{"id":"5b3980e6-96ee-473b-9554-f4b9bc28bd67","created_at":"2025-09-04T00:45:15.807Z","updated_at":"2026-01-20T20:25:15.680Z","owner_id":"48eb0dc0-0b82-4280-bd4e-95a44acf60a2","location_id":"07369df3-8462-4831-88a1-dec16fba34b8","dataset_id":"36575c7e-0e5f-4b0f-af39-f750a6cbdaa6","form_id":"92cf61e8-762a-4f0e-959f-dcca7dcf7742","observed_at":"2021-07-23T13:40:00.000Z","observed_at_local":"2021-07-23T09:40:00-04:00","notes":"Clear sky and calm winds ","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature","chlorine"],"photos":[],"permalink":"https://data.waterrangers.com/observations/154765","readings":[{"id":"0927ce3e-7ae7-461f-a39e-9f2f1885d925","created_at":"2025-09-04T00:45:15.835Z","updated_at":"2025-09-04T00:45:15.835Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"095969a7-222f-46b0-a01a-d7c24cb0d661","created_at":"2025-09-04T00:45:15.839Z","updated_at":"2025-09-04T00:45:15.839Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"e4b78a9b-7e0e-4232-ab2a-548a5b670154","created_at":"2025-09-04T00:45:15.842Z","updated_at":"2025-09-04T00:45:15.842Z","parameter":"secchi_depth","unit":"m","value":"1.80","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"58c90943-f662-402f-a985-56ccf396d580","created_at":"2025-09-04T00:45:15.856Z","updated_at":"2025-09-04T00:45:15.856Z","parameter":"hardness","unit":"ppm","value":"25","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"ebebdc67-6d1e-4ddb-aa96-e8552c86c845","created_at":"2025-09-04T00:45:15.860Z","updated_at":"2025-09-04T00:45:15.860Z","parameter":"alkalinity","unit":"ppm","value":"60","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"97ba2589-4f22-482c-b974-0f91ec513b57","created_at":"2025-09-04T00:45:15.863Z","updated_at":"2025-09-04T00:45:15.863Z","parameter":"water_depth","unit":"m","value":"1.80","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"381e074c-465e-4f5c-b8a4-fdd39757ff91","created_at":"2025-09-04T00:45:15.867Z","updated_at":"2025-09-04T00:45:15.867Z","parameter":"conductivity","unit":"us_cm","value":"190","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"2d1ee942-1f78-4f18-81f4-0a8ce2c575ab","created_at":"2025-09-04T00:45:15.871Z","updated_at":"2025-09-04T00:45:15.871Z","parameter":"air_temperature","unit":"deg_c","value":"24","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"7be20e12-cdfc-4716-8627-02d11a33964e","created_at":"2025-09-04T00:45:15.874Z","updated_at":"2025-09-04T00:45:15.874Z","parameter":"water_temperature","unit":"deg_c","value":"23.2","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"599d54df-3594-43e7-ad1c-5ad70b746e50","created_at":"2025-09-04T00:45:15.846Z","updated_at":"2025-11-19T15:02:33.125Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="}]}