{"id":"52bf463d-3638-43b0-bd7b-720bc28e1e84","created_at":"2025-09-04T19:44:43.668Z","updated_at":"2026-07-09T19:36:09.452Z","owner_id":"052a0619-7e25-4a41-998c-8455bd77cf67","location_id":"1472c132-7f4a-4494-8629-629b86557ffa","dataset_id":"ee323699-2ecf-4ab2-9542-ada19d07825c","form_id":"8a0bc63c-f21c-43ee-9d41-be0b06416570","observed_at":"2012-12-03T00:00:00.000Z","observed_at_local":"2012-12-02T19:00:00-05:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: conductivity's result of 1623μS/cm is outside the expected range of 420.25-1260.75μS/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"],"photos":[],"permalink":"https://data.waterrangers.com/observations/179709","readings":[{"id":"bd71dfb8-c403-4d69-b0aa-d9956d5849f4","created_at":"2025-09-04T19:44:43.711Z","updated_at":"2025-09-04T19:44:43.711Z","parameter":"ph","unit":"std_units","value":"7.74","equipment":"unspecified_ph","equipment_limit":null},{"id":"a992b1ea-5c26-4996-9632-cf5d755e125e","created_at":"2025-09-04T19:44:43.716Z","updated_at":"2025-09-04T19:44:43.716Z","parameter":"conductivity","unit":"us_cm","value":"1623","equipment":"unspecified_conductivity","equipment_limit":null}]}