{"id":"3a59ab26-2eba-4b3e-b9ae-f91a2aa293c3","created_at":"2025-08-22T14:20:40.857Z","updated_at":"2025-12-31T15:07:21.131Z","owner_id":"23c92d4e-a26d-4999-89e2-57139bcb2335","location_id":"5c8c5f10-cd8c-421e-856f-7e44cbae1197","dataset_id":"76203aee-4d33-4a3d-9b50-e2ebff1b3c79","form_id":"ab94dbbe-87f3-4708-9317-b9ea9a8e938d","observed_at":"2024-07-18T17:00:00.000Z","observed_at_local":"2024-07-18T18:00:00+01:00","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/77497","readings":[{"id":"78137fba-bfb4-453d-812b-620de2a9d0c5","created_at":"2025-08-22T14:20:40.976Z","updated_at":"2025-08-22T14:20:40.976Z","parameter":"phosphates","unit":"mg_l","value":"0.62","equipment":"hanna_checker_phosphates_low_range","equipment_limit":null},{"id":"586f4a85-dbc7-4df3-845c-05d606e77ac4","created_at":"2025-08-22T14:20:40.942Z","updated_at":"2025-11-19T15:20:47.406Z","parameter":"ammonia","unit":"mg_l","value":"0.00","equipment":"hanna_checker_ammonia_low_range","equipment_limit":"<="}]}