{"id":"f2ce5ba2-ddc6-4219-bb97-693f743bb507","created_at":"2025-09-04T14:24:31.302Z","updated_at":"2026-01-20T20:39:59.101Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"05104854-acc7-4fae-a94f-e449b7a65ea4","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2007-07-19T04:00:00.000Z","observed_at_local":"2007-07-19T00:00:00-04:00","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":["total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/160867","readings":[{"id":"be28e471-7a36-4c56-b11a-838c953305af","created_at":"2025-09-04T14:24:31.383Z","updated_at":"2025-09-04T14:24:31.383Z","parameter":"total_phosphorus","unit":"ppb","value":"11","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"e7d1f1b9-9240-4f90-b1e8-d9aad6a29a41","created_at":"2025-09-04T14:24:31.397Z","updated_at":"2025-09-04T14:24:31.397Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"440","equipment":"lab_unspecified","equipment_limit":null}]}