{"id":"9f73c768-324f-46f5-b9c0-23ad978eb36a","created_at":"2025-09-04T14:27:36.103Z","updated_at":"2026-07-09T19:42:01.470Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"f88b9fe7-3163-49a7-b419-87de5b2b41d7","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2010-08-30T04:00:00.000Z","observed_at_local":"2010-08-30T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: oxygen's result of 12.64mg/L is outside the expected range of 6.85-10.72mg/L (3.0 standard deviations from the historical mean for this location).","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/162416","readings":[{"id":"786fe810-ae31-48cc-9cd4-2c450d9b8805","created_at":"2025-09-04T14:27:36.143Z","updated_at":"2025-09-04T14:27:36.143Z","parameter":"ph","unit":"std_units","value":"8.38","equipment":"unspecified_ph","equipment_limit":null},{"id":"1dd1c758-6339-4a12-a152-b6f354bed070","created_at":"2025-09-04T14:27:36.158Z","updated_at":"2025-09-04T14:27:36.158Z","parameter":"oxygen","unit":"mg_l","value":"12.64","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"79e2d8cd-94d3-4c53-a69c-81104cb65490","created_at":"2025-09-04T14:27:36.167Z","updated_at":"2025-09-04T14:27:36.167Z","parameter":"air_temperature","unit":"deg_c","value":"26.1","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"c7775952-12db-40bd-8868-26905b8cd915","created_at":"2025-09-04T14:27:36.179Z","updated_at":"2025-09-04T14:27:36.179Z","parameter":"total_phosphorus","unit":"ppb","value":"3","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"df24336a-8570-4d99-aa16-7d99690af1c9","created_at":"2025-09-04T14:27:36.194Z","updated_at":"2025-09-04T14:27:36.194Z","parameter":"water_temperature","unit":"deg_c","value":"23.23","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"f450e529-6bd7-4cac-9a86-f150801299be","created_at":"2025-09-04T14:27:36.201Z","updated_at":"2025-09-04T14:27:36.201Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"270","equipment":"lab_unspecified","equipment_limit":null}]}