{"id":"4b211a94-82c8-4a57-b0b9-83b88b668942","created_at":"2025-09-04T14:29:26.929Z","updated_at":"2026-01-20T20:50:56.370Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"8ae75b85-a5b2-4683-ac41-a4f53d0191fa","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-09-10T04:00:00.000Z","observed_at_local":"2015-09-10T00:00:00-04:00","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/163151","readings":[{"id":"b5673ae5-fbd1-46b3-a40e-fce00d895894","created_at":"2025-09-04T14:29:27.033Z","updated_at":"2025-09-04T14:29:27.033Z","parameter":"total_phosphorus","unit":"ppb","value":"11","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"df8fd989-11b7-444a-89de-de74b6e4b08a","created_at":"2025-09-04T14:29:27.048Z","updated_at":"2025-09-04T14:29:27.048Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"450","equipment":"lab_unspecified","equipment_limit":null}]}