{"id":"a9c05e01-e6ee-4fcb-8a1a-8bf1132be971","created_at":"2025-09-04T01:15:12.254Z","updated_at":"2026-01-21T16:02:51.668Z","owner_id":"991b37fd-6c91-47a7-b0e7-c840444ee500","location_id":"5c7450de-85c9-4c91-80b0-86159b13a497","dataset_id":"6c646800-a2cf-46d4-8cd3-8875579c0dbb","form_id":"4fe993b7-21a2-4144-892b-45e03524ac48","observed_at":"2021-04-30T19:23:19.177Z","observed_at_local":"2021-04-30T13:23:19-06:00","notes":null,"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","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/158981","readings":[{"id":"ca17b43d-f33c-4ff8-b5ab-710105af942a","created_at":"2025-09-04T01:15:12.280Z","updated_at":"2025-09-04T01:15:12.280Z","parameter":"ph","unit":"std_units","value":"8.63","equipment":"unspecified_ph","equipment_limit":null},{"id":"89c773fa-e85e-4dd9-8314-ea69354c559c","created_at":"2025-09-04T01:15:12.284Z","updated_at":"2025-09-04T01:15:12.284Z","parameter":"oxygen","unit":"mg_l","value":"12","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"4b140430-18b4-4c81-9bb4-db39033bb5b3","created_at":"2025-09-04T01:15:12.287Z","updated_at":"2025-09-04T01:15:12.287Z","parameter":"hardness","unit":"ppm","value":"300","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"d99bdf3e-827e-4533-bc8d-6a3847304faa","created_at":"2025-09-04T01:15:12.290Z","updated_at":"2025-09-04T01:15:12.290Z","parameter":"alkalinity","unit":"ppm","value":"160","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"689397f8-ec28-4250-8809-ea1b8614f473","created_at":"2025-09-04T01:15:12.293Z","updated_at":"2025-09-04T01:15:12.293Z","parameter":"water_depth","unit":"m","value":"0.25","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"dde2321a-236b-40bd-b6ee-c97d61b5c1dc","created_at":"2025-09-04T01:15:12.295Z","updated_at":"2025-09-04T01:15:12.295Z","parameter":"conductivity","unit":"us_cm","value":"1466","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"10e1331e-5e62-4aef-ac38-15e0af6caab3","created_at":"2025-09-04T01:15:12.298Z","updated_at":"2025-09-04T01:15:12.298Z","parameter":"air_temperature","unit":"deg_c","value":"23","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"3a0274f1-dcbd-45e4-affc-91fcf771d6e0","created_at":"2025-09-04T01:15:12.301Z","updated_at":"2025-09-04T01:15:12.301Z","parameter":"water_temperature","unit":"deg_c","value":"15.3","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}