{"id":"f3ac1535-26cf-4fc0-9904-ac6cf5ce00f8","created_at":"2025-07-18T15:50:46.972Z","updated_at":"2026-01-20T19:51:16.604Z","owner_id":"42dc4c65-19d2-4e04-8ac4-f5095791cce6","location_id":"43d4e385-60d9-4641-9217-31410676d327","dataset_id":"7a22091c-af8c-4a68-9dde-077e8d2cc735","form_id":"409b8b50-f663-4d75-81e8-7f615bb04dd9","observed_at":"2021-06-13T12:15:12.739Z","observed_at_local":"2021-06-13T08:15:12-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: conductivity's result of 347μS/cm is outside the expected range of 431.57-529.43μS/cm ( 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","secchi_depth","hardness","alkalinity","conductivity","air_temperature","water_temperature","chlorine"],"photos":[],"permalink":"https://data.waterrangers.com/observations/54123","readings":[{"id":"df0962ce-2812-4f19-beca-0099a209f14e","created_at":"2025-07-18T15:50:47.010Z","updated_at":"2025-07-18T15:50:47.010Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"55ad8362-6f8e-41db-a110-ba62521ecae3","created_at":"2025-07-18T15:50:47.035Z","updated_at":"2025-07-18T15:50:47.035Z","parameter":"oxygen","unit":"mg_l","value":"10","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"7afb58e2-a858-40c9-8a86-f52a5d4acea8","created_at":"2025-07-18T15:50:47.039Z","updated_at":"2025-07-18T15:50:47.039Z","parameter":"secchi_depth","unit":"m","value":"1.2","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"9e869f96-c740-4556-a1b4-b7d5894eb456","created_at":"2025-07-18T15:50:47.053Z","updated_at":"2025-07-18T15:50:47.053Z","parameter":"hardness","unit":"ppm","value":"150","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"3949953c-5a29-4d7e-9252-95013fc39030","created_at":"2025-07-18T15:50:47.087Z","updated_at":"2025-07-18T15:50:47.087Z","parameter":"alkalinity","unit":"ppm","value":"180","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"e498e0ac-63d8-45e2-a478-07883861de4e","created_at":"2025-07-18T15:50:47.095Z","updated_at":"2025-07-18T15:50:47.095Z","parameter":"conductivity","unit":"us_cm","value":"347","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"f9c35a9b-6b77-4a37-8b3d-e32d34adf724","created_at":"2025-07-18T15:50:47.100Z","updated_at":"2025-07-18T15:50:47.100Z","parameter":"air_temperature","unit":"deg_c","value":"16.8","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"59c7f556-0ae2-4229-878a-030685f4d924","created_at":"2025-07-18T15:50:47.115Z","updated_at":"2025-07-18T15:50:47.115Z","parameter":"water_temperature","unit":"deg_c","value":"18.6","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"d4b8a431-8711-40e4-a0fc-3ea83295155c","created_at":"2025-07-18T15:50:47.044Z","updated_at":"2025-11-19T15:02:06.662Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="}]}