{"id":"4490e945-7d5d-45b6-a312-c4acc63e4f79","created_at":"2025-09-04T17:21:30.092Z","updated_at":"2026-01-20T21:15:47.180Z","owner_id":"a30164e1-6c73-4628-9f2d-edf306a4a55b","location_id":"97abecaa-bddc-4b7b-bf21-4eaa34609e28","dataset_id":"927c9e9a-edf6-4e86-a9a7-de889c6a2686","form_id":"66512612-8bc3-4657-bd5a-b0a54e479298","observed_at":"2024-07-31T16:10:00.000Z","observed_at_local":"2024-07-31T12:10:00-04:00","notes":"","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 9mg/L is outside the expected range of 9.29-10.71mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","alkalinity","conductivity","air_temperature","water_temperature","current_weather","previous_weather","chlorine","hardness"],"photos":[],"permalink":"https://data.waterrangers.com/observations/170172","readings":[{"id":"f8a35072-e603-4164-abd1-1576e231ccf7","created_at":"2025-09-04T17:21:30.147Z","updated_at":"2025-09-04T17:21:30.147Z","parameter":"ph","unit":"std_units","value":"7.2","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"cc576447-84db-4355-86fd-143e2708b13d","created_at":"2025-09-04T17:21:30.161Z","updated_at":"2025-09-04T17:21:30.161Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"2da7670f-812a-43c8-acb0-fd92580e6465","created_at":"2025-09-04T17:21:30.188Z","updated_at":"2025-09-04T17:21:30.188Z","parameter":"alkalinity","unit":"ppm","value":"40","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"a2153820-8d43-40dd-a431-f7195e71f271","created_at":"2025-09-04T17:21:30.194Z","updated_at":"2025-09-04T17:21:30.194Z","parameter":"conductivity","unit":"us_cm","value":"65","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"8d954c6f-d12b-4af4-97c7-33c47c839d9f","created_at":"2025-09-04T17:21:30.218Z","updated_at":"2025-09-04T17:21:30.218Z","parameter":"air_temperature","unit":"deg_c","value":"29","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"ca683bac-0964-45da-85f0-a3bafc425641","created_at":"2025-09-04T17:21:30.229Z","updated_at":"2025-09-04T17:21:30.229Z","parameter":"water_temperature","unit":"deg_c","value":"25.7","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"32445e6d-ced1-4d19-b9a2-e7d950604c60","created_at":"2025-09-04T17:21:30.240Z","updated_at":"2025-09-04T17:21:30.240Z","parameter":"current_weather","unit":"nil","value":"sunny","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"186f81c6-aa72-4ab8-9e01-6cb4243e53e6","created_at":"2025-09-04T17:21:30.260Z","updated_at":"2025-09-04T17:21:30.260Z","parameter":"previous_weather","unit":"nil","value":"sunny","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"c213ef57-0f74-446a-8744-c2bb644d290d","created_at":"2025-09-04T17:21:30.272Z","updated_at":"2025-09-04T17:21:30.272Z","parameter":"previous_weather","unit":"nil","value":"cloudy","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"8596ad87-e289-42de-a716-2f67969fb2ae","created_at":"2025-09-04T17:21:30.168Z","updated_at":"2025-11-19T15:02:45.612Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="},{"id":"8a31cab4-02e2-4c45-9146-96a789530429","created_at":"2025-09-04T17:21:30.180Z","updated_at":"2025-11-19T15:02:45.612Z","parameter":"hardness","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":"<="}]}