{"id":"abb12abb-80bb-44fe-8a25-ceac8ab31793","created_at":"2025-09-04T14:38:08.014Z","updated_at":"2026-01-20T21:01:25.187Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"71f1f007-903d-4a3c-a2ae-42d24cd93b08","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-07-05T16:00:00.000Z","observed_at_local":"2016-07-05T12:00:00-04:00","notes":"Sample: B16-19321-4","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166247","readings":[{"id":"fa6bb345-8d1c-4218-b5df-4a3254e853cc","created_at":"2025-09-04T14:38:08.132Z","updated_at":"2025-09-04T14:38:08.132Z","parameter":"oxygen","unit":"mg_l","value":"8.6","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"283fff3d-1cad-4d0b-93b0-396316e907c8","created_at":"2025-09-04T14:38:08.146Z","updated_at":"2025-09-04T14:38:08.146Z","parameter":"total_phosphorus","unit":"ppb","value":"16","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"3f977ee1-17bc-44d4-9238-97bd4fd0cac3","created_at":"2025-09-04T14:38:08.158Z","updated_at":"2025-09-04T14:38:08.158Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"460","equipment":"lab_unspecified","equipment_limit":null}]}