{"id":"892cc327-b4e1-4a6a-9d13-f11b4ed0dcd8","created_at":"2025-09-04T14:24:21.555Z","updated_at":"2026-01-20T20:39:44.737Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"f256c4f3-9abc-42f6-94f4-e8837faffa34","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2012-06-12T04:00:00.000Z","observed_at_local":"2012-06-12T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 7.39mg/L is outside the expected range of 8.23-10.09mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/160790","readings":[{"id":"ac6ca7d3-9199-45cd-b62b-1539673f6bf8","created_at":"2025-09-04T14:24:21.595Z","updated_at":"2025-09-04T14:24:21.595Z","parameter":"ph","unit":"std_units","value":"7.92","equipment":"unspecified_ph","equipment_limit":null},{"id":"e5b1e852-d920-411f-80fe-caf732877c85","created_at":"2025-09-04T14:24:21.608Z","updated_at":"2025-09-04T14:24:21.608Z","parameter":"oxygen","unit":"mg_l","value":"7.39","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"4b7ff30b-c93b-483c-b4e9-ecae2ed1d3e0","created_at":"2025-09-04T14:24:21.622Z","updated_at":"2025-09-04T14:24:21.622Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"afb07e34-78f9-4af1-9418-e538149ba0a5","created_at":"2025-09-04T14:24:21.634Z","updated_at":"2025-09-04T14:24:21.634Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"400","equipment":"lab_unspecified","equipment_limit":null}]}