{"id":"1c8a8019-472d-4dda-a4f3-a4cdcb501a18","created_at":"2025-08-27T12:33:11.798Z","updated_at":"2025-12-31T15:52:01.806Z","owner_id":"8ab592ec-e8e5-491b-8156-e205e8dd2cf3","location_id":"4c48aa54-011f-43ca-8bc4-00f01474babb","dataset_id":"f3c2580a-c808-4fc8-8437-03ca7389bb3f","form_id":"97496231-646d-46ac-842a-fb4a9a9fdd01","observed_at":"2024-11-04T09:00:00.000Z","observed_at_local":"2024-11-04T09:00:00+00:00","notes":"","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["phosphates","ammonia"],"photos":[],"permalink":"https://data.waterrangers.com/observations/82991","readings":[{"id":"0e7ada82-ee8e-48d9-870b-9b51abe29f51","created_at":"2025-08-27T12:33:11.838Z","updated_at":"2025-08-27T12:33:11.838Z","parameter":"phosphates","unit":"mg_l","value":"0.88","equipment":"hanna_checker_phosphates_low_range","equipment_limit":null},{"id":"1c8b30d6-0596-4e27-b85b-5dc5c8bd932e","created_at":"2025-08-27T12:33:11.832Z","updated_at":"2025-11-19T15:20:47.406Z","parameter":"ammonia","unit":"mg_l","value":"0","equipment":"hanna_checker_ammonia_low_range","equipment_limit":"<="}]}