[{"id":"f921ba2a-5c9a-448e-85e4-7ede332e9ab1","created_at":"2025-09-04T14:57:28.690Z","updated_at":"2026-01-20T21:10:16.113Z","owner_id":"9eaf6b29-fd3a-453c-b031-3550f1e7e539","location_id":"41200a51-bfa0-413f-b211-a1287c3bb714","dataset_id":"52cac017-66b5-4ce6-a8fa-9a38d4239c44","form_id":"9f79f3c5-6501-4141-823a-04a483798882","observed_at":"2020-07-11T21:02:20.107Z","observed_at_local":"2020-07-11T17:02:20-04:00","notes":"Hardness is around 400 but a bit lighter colour","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["hardness","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/168648","readings":[{"id":"86dc8ca6-e55a-4c5f-8ff7-24e0553672bc","created_at":"2025-09-04T14:57:28.735Z","updated_at":"2025-09-04T14:57:28.735Z","parameter":"hardness","unit":"ppm","value":"400","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"1c73f1ff-698d-43c1-ba74-a59ea2b6a059","created_at":"2025-09-04T14:57:28.749Z","updated_at":"2025-09-04T14:57:28.749Z","parameter":"air_temperature","unit":"deg_c","value":"29","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"7eefb08d-497f-4fe1-979d-569ce6333d8f","created_at":"2025-09-04T14:57:28.759Z","updated_at":"2025-09-04T14:57:28.759Z","parameter":"water_temperature","unit":"deg_c","value":"27","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}]