{"id":"522dfccb-2b37-40d5-a46f-6e7020fbdb5c","created_at":"2025-08-22T18:12:33.876Z","updated_at":"2026-01-20T20:01:37.885Z","owner_id":"760dd84a-e9b5-49e7-88ab-af36f0fb2be0","location_id":"7ff069ee-98f0-4c66-b7b2-8369100b2f7c","dataset_id":"cc15c192-f21a-4037-9cf3-4d8699c09cbc","form_id":"bb80ee21-5307-4eb4-96b7-3ba54cee4835","observed_at":"2018-08-26T00:11:00.000Z","observed_at_local":"2018-08-25T20:11:00-04:00","notes":"","checked":"review_needed","qa_notes":"Review needed: conductivity's result of 561μS/cm is outside the expected range of 689.28-822.72μS/cm ( 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","oxygen","hardness","conductivity","air_temperature","water_temperature","alkalinity"],"photos":[],"permalink":"https://data.waterrangers.com/observations/80549","readings":[{"id":"1e803c77-8706-48df-99ea-276a6de57f6a","created_at":"2025-08-22T18:12:33.971Z","updated_at":"2025-08-22T18:12:33.971Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"d4a2aabf-be02-4c66-92d6-5a6ca09cc757","created_at":"2025-08-22T18:12:33.980Z","updated_at":"2025-08-22T18:12:33.980Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"8fb6d53e-1865-48d5-a3ef-2b9e73c24af2","created_at":"2025-08-22T18:12:33.989Z","updated_at":"2025-08-22T18:12:33.989Z","parameter":"hardness","unit":"ppm","value":"250","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"76187748-4c33-4b31-93c2-ecd61918276d","created_at":"2025-08-22T18:12:34.015Z","updated_at":"2025-08-22T18:12:34.015Z","parameter":"conductivity","unit":"us_cm","value":"561","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"943e6ebc-3b5f-47e4-bb23-d575466d0940","created_at":"2025-08-22T18:12:34.025Z","updated_at":"2025-08-22T18:12:34.025Z","parameter":"air_temperature","unit":"deg_c","value":"23","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"cd3f6b33-b11e-47c2-8ff2-bd8b01b313f8","created_at":"2025-08-22T18:12:34.032Z","updated_at":"2025-08-22T18:12:34.032Z","parameter":"water_temperature","unit":"deg_c","value":"20","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"237537e7-0d5b-48ae-9b0e-6d2c3f52fc33","created_at":"2025-08-22T18:12:34.001Z","updated_at":"2025-11-19T15:02:16.247Z","parameter":"alkalinity","unit":"ppm","value":"240","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":">="}]}