{"id":"a7e59a93-d786-474d-b549-d938cdbd763b","created_at":"2025-09-04T14:33:43.639Z","updated_at":"2026-01-20T20:57:07.199Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"b41c7bd3-f095-4608-8c94-b68a6cc2d8f4","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2013-07-19T04:00:00.000Z","observed_at_local":"2013-07-19T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 5.95mg/L is outside the expected range of 8.28-13.66mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/164861","readings":[{"id":"152fb9f5-b11a-4cd4-a1aa-ac79c4586ed5","created_at":"2025-09-04T14:33:43.700Z","updated_at":"2025-09-04T14:33:43.700Z","parameter":"ph","unit":"std_units","value":"7.97","equipment":"unspecified_ph","equipment_limit":null},{"id":"929b79c3-b111-4e20-b269-8f640036be3c","created_at":"2025-09-04T14:33:43.711Z","updated_at":"2025-09-04T14:33:43.711Z","parameter":"oxygen","unit":"mg_l","value":"5.95","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"81d92f89-c355-4e29-b48d-1de1b9dba854","created_at":"2025-09-04T14:33:43.720Z","updated_at":"2025-09-04T14:33:43.720Z","parameter":"air_temperature","unit":"deg_c","value":"27","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"6bada63b-03a3-4970-9e87-49476f66952c","created_at":"2025-09-04T14:33:43.732Z","updated_at":"2025-09-04T14:33:43.732Z","parameter":"total_phosphorus","unit":"ppb","value":"25","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"989c2f9a-f8dc-4355-ae28-c725f2972324","created_at":"2025-09-04T14:33:43.742Z","updated_at":"2025-09-04T14:33:43.742Z","parameter":"water_temperature","unit":"deg_c","value":"26.65","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"958d1acb-8266-4c30-84e2-e8b1a81a2a1c","created_at":"2025-09-04T14:33:43.781Z","updated_at":"2025-09-04T14:33:43.781Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"400","equipment":"lab_unspecified","equipment_limit":null}]}