{"id":"5c9ba9b7-c01c-4a37-ae8c-f180bf84d70d","created_at":"2025-09-04T14:43:06.846Z","updated_at":"2026-01-20T21:03:47.607Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"3672613b-54a6-4fdf-a15c-73c2a6dce5e9","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-10-12T04:00:00.000Z","observed_at_local":"2018-10-12T00:00:00-04:00","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":["total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/167022","readings":[{"id":"09621faa-0845-4252-9513-47f84fe5db11","created_at":"2025-09-04T14:43:06.928Z","updated_at":"2025-09-04T14:43:06.928Z","parameter":"total_phosphorus","unit":"ppb","value":"0.31","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"d9e5dac9-9284-4e2c-be91-01f4a52f08c0","created_at":"2025-09-04T14:43:07.009Z","updated_at":"2025-09-04T14:43:07.009Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.01","equipment":"lab_unspecified","equipment_limit":null}]}