{"id":"cb4c6757-6c9f-4be8-9d87-4018d791d409","created_at":"2025-09-04T14:28:38.890Z","updated_at":"2026-01-20T20:49:44.900Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"7e7ed5aa-6065-4696-b798-30312479f440","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2007-06-20T04:00:00.000Z","observed_at_local":"2007-06-20T00:00:00-04:00","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/162878","readings":[{"id":"5b41b72b-a33f-483a-9521-de0fc5a97eb6","created_at":"2025-09-04T14:28:38.925Z","updated_at":"2025-09-04T14:28:38.925Z","parameter":"total_phosphorus","unit":"ppb","value":"14","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"79e373e0-5046-41bb-9555-5888b570d160","created_at":"2025-09-04T14:28:38.934Z","updated_at":"2025-09-04T14:28:38.934Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"390","equipment":"lab_unspecified","equipment_limit":null}]}