{"id":"9dd10d85-adb5-4a0d-b023-58c7e3d22c68","created_at":"2025-09-04T14:23:52.328Z","updated_at":"2026-01-20T20:38:53.929Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"d0ed1048-0198-40be-99fc-f28fa4a21e2e","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":"qc_complete","qa_notes":null,"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/160530","readings":[{"id":"7eb796b0-3334-43d4-9e51-9325732af096","created_at":"2025-09-04T14:23:52.373Z","updated_at":"2025-09-04T14:23:52.373Z","parameter":"ph","unit":"std_units","value":"8.01","equipment":"unspecified_ph","equipment_limit":null},{"id":"1d2b9725-699d-4046-8cd6-9771662bb900","created_at":"2025-09-04T14:23:52.402Z","updated_at":"2025-09-04T14:23:52.402Z","parameter":"oxygen","unit":"mg_l","value":"8.58","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"97bf4673-5cd5-42dd-9b40-c7d23510cda2","created_at":"2025-09-04T14:23:52.415Z","updated_at":"2025-09-04T14:23:52.415Z","parameter":"total_phosphorus","unit":"ppb","value":"19","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"fd75badf-ce00-48a5-a331-fd6cc00b10cf","created_at":"2025-09-04T14:23:52.424Z","updated_at":"2025-09-04T14:23:52.424Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"450","equipment":"lab_unspecified","equipment_limit":null}]}