{"schema_version":"1.0","record_id":"co-dwr-wdid:0500661","record_type":"colorado_dwr_structure","wdid":"0500661","canonical_url":"https://getditchbook.com/wdid/0500661/","identity":{"official_name":"ALTONA DITCH","display_name":"Altona Ditch","aliases":[],"structure_type":"DITCH"},"administration":{"division":1,"water_district":5,"current_in_use_code":"U","current_in_use_label":"Active structure; diversion records are not maintained"},"location":{"county":"Boulder","water_source":"Left Hand Creek","stream_mile":13.81,"legal_location":"Q40 SE · Q160 NW · Section 13 · Township 2.0 N · Range 71.0 W · Sixth Principal Meridian","point":{"type":"Point","coordinates":[-105.294149,40.140065]},"point_accuracy":"Spotted from quarters"},"state_record":{"modified_at":"2008-06-25","associated_case_references":["02CW0334","11CW0032","85CW0117","87CW0127","93CW0028","98CW0313","CA1462","CA18398","W7596"],"dwr_associated_contacts":["ALTONA DITCH CO"],"period_of_record_start":null,"period_of_record_end":null,"source_url":"https://dwr.state.co.us/Tools/Structures/0500661"},"water_rights":{"row_count":2,"rows":[{"record_number":1484742,"appropriation_date":"1865-05-31","adjudication_date":"1882-12-02","prior_adjudication_date":"0001-01-01","amounts":{"absolute":1.7054,"conditional":0,"apex_absolute":0,"apex_conditional":0,"unit_code":"C"},"priority_number":null,"administration_number":5630,"order_number":0,"decreed_use_code":"134568AW","associated_case_references":["11CW0032","02CW0334","93CW0028","85CW0117","W7596","CA18398","CA1462","98CW0313","87CW0127"],"source_modified_at":"2019-01-16","source_url":"https://dwr.state.co.us/Tools/WaterRights/NetAmounts/1484742"},{"record_number":1484743,"appropriation_date":"1875-04-15","adjudication_date":"1882-12-02","prior_adjudication_date":"0001-01-01","amounts":{"absolute":7.8474,"conditional":0,"apex_absolute":0,"apex_conditional":0,"unit_code":"C"},"priority_number":null,"administration_number":9236,"order_number":0,"decreed_use_code":"134568AW","associated_case_references":["11CW0032","02CW0334","93CW0028","85CW0117","W7596","CA18398","CA1462","98CW0313","87CW0127"],"source_modified_at":"2019-01-16","source_url":"https://dwr.state.co.us/Tools/WaterRights/NetAmounts/1484743"}],"live_search_url":"https://dwr.state.co.us/Tools/WaterRights/NetAmounts"},"company_association":{"status":"not_verified","verified_companies":[],"dwr_associated_contacts":["ALTONA DITCH CO"],"dwr_contacts_are_verified_owners":false,"last_verified_at":null,"next_check":"Confirm the current operator or secretary from company, court, and county records."},"geometry":{"status":"official_point_only","point_source":"colorado_dwr_structure","point_accuracy":"Spotted from quarters","reviewed_geometry_url":null,"last_reviewed_at":null,"proves_parcel_crossing":false},"related_records":[{"wdid":"0504077","name":"Allen Lake Res","canonical_url":"https://getditchbook.com/wdid/0504077/","relation":"same_named_water_source","distance_km":0.7},{"wdid":"0504334","name":"Geer Canyon Res","canonical_url":"https://getditchbook.com/wdid/0504334/","relation":"same_named_water_source","distance_km":0.8},{"wdid":"0500648","name":"Toll Gate Ditch","canonical_url":"https://getditchbook.com/wdid/0500648/","relation":"same_named_water_source","distance_km":0.9},{"wdid":"0500565","name":"Haldi Ditch","canonical_url":"https://getditchbook.com/wdid/0500565/","relation":"same_named_water_source","distance_km":1},{"wdid":"0500564","name":"Lake Ditch","canonical_url":"https://getditchbook.com/wdid/0500564/","relation":"same_named_water_source","distance_km":1.7},{"wdid":"0504426","name":"Tribble Pond 1","canonical_url":"https://getditchbook.com/wdid/0504426/","relation":"same_named_water_source","distance_km":1.7}],"freshness":{"policy_version":"source-capture-v1","evaluated_at":"2026-08-13","state_at_evaluation":"recent","age_days_at_evaluation":2,"dwr":{"retrieved_at":"2026-08-11","structure_modified_at":"2008-06-25","next_refresh_due_at":"2026-09-25"},"company_association":{"status":"not_verified","last_verified_at":null},"geometry":{"status":"official_point_only","last_reviewed_at":null},"notice":"Freshness describes source capture and review dates, not legal conclusiveness."},"sources":[{"source_id":"co-dwr-structure:0500661","evidence_lane":"dwr_state_record","publisher":"Colorado Division of Water Resources","dataset":"Structures","url":"https://dwr.state.co.us/Tools/Structures/0500661","retrieved_at":"2026-08-11","source_modified_at":"2008-06-25"},{"source_id":"co-dwr-net-amounts","evidence_lane":"dwr_state_record","publisher":"Colorado Division of Water Resources","dataset":"Water Rights Net Amounts","url":"https://dwr.state.co.us/Tools/WaterRights/NetAmounts","retrieved_at":"2026-08-11","source_modified_at":null}],"provenance":[{"path":"/identity","evidence_lane":"dwr_state_record","source_refs":["co-dwr-structure:0500661"],"assertion":"published_by_source"},{"path":"/location","evidence_lane":"dwr_state_record","source_refs":["co-dwr-structure:0500661"],"assertion":"published_by_source"},{"path":"/company_association/status","evidence_lane":"unknown","source_refs":[],"assertion":"not_verified"},{"path":"/geometry/status","evidence_lane":"dwr_state_record","source_refs":["co-dwr-structure:0500661"],"assertion":"official_point_only"}]}