{"id":"8c3107a0-92b9-4a1b-ac2c-9c20f0ece98f","created_at":"2025-09-04T14:31:31.473Z","updated_at":"2026-01-20T20:54:12.029Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"b86d6e04-3b59-47f9-aaf2-4f0242ad41c4","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-08-31T04:00:00.000Z","observed_at_local":"2015-08-31T00:00:00-04:00","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/164027","readings":[{"id":"250d9188-b9ca-402d-a36e-775ddd1e904c","created_at":"2025-09-04T14:31:31.559Z","updated_at":"2025-09-04T14:31:31.559Z","parameter":"total_phosphorus","unit":"ppb","value":"14","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"e34faf97-e128-49f9-97b6-d4bae06f20d0","created_at":"2025-09-04T14:31:31.571Z","updated_at":"2025-09-04T14:31:31.571Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"270","equipment":"lab_unspecified","equipment_limit":null}]}