{"id":"343bb5d6-d345-42e1-9762-5ae00489db63","created_at":"2025-09-04T14:31:28.443Z","updated_at":"2026-01-20T20:54:06.373Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"7404d7db-2581-42fb-893b-dd8202ef8a1b","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2013-05-23T04:00:00.000Z","observed_at_local":"2013-05-23T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: oxygen's result of 14.25mg/L exceeds the normal range of 12.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/164004","readings":[{"id":"60f3edcf-3e57-4c2a-9fa5-bffe379df6a8","created_at":"2025-09-04T14:31:28.484Z","updated_at":"2025-09-04T14:31:28.484Z","parameter":"ph","unit":"std_units","value":"8.04","equipment":"unspecified_ph","equipment_limit":null},{"id":"faad505c-a226-49f2-a394-5c00c217d232","created_at":"2025-09-04T14:31:28.494Z","updated_at":"2025-09-04T14:31:28.494Z","parameter":"oxygen","unit":"mg_l","value":"14.25","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"bcb55527-b385-4a4f-8f0a-745aced5e2e9","created_at":"2025-09-04T14:31:28.502Z","updated_at":"2025-09-04T14:31:28.502Z","parameter":"secchi_depth","unit":"m","value":"4.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"650bcb89-83ef-4164-b13d-a7659c849f6f","created_at":"2025-09-04T14:31:28.514Z","updated_at":"2025-09-04T14:31:28.514Z","parameter":"air_temperature","unit":"deg_c","value":"13","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"5709cc53-43a4-491b-be12-ca47f48b95dc","created_at":"2025-09-04T14:31:28.526Z","updated_at":"2025-09-04T14:31:28.526Z","parameter":"total_phosphorus","unit":"ppb","value":"6","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"abc104e0-5bd1-47ed-a616-1b78a6024c00","created_at":"2025-09-04T14:31:28.538Z","updated_at":"2025-09-04T14:31:28.538Z","parameter":"water_temperature","unit":"deg_c","value":"14.25","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"8cd57c37-5a06-45f6-b492-d76994ed8135","created_at":"2025-09-04T14:31:28.549Z","updated_at":"2025-09-04T14:31:28.549Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"380","equipment":"lab_unspecified","equipment_limit":null}]}