{"id":"e7ae545c-8ac2-49c9-9b26-93570b1f7c0b","created_at":"2025-09-04T14:32:57.817Z","updated_at":"2026-01-20T20:56:20.276Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"be06b1bd-6a7f-4b87-a543-c9f8275559f6","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2005-10-18T04:00:00.000Z","observed_at_local":"2005-10-18T00:00:00-04:00","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/164608","readings":[{"id":"cb281f3c-e643-4460-9022-2ea2ab1ec1db","created_at":"2025-09-04T14:32:57.884Z","updated_at":"2025-09-04T14:32:57.884Z","parameter":"total_phosphorus","unit":"ppb","value":"28","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"5b6b864a-0a15-495d-ab03-e4ffd99956e7","created_at":"2025-09-04T14:32:57.891Z","updated_at":"2025-09-04T14:32:57.891Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"470","equipment":"lab_unspecified","equipment_limit":null}]}