{"id":"6aa0ae8a-ef2e-4c51-93ec-f7a94d110a2c","created_at":"2025-09-04T14:27:15.639Z","updated_at":"2026-01-20T20:47:12.862Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"a2c79593-cd38-4239-bf2f-21cefe8c3a8c","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2001-09-19T04:00:00.000Z","observed_at_local":"2001-09-19T00:00:00-04:00","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/162237","readings":[{"id":"2fa3f029-ad87-4645-8309-9f5b5a6d900a","created_at":"2025-09-04T14:27:15.717Z","updated_at":"2025-09-04T14:27:15.717Z","parameter":"total_phosphorus","unit":"ppb","value":"20","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"403e3eeb-dedc-4b36-bcee-2a10d3a1ec78","created_at":"2025-09-04T14:27:15.727Z","updated_at":"2025-09-04T14:27:15.727Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"480","equipment":"lab_unspecified","equipment_limit":null}]}