{"id":"baa323a8-a130-4c4c-a3b1-53d470aa8a7e","created_at":"2025-09-04T00:21:37.182Z","updated_at":"2026-01-21T15:41:45.918Z","owner_id":"4204c675-032e-40d6-ba60-a1eead6f9afd","location_id":"7b9a33f9-6bc0-478f-bbaf-3fe2e73edeb1","dataset_id":"941b579f-21de-4723-af1c-f682886b0c51","form_id":"2ef98bee-de4c-4213-940f-84177fe7091d","observed_at":"2017-07-18T17:13:00.000Z","observed_at_local":"2017-07-18T11:13:00-06:00","notes":"Observed by trained limnologist","checked":"qc_complete","qa_notes":null,"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"],"photos":[],"permalink":"https://data.waterrangers.com/observations/143872","readings":[{"id":"a95f78d8-6b20-4734-b0dc-d903bfa56d53","created_at":"2025-09-04T00:21:37.209Z","updated_at":"2025-09-04T00:21:37.209Z","parameter":"ph","unit":"std_units","value":"9.4","equipment":"unspecified_ph","equipment_limit":null},{"id":"015d5529-1918-483f-a708-1faec5eee333","created_at":"2025-09-04T00:21:37.215Z","updated_at":"2025-09-04T00:21:37.215Z","parameter":"secchi_depth","unit":"m","value":"1.45","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"19c55710-d38b-482d-81c4-391d65d98fa1","created_at":"2025-09-04T00:21:37.244Z","updated_at":"2025-09-04T00:21:37.244Z","parameter":"hardness","unit":"ppm","value":"75","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"13cb29e4-93a1-4f7f-858f-e24ab5c125ef","created_at":"2025-09-04T00:21:37.255Z","updated_at":"2025-09-04T00:21:37.255Z","parameter":"alkalinity","unit":"ppm","value":"71.7","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"642db4f2-abdc-41db-b509-9f2c6fd140bf","created_at":"2025-09-04T00:21:37.260Z","updated_at":"2025-09-04T00:21:37.260Z","parameter":"water_depth","unit":"m","value":"2.82","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"a4135ed3-da18-4a6b-b438-3a36cf9e96ab","created_at":"2025-09-04T00:21:37.266Z","updated_at":"2025-09-04T00:21:37.266Z","parameter":"conductivity","unit":"us_cm","value":"151","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"f764ad00-26a3-4435-92ce-205116794b15","created_at":"2025-09-04T00:21:37.271Z","updated_at":"2025-09-04T00:21:37.271Z","parameter":"air_temperature","unit":"deg_c","value":"19","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"cfb90409-8abb-48b0-94d3-3a9c337cb871","created_at":"2025-09-04T00:21:37.275Z","updated_at":"2025-09-04T00:21:37.275Z","parameter":"water_temperature","unit":"deg_c","value":"21.2","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}