{"id":"b3cb3376-b065-4afc-b34e-c7ce0e14af97","created_at":"2025-09-04T14:26:42.169Z","updated_at":"2026-01-20T20:46:05.846Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"a438e59c-1076-4f7d-8c96-bc36dacbb496","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-08-18T04:00:00.000Z","observed_at_local":"2015-08-18T00:00:00-04:00","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/161948","readings":[{"id":"07b2028b-f8bb-4cee-8039-da54cbe67d81","created_at":"2025-09-04T14:26:42.278Z","updated_at":"2025-09-04T14:26:42.278Z","parameter":"total_phosphorus","unit":"ppb","value":"6","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"134d912c-8017-43c8-b54b-182495dc5cba","created_at":"2025-09-04T14:26:42.288Z","updated_at":"2025-09-04T14:26:42.288Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"340","equipment":"lab_unspecified","equipment_limit":null}]}