{"id":"58e79ffb-6610-4766-957c-47f187c2264d","created_at":"2025-08-06T19:10:05.275Z","updated_at":"2026-01-20T19:53:20.958Z","owner_id":"eb076b90-d5e1-42f2-be10-afd800a0b576","location_id":"38682742-fe0d-4214-ad45-b07e03c7a302","dataset_id":"a85cffd1-5483-42a3-b5bc-3fc93c3c3c19","form_id":"d5c5a6f8-d728-415a-b611-b19e40bd1b7b","observed_at":"2020-09-03T00:00:00.000Z","observed_at_local":"2020-09-02T20:00:00-04:00","notes":null,"checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","hardness","alkalinity","conductivity","water_temperature","chlorine"],"photos":[],"permalink":"https://data.waterrangers.com/observations/58565","readings":[{"id":"05e92c71-2ba0-4b47-aa02-41db50a9182d","created_at":"2025-08-06T19:10:05.322Z","updated_at":"2025-08-06T19:10:05.322Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"1f28cda2-84bf-4f3e-9f3f-1c7244e815ed","created_at":"2025-08-06T19:10:05.332Z","updated_at":"2025-08-06T19:10:05.332Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"48a5e008-3cab-416e-b33f-ba836e02868b","created_at":"2025-08-06T19:10:05.350Z","updated_at":"2025-08-06T19:10:05.350Z","parameter":"hardness","unit":"ppm","value":"150","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"e89645ea-4767-4f3d-bec0-07abd11f87da","created_at":"2025-08-06T19:10:05.357Z","updated_at":"2025-08-06T19:10:05.357Z","parameter":"alkalinity","unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"29d53ffc-ec89-4f0a-9ed1-0dafa44577e6","created_at":"2025-08-06T19:10:05.363Z","updated_at":"2025-08-06T19:10:05.363Z","parameter":"conductivity","unit":"us_cm","value":"366","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"c65ac51c-609c-4e9f-b690-a783ed2515fa","created_at":"2025-08-06T19:10:05.372Z","updated_at":"2025-08-06T19:10:05.372Z","parameter":"water_temperature","unit":"deg_c","value":"20.6","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"f03c8589-6e85-4303-a520-43bff96bd112","created_at":"2025-08-06T19:10:05.341Z","updated_at":"2025-11-19T15:02:06.662Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="}]}