{"id":"9eedbe69-40b0-422d-9f32-7e87a57b6e44","created_at":"2025-09-04T14:24:08.787Z","updated_at":"2026-07-09T19:41:52.583Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"179eb3b4-fa31-4d81-b2d1-60e0c1b63cc5","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2012-07-31T04:00:00.000Z","observed_at_local":"2012-07-31T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: oxygen's result of 1.72mg/L is below the normal range of 2.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/160665","readings":[{"id":"8beab370-6145-4ccd-af72-56e9000e01ad","created_at":"2025-09-04T14:24:08.849Z","updated_at":"2025-09-04T14:24:08.849Z","parameter":"ph","unit":"std_units","value":"7.63","equipment":"unspecified_ph","equipment_limit":null},{"id":"0a449ec8-7e07-4a0f-b9f1-255d65c517b0","created_at":"2025-09-04T14:24:08.860Z","updated_at":"2025-09-04T14:24:08.860Z","parameter":"oxygen","unit":"mg_l","value":"1.72","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"44790421-f7bd-43ae-b5ed-cabdc007dd9d","created_at":"2025-09-04T14:24:08.875Z","updated_at":"2025-09-04T14:24:08.875Z","parameter":"total_phosphorus","unit":"ppb","value":"40","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"51acf44f-420f-48b8-9713-0ca348509894","created_at":"2025-09-04T14:24:09.143Z","updated_at":"2025-09-04T14:24:09.143Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"640","equipment":"lab_unspecified","equipment_limit":null}]}