{"id":"03216b48-21a6-4acc-8924-5f46130809dd","created_at":"2025-09-04T14:27:36.966Z","updated_at":"2026-01-20T20:47:58.835Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"f88b9fe7-3163-49a7-b419-87de5b2b41d7","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2013-08-19T04:00:00.000Z","observed_at_local":"2013-08-19T00:00:00-04:00","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/162422","readings":[{"id":"7fea2b58-eb50-445a-ad25-4fad4eb49e87","created_at":"2025-09-04T14:27:37.011Z","updated_at":"2025-09-04T14:27:37.011Z","parameter":"total_phosphorus","unit":"ppb","value":"4","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"f5a6b9ab-8075-4b50-ae17-0cab06ae9779","created_at":"2025-09-04T14:27:37.019Z","updated_at":"2025-09-04T14:27:37.019Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"370","equipment":"lab_unspecified","equipment_limit":null}]}