{"id":"241143d7-64c9-445a-8f74-9c5747a446ce","created_at":"2025-09-04T14:32:38.935Z","updated_at":"2026-01-20T20:55:59.305Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"1959eeee-9cdc-4419-a2ec-1ce8f9f75600","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-06-03T04:00:00.000Z","observed_at_local":"2015-06-03T00:00:00-04:00","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/164494","readings":[{"id":"86225b1b-3386-4b5f-9fc9-8cc04a693991","created_at":"2025-09-04T14:32:38.973Z","updated_at":"2025-09-04T14:32:38.973Z","parameter":"total_phosphorus","unit":"ppb","value":"8","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"16761d3a-230b-49b4-81ed-be17bfc1c33f","created_at":"2025-09-04T14:32:38.982Z","updated_at":"2025-09-04T14:32:38.982Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"420","equipment":"lab_unspecified","equipment_limit":null}]}