{"id":"42acfe96-1be9-41e9-9904-01a87b74125e","created_at":"2025-08-19T22:03:03.911Z","updated_at":"2026-01-12T18:26:32.430Z","owner_id":"3374086e-2aa9-41b8-ac30-ae38ef75e4ce","location_id":"03f8fcba-22f8-406c-9957-17a6ef792628","dataset_id":"7698d945-ce28-4073-837f-208904be0ba7","form_id":"b625c94a-9dc1-4e78-9a71-88480f4ce4c4","observed_at":"2016-04-28T15:00:00.000Z","observed_at_local":"2016-04-28T11:00:00-04:00","notes":"","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["phosphate_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/74248","readings":[{"id":"5403760f-e79c-44b3-9245-19857a5ea28b","created_at":"2025-08-19T22:03:04.038Z","updated_at":"2025-08-19T22:03:04.038Z","parameter":"phosphate_phosphorus","sub_question":null,"qualitative":false,"unit":"ug_l","value":"11.3","equipment":"lab_total_phosphorus_persulfate","equipment_limit":null}]}