{"id":"998ffe4f-f286-41c7-8b89-600fa0c9a534","created_at":"2025-08-28T17:33:01.260Z","updated_at":"2026-01-02T18:31:07.481Z","owner_id":"243aa070-6ca2-48d1-b121-022a1d90ac1c","location_id":"e5a538f1-6689-4064-80de-60f765cf526c","dataset_id":"6631e734-6047-407b-9259-d0f7bece8180","form_id":"a7b94cbf-8f2f-4d5d-b4ca-7091db274ead","observed_at":"2018-11-27T18:28:00.000Z","observed_at_local":"2018-11-27T12:28:00-06:00","notes":"","checked":"review_needed","qa_notes":"Review needed: ph's result of 4.5std_units is below the normal range of 5.0std_units.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","hardness","alkalinity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/105986","readings":[{"id":"4a2b0455-de25-4520-b3ff-0bee5ba490f9","created_at":"2025-08-28T17:33:01.293Z","updated_at":"2025-08-28T17:33:01.293Z","parameter":"ph","unit":"std_units","value":"4.5","equipment":"lamotte_precision_ph","equipment_limit":null},{"id":"f1d9248e-17f6-45f2-83db-56b7659f9194","created_at":"2025-08-28T17:33:01.297Z","updated_at":"2025-08-28T17:33:01.297Z","parameter":"hardness","unit":"ppm","value":"30","equipment":"lamotte_hardness","equipment_limit":null},{"id":"a333b01a-6ef9-47ac-97d1-7cd9cefa2a0a","created_at":"2025-08-28T17:33:01.306Z","updated_at":"2025-08-28T17:33:01.306Z","parameter":"alkalinity","unit":"ppm","value":"15","equipment":"lamotte_alkalinity","equipment_limit":null},{"id":"df635658-2eaf-4c63-a651-2e08a4e6b875","created_at":"2025-08-28T17:33:01.311Z","updated_at":"2025-08-28T17:33:01.311Z","parameter":"air_temperature","unit":"deg_c","value":"16","equipment":"digital_thermometer_c","equipment_limit":null},{"id":"c0bb8964-2d76-42fa-bafc-a2ad01491cb4","created_at":"2025-08-28T17:33:01.332Z","updated_at":"2025-08-28T17:33:01.332Z","parameter":"water_temperature","unit":"deg_c","value":"11","equipment":"other_multimeter_temperature","equipment_limit":null}]}