{"id":"925d5750-3e8b-468f-a628-6f574cd1be3f","created_at":"2025-09-04T15:31:46.067Z","updated_at":"2026-07-09T18:56:20.059Z","owner_id":"67e1dd84-d664-4901-9f1f-fc7ffddfe9cd","location_id":"25f85512-da3c-412c-8fbc-3a45bc305608","dataset_id":"c15f3477-8757-4b32-a93a-f6c9f424b830","form_id":"1f3d4585-fa19-433a-bd61-237f2ca81fef","observed_at":"2017-04-02T19:45:00.000Z","observed_at_local":"2017-04-02T15:45:00-04:00","notes":"","checked":"review_needed","qa_notes":"Review needed: Conductivity's result of 294μS/cm is outside the expected range of 0.0-141.74μS/cm (3.0 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","alkalinity","water_depth","conductivity","air_temperature","water_temperature","Ice on"],"photos":[],"permalink":"https://data.waterrangers.com/observations/170052","readings":[{"id":"c2b6d185-8e5e-48d8-8664-45d9ddb248bd","created_at":"2025-09-04T15:31:46.100Z","updated_at":"2025-09-04T15:31:46.100Z","parameter":"ph","sub_question":null,"qualitative":false,"unit":"std_units","value":"6.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"6994d601-8231-4856-b141-e77d34d7ec9b","created_at":"2025-09-04T15:31:46.110Z","updated_at":"2025-09-04T15:31:46.110Z","parameter":"oxygen","sub_question":null,"qualitative":false,"unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"1b43839b-a7bc-4c0c-9844-f16f98d67c20","created_at":"2025-09-04T15:31:46.117Z","updated_at":"2025-09-04T15:31:46.117Z","parameter":"hardness","sub_question":null,"qualitative":false,"unit":"ppm","value":"450","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"0ef9dcf6-3ad2-4344-8c48-d17eb2512507","created_at":"2025-09-04T15:31:46.125Z","updated_at":"2025-09-04T15:31:46.125Z","parameter":"alkalinity","sub_question":null,"qualitative":false,"unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"14940d1b-bd19-4d3d-9a67-095a55c83e4c","created_at":"2025-09-04T15:31:46.135Z","updated_at":"2025-09-04T15:31:46.135Z","parameter":"water_depth","sub_question":null,"qualitative":false,"unit":"m","value":"1.2","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"be4cb5e5-4696-4c8f-8844-6ff7a0f78a34","created_at":"2025-09-04T15:31:46.144Z","updated_at":"2025-09-04T15:31:46.144Z","parameter":"conductivity","sub_question":null,"qualitative":false,"unit":"us_cm","value":"294","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"67a7c1ea-bd76-467f-aa97-9f2731a07a37","created_at":"2025-09-04T15:31:46.152Z","updated_at":"2025-09-04T15:31:46.152Z","parameter":"air_temperature","sub_question":null,"qualitative":false,"unit":"deg_c","value":"14.6","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"a1916a66-eb0e-4c13-8eb1-4818906f07eb","created_at":"2025-09-04T15:31:46.158Z","updated_at":"2025-09-04T15:31:46.158Z","parameter":"water_temperature","sub_question":null,"qualitative":false,"unit":"deg_c","value":"5.1","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"d7ea34ab-afbc-4f73-bd5b-4ef4fa8f47dd","created_at":"2025-09-04T15:31:46.166Z","updated_at":"2025-09-04T15:31:46.166Z","parameter":"Ice on","sub_question":null,"qualitative":true,"unit":null,"value":"on","equipment":"community_scientist_interpretation_env","equipment_limit":null}]}