{"id":"5b16d39b-afa4-4f41-9361-6902969d8044","created_at":"2025-08-26T19:46:24.140Z","updated_at":"2026-07-08T20:55:19.370Z","owner_id":"acaa6616-05e9-4be4-ab13-a8d8df848f25","location_id":"49b88092-5d93-4cf4-9e28-218a147cb9d9","dataset_id":"c99d5ede-d174-48f3-9f45-bdc768e4e9eb","form_id":"1c7b7934-bc65-4d0a-8780-5c85c8c98019","observed_at":"2021-05-29T22:20:00.000Z","observed_at_local":"2021-05-29T18:20:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: water_depth's result of 57.9m exceeds the normal range of 40.0m.","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","water_depth","chlorine","hardness"],"photos":[],"permalink":"https://data.waterrangers.com/observations/82744","readings":[{"id":"7089d73d-50e4-4a3d-8d38-bf453dbc745f","created_at":"2025-08-26T19:46:24.180Z","updated_at":"2025-08-26T19:46:24.180Z","parameter":"ph","unit":"std_units","value":"6.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"9395ac3d-1bb0-4257-bf95-7834fd72522c","created_at":"2025-08-26T19:46:24.189Z","updated_at":"2025-08-26T19:46:24.189Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"c8c2dbf9-4c76-46eb-a81e-acaaf66113ea","created_at":"2025-08-26T19:46:24.206Z","updated_at":"2025-08-26T19:46:24.206Z","parameter":"alkalinity","unit":"ppm","value":"80","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"a300e9e5-993d-466d-bd24-3b4c7420e927","created_at":"2025-08-26T19:46:24.229Z","updated_at":"2025-08-26T19:46:24.229Z","parameter":"conductivity","unit":"us_cm","value":"90","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"6cf5256d-f10c-4f36-a6d2-bfb53b32a108","created_at":"2025-08-26T19:46:24.233Z","updated_at":"2025-08-26T19:46:24.233Z","parameter":"air_temperature","unit":"deg_c","value":"20","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"37310f3d-ec58-4cc2-9411-9568302dbc2f","created_at":"2025-08-26T19:46:24.238Z","updated_at":"2025-08-26T19:46:24.238Z","parameter":"water_temperature","unit":"deg_c","value":"19","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"8843383c-e632-4497-b032-ad041534a727","created_at":"2025-12-10T16:22:54.612Z","updated_at":"2025-12-10T16:22:54.612Z","parameter":"water_depth","unit":"m","value":"57.9","equipment":"secchi_disk_20cm","equipment_limit":">"},{"id":"6ce70947-76a0-4ee0-9b54-d3fd69fcf64c","created_at":"2025-08-26T19:46:24.194Z","updated_at":"2025-11-19T15:02:19.511Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="},{"id":"154daf84-b435-4006-933c-ebbb7d212193","created_at":"2025-08-26T19:46:24.203Z","updated_at":"2025-11-19T15:02:19.511Z","parameter":"hardness","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":"<="}]}