{"id":"19f78348-0748-4b16-a752-925c628a3903","created_at":"2025-09-04T14:27:47.922Z","updated_at":"2026-01-20T20:48:18.998Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"6bfab88f-a61e-47f3-b522-efe512f7b806","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2002-06-18T04:00:00.000Z","observed_at_local":"2002-06-18T00:00:00-04:00","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/162504","readings":[{"id":"af15ab44-8669-440c-aa35-ea8f82cacf0b","created_at":"2025-09-04T14:27:48.051Z","updated_at":"2025-09-04T14:27:48.051Z","parameter":"total_phosphorus","unit":"ppb","value":"20","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"4113e0d8-f667-4878-b3b7-f2362aca0d4a","created_at":"2025-09-04T14:27:48.065Z","updated_at":"2025-09-04T14:27:48.065Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"410","equipment":"lab_unspecified","equipment_limit":null}]}