{"id":"f23f9a89-bdb0-48c9-abe4-e45473406acc","created_at":"2025-09-04T14:35:25.226Z","updated_at":"2026-01-20T20:58:50.244Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"2833af66-59dd-4867-b8f5-3ba3cdb2152f","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-06-07T16:00:00.000Z","observed_at_local":"2016-06-07T12:00:00-04:00","notes":"Sample: B16-15916-19\r\n","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 6.2mg/L is outside the expected range of 6.93-12.13mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165420","readings":[{"id":"b383e14a-0404-416b-9e63-c8cd95dc060a","created_at":"2025-09-04T14:35:25.289Z","updated_at":"2025-09-04T14:35:25.289Z","parameter":"oxygen","unit":"mg_l","value":"6.2","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"eca6858d-5eee-44ed-a334-b9a716761f63","created_at":"2025-09-04T14:35:25.345Z","updated_at":"2025-09-04T14:35:25.345Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"e388a70b-e806-49bf-9617-64964aa43fa6","created_at":"2025-09-04T14:35:25.352Z","updated_at":"2025-09-04T14:35:25.352Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"320","equipment":"lab_unspecified","equipment_limit":null}]}