{"id":"6c49fbc8-151d-4944-81a9-663ff9ec7d56","created_at":"2025-08-27T20:24:04.085Z","updated_at":"2026-07-09T19:45:01.209Z","owner_id":"fd66fa83-b46c-40be-9b69-cde984a0f565","location_id":"942ab5bf-93e0-410a-87cf-835d5076225f","dataset_id":"dd6f9b4e-8051-4f27-9333-a78ac76d576b","form_id":"60dc774b-3586-44b3-82fe-634c0b610e2f","observed_at":"2020-08-27T17:43:08.737Z","observed_at_local":"2020-08-27T10:43:08-07:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: oxygen's result of 13mg/L is outside the expected range of 0.99-12.0mg/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","secchi_depth","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature","oxygen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/86776","readings":[{"id":"3c30a335-ae9e-4eaa-aedc-4c2028560177","created_at":"2025-08-27T20:24:04.112Z","updated_at":"2025-08-27T20:24:04.112Z","parameter":"ph","unit":"std_units","value":"8.2","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"9a3fde96-c6cc-489b-adf0-b6e30b09cf5f","created_at":"2025-08-27T20:24:04.119Z","updated_at":"2025-08-27T20:24:04.119Z","parameter":"secchi_depth","unit":"m","value":"0.62","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"5c06afc4-df89-4f16-9c74-32ba54ab74ee","created_at":"2025-08-27T20:24:04.123Z","updated_at":"2025-08-27T20:24:04.123Z","parameter":"hardness","unit":"ppm","value":"125","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"460d5a73-76e3-4761-b5b2-295407e4a317","created_at":"2025-08-27T20:24:04.127Z","updated_at":"2025-08-27T20:24:04.127Z","parameter":"alkalinity","unit":"ppm","value":"150","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"360deb1c-7a5d-47fd-9aed-4533e8fc2b51","created_at":"2025-08-27T20:24:04.130Z","updated_at":"2025-08-27T20:24:04.130Z","parameter":"water_depth","unit":"m","value":"0.62","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"0701337c-d0f2-4c68-b95b-8d207b71ab1c","created_at":"2025-08-27T20:24:04.134Z","updated_at":"2025-08-27T20:24:04.134Z","parameter":"conductivity","unit":"us_cm","value":"161","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"63cc13b9-80dd-4054-9432-557e359ef281","created_at":"2025-08-27T20:24:04.138Z","updated_at":"2025-08-27T20:24:04.138Z","parameter":"air_temperature","unit":"deg_c","value":"20","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"ee5e7a69-9eae-4ec1-bb11-212aa2b32f2c","created_at":"2025-08-27T20:24:04.141Z","updated_at":"2025-08-27T20:24:04.141Z","parameter":"water_temperature","unit":"deg_c","value":"18.9","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"04219204-2590-4fa0-8458-8f3d308a7e4b","created_at":"2025-12-10T17:16:43.992Z","updated_at":"2025-12-10T17:16:43.992Z","parameter":"oxygen","unit":"mg_l","value":"13","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":">"}]}