{"id":"cb6740c4-23b2-4ea2-906e-c2e685392113","created_at":"2025-08-29T18:26:07.046Z","updated_at":"2026-01-20T20:09:56.095Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"40905c9e-5fbc-4459-a64e-3b20f63ae2d6","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2003-08-07T16:00:00.000Z","observed_at_local":"2003-08-07T12:00:00-04:00","notes":"Chlorophyll A (ug/L) 1.4; Total Phosphorus- bottm Kemmerer sample (ug/L) 4","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"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113490","readings":[{"id":"1e31364a-eab4-4385-82b4-664674f58c25","created_at":"2025-08-29T18:26:07.108Z","updated_at":"2025-08-29T18:26:07.108Z","parameter":"total_phosphorus","unit":null,"value":"4.0","equipment":null,"equipment_limit":null}]}