{"id":"426cae22-5478-4fab-bee1-f27f6c62f466","created_at":"2025-08-22T13:56:48.171Z","updated_at":"2025-12-31T15:37:52.115Z","owner_id":"d99a62f7-e5a9-41cf-9fa8-5f9b46143b1e","location_id":"0843b42a-f87e-4498-84ad-64f9555960fc","dataset_id":"b970b163-d0c9-458e-9df6-00e5b4c7c828","form_id":"d7ca5c29-a2eb-45fb-9396-090423277182","observed_at":"2023-04-19T15:15:00.000Z","observed_at_local":"2023-04-19T16:15:00+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":["ammonia","air_temperature","phosphates"],"photos":[],"permalink":"https://data.waterrangers.com/observations/76864","readings":[{"id":"7ccce0dd-68c9-4fd3-95cc-722d09acb690","created_at":"2025-08-22T13:56:48.264Z","updated_at":"2025-08-22T13:56:48.264Z","parameter":"ammonia","unit":"mg_l","value":"0.09","equipment":"hanna_checker_ammonia_low_range","equipment_limit":null},{"id":"91de1b99-76bb-4426-b596-27393a55c77e","created_at":"2025-08-22T13:56:48.269Z","updated_at":"2025-08-22T13:56:48.269Z","parameter":"air_temperature","unit":"deg_c","value":"13","equipment":"other_thermometer","equipment_limit":null},{"id":"b80e7fc2-4328-492f-aa82-f4e825fdeb58","created_at":"2025-08-22T13:56:48.277Z","updated_at":"2025-08-22T13:56:48.277Z","parameter":"phosphates","unit":"mg_l","value":"0.31","equipment":"hanna_checker_phosphates_low_range","equipment_limit":null}]}