{"id":"33505f40-5a26-48ac-8a2c-da05857599d2","created_at":"2025-09-04T22:23:24.396Z","updated_at":"2026-07-09T19:47:07.300Z","owner_id":"07ce549f-731f-46ff-8522-08949384ea97","location_id":"03fa9218-1e6c-46c8-abd7-291acaa5366f","dataset_id":"c3318da1-130d-44d1-8d21-7005b3825c8b","form_id":"5ff21f74-9e88-4505-880e-66d8c744799e","observed_at":"2013-12-16T00:00:00.000Z","observed_at_local":"2013-12-15T18:00:00-06:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: chloride's result of 1643ppm exceeds the normal range of 1500.0ppm.\nReview needed: conductivity's result of 3800μS/cm is outside the expected range of 935.0-2805.0μS/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":["chloride","conductivity"],"photos":[],"permalink":"https://data.waterrangers.com/observations/189978","readings":[{"id":"ff42d552-b021-499b-81aa-7726f3e27e40","created_at":"2025-09-04T22:23:24.416Z","updated_at":"2025-09-04T22:23:24.416Z","parameter":"chloride","unit":"ppm","value":"1643","equipment":"unspecified_chloride","equipment_limit":null},{"id":"86a6d45f-89f7-4395-acc6-0b345cb769a6","created_at":"2025-09-04T22:23:24.441Z","updated_at":"2025-09-04T22:23:24.441Z","parameter":"conductivity","unit":"us_cm","value":"3800","equipment":"other_pen_type_conductivity_meter_us_cm","equipment_limit":null}]}