{"id":"df15df9f-579c-47ab-8118-3640d276337c","created_at":"2025-09-04T15:31:26.740Z","updated_at":"2026-07-09T18:56:16.337Z","owner_id":"713cf35f-6519-4b0c-a82e-6139b8281f55","location_id":"d1b729e1-8a9c-4497-b16a-11da4503f46e","dataset_id":"c15f3477-8757-4b32-a93a-f6c9f424b830","form_id":"1f3d4585-fa19-433a-bd61-237f2ca81fef","observed_at":"2017-06-22T01:20:00.000Z","observed_at_local":"2017-06-21T21:20:00-04:00","notes":"Wind six km W, 101.1 kPa, 70% Humidity.","checked":"review_needed","qa_notes":"Review needed: Conductivity's result of 59μS/cm is outside the expected range of 118.0-354.0μS/cm (50.0% difference from the historical median for this location).","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","hardness"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169906","readings":[{"id":"b53b6ffd-8be6-4f24-8caa-04bedc2d2c6e","created_at":"2025-09-04T15:31:26.777Z","updated_at":"2025-09-04T15:31:26.777Z","parameter":"ph","sub_question":null,"qualitative":false,"unit":"std_units","value":"7.45","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"c090b275-bdbc-44ab-9642-bd6d58b5cb62","created_at":"2025-09-04T15:31:26.781Z","updated_at":"2025-09-04T15:31:26.781Z","parameter":"oxygen","sub_question":null,"qualitative":false,"unit":"mg_l","value":"10","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"48aa95fe-5210-465e-9b12-56e957ae56e8","created_at":"2025-09-04T15:31:26.789Z","updated_at":"2025-09-04T15:31:26.789Z","parameter":"alkalinity","sub_question":null,"qualitative":false,"unit":"ppm","value":"30","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"2bfece9b-cf84-436e-94e1-daa8c291d13f","created_at":"2025-09-04T15:31:26.797Z","updated_at":"2025-09-04T15:31:26.797Z","parameter":"conductivity","sub_question":null,"qualitative":false,"unit":"us_cm","value":"59","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"e2e80695-7a95-4ee6-ad3e-3f38b9ad387b","created_at":"2025-09-04T15:31:26.807Z","updated_at":"2025-09-04T15:31:26.807Z","parameter":"air_temperature","sub_question":null,"qualitative":false,"unit":"deg_c","value":"17","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"302f8e12-251d-43a1-a917-fbb3b491e941","created_at":"2025-09-04T15:31:26.814Z","updated_at":"2025-09-04T15:31:26.814Z","parameter":"water_temperature","sub_question":null,"qualitative":false,"unit":"deg_c","value":"17.5","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"6d34c7e7-920d-47d3-80ef-527c46970e83","created_at":"2025-09-04T15:31:26.785Z","updated_at":"2025-11-19T15:02:45.612Z","parameter":"hardness","sub_question":null,"qualitative":false,"unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":"<="}]}