{"id":"4c1010aa-707b-4b2f-b20a-3062eea056eb","created_at":"2025-08-28T17:33:11.627Z","updated_at":"2026-01-21T21:03:39.841Z","owner_id":"cb78027a-a0e3-42db-8a6d-77da4c59713b","location_id":"8ae32be4-8ef5-4124-8860-6a85303e5801","dataset_id":"6631e734-6047-407b-9259-d0f7bece8180","form_id":"a7b94cbf-8f2f-4d5d-b4ca-7091db274ead","observed_at":"2019-02-21T16:36:00.000Z","observed_at_local":"2019-02-21T10:36:00-06:00","notes":"26°C air\r\n20°C water\r\nClear water ","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 4.2mg/L is outside the expected range of 6.79-9.01mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","hardness","alkalinity","turbidity","air_temperature","water_temperature"],"photos":["https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBdnF1IiwiZXhwIjoiMjAyNi0wNS0wOFQxNDo1MjozOC40OTFaIiwicHVyIjoiYmxvYl9pZCJ9fQ==--dfb7508ffe4622a8e0b66ff0c89e183fcbaf57ed/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/image"],"permalink":"https://data.waterrangers.com/observations/106108","readings":[{"id":"245fed6d-9ca8-4b2c-a4c3-7387c7bac4cb","created_at":"2025-08-28T17:33:11.656Z","updated_at":"2025-08-28T17:33:11.656Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"lamotte_precision_ph","equipment_limit":null},{"id":"08b1b54f-29ff-4b81-8793-8cff7bcdd1df","created_at":"2025-08-28T17:33:11.660Z","updated_at":"2025-08-28T17:33:11.660Z","parameter":"oxygen","unit":"mg_l","value":"4.2","equipment":"lamotte_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"cb011d94-4b87-4b90-ab33-92bc22d592e4","created_at":"2025-08-28T17:33:11.663Z","updated_at":"2025-08-28T17:33:11.663Z","parameter":"hardness","unit":"ppm","value":"50","equipment":"lamotte_hardness","equipment_limit":null},{"id":"28ec1bda-6fc7-4e62-abb1-23272ce6368d","created_at":"2025-08-28T17:33:11.667Z","updated_at":"2025-08-28T17:33:11.667Z","parameter":"alkalinity","unit":"ppm","value":"25","equipment":"lamotte_alkalinity","equipment_limit":null},{"id":"ef464c32-d219-4998-9b77-4c8551388459","created_at":"2025-08-28T17:33:11.671Z","updated_at":"2025-08-28T17:33:11.671Z","parameter":"turbidity","unit":"jtu","value":"4.87","equipment":"lamotte_turbidity","equipment_limit":null},{"id":"62628982-6a22-4900-8bee-c5059e9f367d","created_at":"2025-08-28T17:33:11.674Z","updated_at":"2025-08-28T17:33:11.674Z","parameter":"air_temperature","unit":"deg_c","value":"26","equipment":"digital_thermometer_c","equipment_limit":null},{"id":"9c904cb6-3469-48b9-ae86-bfc2c9c90337","created_at":"2025-08-28T17:33:11.677Z","updated_at":"2025-08-28T17:33:11.677Z","parameter":"water_temperature","unit":"deg_c","value":"20","equipment":"other_multimeter_temperature","equipment_limit":null}]}