{"id":"5bcae0d5-9eb9-436c-a4cc-6d63a52ddb89","created_at":"2025-09-04T15:21:07.133Z","updated_at":"2026-01-20T21:14:39.228Z","owner_id":"ea07e5ee-ba96-443f-857d-90a1b938cf7a","location_id":"696198a7-5c49-4794-ac9d-99dd07f50e12","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-09-29T15:59:00.000Z","observed_at_local":"2018-09-29T11:59:00-04:00","notes":"","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 201μS/cm is outside the expected range of 204.21-239.79μS/cm.\nReview needed: chloride's result of 2mg/L is below the normal range of 12.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["chloride","ph","oxygen","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169713","readings":[{"id":"a4582f89-66d8-41db-a2e3-10279499b2bd","created_at":"2025-12-05T22:50:32.263Z","updated_at":"2025-12-05T22:50:32.263Z","parameter":"chloride","unit":"mg_l","value":"2","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"4c04c1f4-3680-44d9-8359-3cb5d7074592","created_at":"2025-09-04T15:21:07.196Z","updated_at":"2025-09-04T15:21:07.196Z","parameter":"ph","unit":"std_units","value":"8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"3b7c2774-01d4-4c5f-8d53-add3714dc5fe","created_at":"2025-09-04T15:21:07.205Z","updated_at":"2025-09-04T15:21:07.205Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"2d1370c0-2451-4222-b267-9624c456df0e","created_at":"2025-09-04T15:21:07.234Z","updated_at":"2025-09-04T15:21:07.234Z","parameter":"hardness","unit":"ppm","value":"150","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"5487ae5a-09d6-4fcd-8714-35e635315cbf","created_at":"2025-09-04T15:21:07.279Z","updated_at":"2025-09-04T15:21:07.279Z","parameter":"alkalinity","unit":"ppm","value":"90","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"e75981b3-4364-44a8-8aee-76360f0d168d","created_at":"2025-09-04T15:21:07.293Z","updated_at":"2025-09-04T15:21:07.293Z","parameter":"water_depth","unit":"m","value":"0.3","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"9723b8e3-a918-41c0-acfd-42c2920e419a","created_at":"2025-09-04T15:21:07.320Z","updated_at":"2025-09-04T15:21:07.320Z","parameter":"conductivity","unit":"us_cm","value":"201","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"31744490-6118-4176-b970-55f65a1ed279","created_at":"2025-09-04T15:21:07.339Z","updated_at":"2025-09-04T15:21:07.339Z","parameter":"air_temperature","unit":"deg_c","value":"12","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"d6dccfa7-ac6f-4e56-86b3-80ad4d73de7f","created_at":"2025-09-04T15:21:07.363Z","updated_at":"2025-09-04T15:21:07.363Z","parameter":"water_temperature","unit":"deg_c","value":"16.9","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}