{"id":"a6938b35-f243-4fe2-9b36-e0aab18efb6e","created_at":"2025-09-04T14:35:49.621Z","updated_at":"2026-01-20T20:59:06.972Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"4da46fba-17f2-4ad5-b6b3-31e9c22798ef","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2001-08-21T04:00:00.000Z","observed_at_local":"2001-08-21T00:00:00-04:00","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/165515","readings":[{"id":"461e1cc7-a02d-4e39-bd97-c93726278429","created_at":"2025-09-04T14:35:49.665Z","updated_at":"2025-09-04T14:35:49.665Z","parameter":"total_phosphorus","unit":"ppb","value":"17","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"8d351b00-b88d-48ac-a4c8-2cf3200e9856","created_at":"2025-09-04T14:35:49.678Z","updated_at":"2025-09-04T14:35:49.678Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"490","equipment":"lab_unspecified","equipment_limit":null}]}