{"id":"cbadc359-caef-4b20-b789-32ba9b0c617a","created_at":"2025-08-22T13:24:27.676Z","updated_at":"2025-12-31T15:10:55.877Z","owner_id":"34cb28c9-7acf-4bca-8584-7e25f5247624","location_id":"159c4b9e-39fa-4ece-9820-355083256bfe","dataset_id":"3dace7aa-130a-49cf-9966-e24114d160d4","form_id":"6a6c2644-5295-45b4-a8e3-f99063b91aee","observed_at":"2023-11-23T11:30:00.000Z","observed_at_local":"2023-11-23T11:30:00+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":["ammonia","phosphates"],"photos":[],"permalink":"https://data.waterrangers.com/observations/75524","readings":[{"id":"847c4e26-734b-4f1d-8f58-a5c5cc744b1d","created_at":"2025-08-22T13:24:27.780Z","updated_at":"2025-10-15T19:14:06.377Z","parameter":"ammonia","unit":"mg_l","value":"0.5","equipment":"hanna_checker_ammonia_low_range","equipment_limit":null},{"id":"ceaf9e00-83be-4827-873e-ee7b786dd30e","created_at":"2025-08-22T13:24:27.824Z","updated_at":"2025-11-19T15:20:43.831Z","parameter":"phosphates","unit":"mg_l","value":"0.0","equipment":"hanna_checker_phosphates_low_range","equipment_limit":"<="}]}