{"id":"13a09e2f-9743-4545-ac9d-db43dfb23046","created_at":"2025-09-04T14:37:18.556Z","updated_at":"2026-01-20T21:00:43.186Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"daa337c5-891e-4f13-8ab7-358f7553b085","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2008-06-19T04:00:00.000Z","observed_at_local":"2008-06-19T00:00:00-04:00","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":["secchi_depth","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166019","readings":[{"id":"2e62b91d-5bba-4d44-b607-6de5c31532e3","created_at":"2025-09-04T14:37:18.626Z","updated_at":"2025-09-04T14:37:18.626Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"85418dd8-8985-4702-a7d8-11ac63070f61","created_at":"2025-09-04T14:37:18.652Z","updated_at":"2025-09-04T14:37:18.652Z","parameter":"total_phosphorus","unit":"ppb","value":"8","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"745a5487-9d72-443c-a9f2-26c148160969","created_at":"2025-09-04T14:37:18.674Z","updated_at":"2025-09-04T14:37:18.674Z","parameter":"water_temperature","unit":"deg_c","value":"19.6","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"1bf3314a-ca46-4b66-b512-45465eef070c","created_at":"2025-09-04T14:37:18.693Z","updated_at":"2025-09-04T14:37:18.693Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"270","equipment":"lab_unspecified","equipment_limit":null}]}