{"id":"d5432ec6-b880-47bd-82b7-7d6d2c818133","created_at":"2025-09-05T01:17:04.108Z","updated_at":"2026-01-20T21:56:44.372Z","owner_id":"b0442110-b9e8-417b-ae39-4ae2e0e951c8","location_id":"dc9411b9-0913-4ae5-a4cd-1c8d7aadcefa","dataset_id":"c2aca479-5e0c-46c7-aab5-595d1e6098be","form_id":"9b91f1bb-bde8-4b56-b5a4-408af73c2f91","observed_at":"2020-10-14T15:45:59.000Z","observed_at_local":"2020-10-14T11:45:59-04:00","notes":null,"checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","hardness","alkalinity","air_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/197404","readings":[{"id":"4f661ab6-4c96-4cb5-9b3f-cbe09998da25","created_at":"2025-09-05T01:17:04.138Z","updated_at":"2025-09-05T01:17:04.138Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"unspecified_ph","equipment_limit":null},{"id":"e6508cfa-9f94-4800-b76f-76181214e9dd","created_at":"2025-09-05T01:17:04.141Z","updated_at":"2025-09-05T01:17:04.141Z","parameter":"oxygen","unit":"mg_l","value":"6","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"73d73d05-39f5-421a-9702-537ea3b11c42","created_at":"2025-09-05T01:17:04.145Z","updated_at":"2025-09-05T01:17:04.145Z","parameter":"hardness","unit":"mg_l","value":"400","equipment":"unspecified_hardness","equipment_limit":null},{"id":"12d2189f-a847-443f-9df4-d2969cbbac12","created_at":"2025-09-05T01:17:04.148Z","updated_at":"2025-09-05T01:17:04.148Z","parameter":"alkalinity","unit":"mg_l","value":"240","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"8d9b214a-5ee2-4d82-85aa-bfe1636b6904","created_at":"2025-09-05T01:17:04.151Z","updated_at":"2025-09-05T01:17:04.151Z","parameter":"air_temperature","unit":"deg_c","value":"14","equipment":"unspecified_air_temperature","equipment_limit":null}]}