{"id":"4b64f8f0-3284-4ba6-bbe4-55e37089d6e6","created_at":"2025-09-04T14:29:46.558Z","updated_at":"2026-01-20T20:51:23.708Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"0817a447-2e95-4ea0-97ac-c20dc6881f4e","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-07-06T04:00:00.000Z","observed_at_local":"2005-07-06T00:00:00-04:00","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","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/163267","readings":[{"id":"df5778dc-1604-4d99-aa0e-1287920eb255","created_at":"2025-09-04T14:29:46.658Z","updated_at":"2025-09-04T14:29:46.658Z","parameter":"secchi_depth","unit":"m","value":"9.75","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"404d13b3-d177-498f-bc69-3989bdb92f2e","created_at":"2025-09-04T14:29:46.673Z","updated_at":"2025-09-04T14:29:46.673Z","parameter":"total_phosphorus","unit":"ppb","value":"7","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"38a82191-5b31-4ae9-aea5-ada13dbc98d4","created_at":"2025-09-04T14:29:46.723Z","updated_at":"2025-09-04T14:29:46.723Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"330","equipment":"lab_unspecified","equipment_limit":null}]}