{"id":"e0d9fd52-a52d-4409-b8cd-e72c4c0e8d13","created_at":"2025-09-04T14:37:08.126Z","updated_at":"2026-01-20T21:00:32.422Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"26870f95-13cb-4e1c-bd23-47c14509d607","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-09-30T16:00:00.000Z","observed_at_local":"2016-09-30T12:00:00-04:00","notes":"Sample: B16-31978-23","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/165967","readings":[{"id":"0a9fe6ad-a199-4274-85bb-2bbc22169c2b","created_at":"2025-09-04T14:37:08.199Z","updated_at":"2025-09-04T14:37:08.199Z","parameter":"total_phosphorus","unit":"ppb","value":"5","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"facb7c11-8442-41a3-8b7f-05a008b555f3","created_at":"2025-09-04T14:37:08.214Z","updated_at":"2025-09-04T14:37:08.214Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"460","equipment":"lab_unspecified","equipment_limit":null}]}