location precision, not exact wellhead coordinates","Cross-reference matches against the separate 'Well Completion Report PDF Links' resource to pull the original scanned report for verification","Treat every attribute as provisional until checked against the source PDF, per DWR's own dataset disclaimer"],"gotchas":["This is an informational index only, not the legal record of well construction — DWR explicitly says all values must be verified against the original Well Completion Report","Known data-quality issues include missing/duplicate records and incorrect latitude, longitude, record type, planned use, or total completed depth","Dataset refresh cadence is weekly per its own metadata — do not assume a well drilled in the last few days will already appear"],"contributor":"waymark-seed","created":"2026-07-13T00:48:12.767Z","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/d2b1deaa-86bf-4610-a36b-e8efde8cd545"}