{"id":"78448919-3dd5-4924-8652-adc7122ef133","created_at":"2025-08-06T19:09:51.235Z","updated_at":"2026-05-13T14:09:00.351Z","owner_id":"eb076b90-d5e1-42f2-be10-afd800a0b576","location_id":"3885e54f-5fc7-4a08-8311-c10db946be76","dataset_id":"a85cffd1-5483-42a3-b5bc-3fc93c3c3c19","form_id":"d5c5a6f8-d728-415a-b611-b19e40bd1b7b","observed_at":"2019-07-04T00:00:00.000Z","observed_at_local":"2019-07-03T20:00:00-04:00","notes":null,"checked":"owner_approved","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","hardness","alkalinity","conductivity"],"photos":[],"permalink":"https://data.waterrangers.com/observations/58466","readings":[{"id":"5bac2ad0-35c8-424f-aad1-5116fd0dddbf","created_at":"2025-08-06T19:09:51.298Z","updated_at":"2025-08-06T19:09:51.298Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"ce3f25e3-a081-4e40-bc40-88e401a7dee6","created_at":"2025-08-06T19:09:51.306Z","updated_at":"2025-08-06T19:09:51.306Z","parameter":"hardness","unit":"ppm","value":"250","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"8abb1d76-d91f-4438-b509-de5094898643","created_at":"2025-08-06T19:09:51.314Z","updated_at":"2025-08-06T19:09:51.314Z","parameter":"alkalinity","unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"0397083c-22a5-42f1-95aa-34e70951aef4","created_at":"2025-08-06T19:09:51.323Z","updated_at":"2025-08-06T19:09:51.323Z","parameter":"conductivity","unit":"us_cm","value":"538","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null}]}