{"id":"bea02666-80c1-48ca-ac67-7284d1c5bad4","created_at":"2025-09-04T14:33:46.375Z","updated_at":"2026-01-20T20:57:11.563Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"b41c7bd3-f095-4608-8c94-b68a6cc2d8f4","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-08-22T04:00:00.000Z","observed_at_local":"2014-08-22T00:00:00-04:00","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/164885","readings":[{"id":"9dc859a4-efb0-48e3-a8f0-6be21601e5d6","created_at":"2025-09-04T14:33:46.425Z","updated_at":"2025-09-04T14:33:46.425Z","parameter":"total_phosphorus","unit":"ppb","value":"22","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"9e7f977d-6549-46e3-ba90-91ae2f47d8e5","created_at":"2025-09-04T14:33:46.439Z","updated_at":"2025-09-04T14:33:46.439Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"490","equipment":"lab_unspecified","equipment_limit":null}]}