{"id":"5cc02413-575c-4b54-8038-d5cb8836ecd8","created_at":"2025-07-10T16:34:59.860Z","updated_at":"2026-07-09T16:02:35.747Z","owner_id":"650d3246-783c-4e0f-9bb3-2591385da8e3","location_id":"5196cf21-55fb-498f-b104-c69053826059","dataset_id":"6692861e-76cd-4eb8-959c-f4dfc146a510","form_id":"ee0dbfe9-8962-4e69-aad3-e6a7d639506a","observed_at":"2018-11-28T17:00:00.000Z","observed_at_local":"2018-11-28T12:00:00-05:00","notes":"","checked":"review_needed","qa_notes":"Review needed: conductivity's result of 4190μS/cm is outside the expected range of 601.0-1803.0μS/cm (50.0% difference from the historical median for this location).","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","conductivity","air_temperature","water_temperature","hardness","alkalinity"],"photos":[],"permalink":"https://data.waterrangers.com/observations/50571","readings":[{"id":"fbf9fd60-5294-4f1d-bd6b-38ff5d478505","created_at":"2025-07-10T16:34:59.902Z","updated_at":"2025-07-10T16:34:59.902Z","parameter":"ph","unit":"std_units","value":"7.2","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"e4f8c1a4-3676-459b-b007-613dfa8f32d2","created_at":"2025-07-10T16:34:59.914Z","updated_at":"2025-07-10T16:34:59.914Z","parameter":"conductivity","unit":"us_cm","value":"4190","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"056fc215-2180-42cc-86e7-25da11db65cf","created_at":"2025-07-10T16:34:59.918Z","updated_at":"2025-07-10T16:34:59.918Z","parameter":"air_temperature","unit":"deg_c","value":"5","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"a5086639-2505-4cf0-8381-3737e0ca4a52","created_at":"2025-07-10T16:34:59.921Z","updated_at":"2025-07-10T16:34:59.921Z","parameter":"water_temperature","unit":"deg_c","value":"8.7","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"ff88dfbd-aa87-4a89-9ef1-48722c4ace1b","created_at":"2025-07-10T16:34:59.907Z","updated_at":"2025-11-19T15:02:02.365Z","parameter":"hardness","unit":"ppm","value":"800","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":">="},{"id":"56c63748-4cbc-45c3-8977-81c90065dd8d","created_at":"2025-07-10T16:34:59.911Z","updated_at":"2025-11-19T15:02:02.365Z","parameter":"alkalinity","unit":"ppm","value":"240","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":">="}]}