{"id":"b67034d0-0d71-4b22-b305-807237bcae85","created_at":"2025-09-04T14:26:08.974Z","updated_at":"2026-01-20T20:45:03.277Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"45ebcfb2-239e-42c8-9c99-9bcc419aa404","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2007-08-22T04:00:00.000Z","observed_at_local":"2007-08-22T00:00:00-04:00","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/161666","readings":[{"id":"1b93f0df-50fd-4353-bcb6-941f43b34569","created_at":"2025-09-04T14:26:09.024Z","updated_at":"2025-09-04T14:26:09.024Z","parameter":"total_phosphorus","unit":"ppb","value":"7","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"a25bf623-9ef5-432f-921f-3093cee01f27","created_at":"2025-09-04T14:26:09.030Z","updated_at":"2025-09-04T14:26:09.030Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"320","equipment":"lab_unspecified","equipment_limit":null}]}