{"id":"412af15a-4835-4359-876d-186cc00d2d07","created_at":"2025-09-04T14:28:37.034Z","updated_at":"2026-01-20T20:49:40.652Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"42777b17-f394-4e97-9320-2ec4bc97f4e7","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2004-06-15T04:00:00.000Z","observed_at_local":"2004-06-15T00:00:00-04:00","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/162857","readings":[{"id":"9480db02-81c6-4223-bc08-af7525cb2517","created_at":"2025-09-04T14:28:37.107Z","updated_at":"2025-09-04T14:28:37.107Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"e99cd762-7cb4-41ac-bd8a-6869e3cc89cd","created_at":"2025-09-04T14:28:37.115Z","updated_at":"2025-09-04T14:28:37.115Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"520","equipment":"lab_unspecified","equipment_limit":null}]}