{"id":"02a0087f-1fdc-4391-9d20-7933bacbbc2b","created_at":"2025-09-04T14:32:08.775Z","updated_at":"2026-01-20T20:55:16.678Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"817d612c-2dc3-4533-a55f-939b5f0dbd02","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2007-05-31T04:00:00.000Z","observed_at_local":"2007-05-31T00:00:00-04:00","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/164299","readings":[{"id":"498c902d-9fce-4824-9e5c-9695c8b51bb8","created_at":"2025-09-04T14:32:08.834Z","updated_at":"2025-09-04T14:32:08.834Z","parameter":"total_phosphorus","unit":"ppb","value":"15","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"ec098c40-be99-4f6b-b029-bf7c05b6f4c5","created_at":"2025-09-04T14:32:08.845Z","updated_at":"2025-09-04T14:32:08.845Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"440","equipment":"lab_unspecified","equipment_limit":null}]}