{"id":"81d7c7d5-a59d-42af-b681-1791e168ee9a","created_at":"2025-09-04T15:19:36.230Z","updated_at":"2026-01-20T21:12:21.721Z","owner_id":"7ed09a7e-518a-4e92-aa8a-3c22a2ef1422","location_id":"3729ccfd-5692-467f-a549-384036cd1f3b","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-05-02T17:20:00.000Z","observed_at_local":"2018-05-02T13:20:00-04:00","notes":"","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","secchi_depth","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169297","readings":[{"id":"942c9f4f-56e6-4427-93a2-e2985e5bedc7","created_at":"2025-09-04T15:19:36.278Z","updated_at":"2025-09-04T15:19:36.278Z","parameter":"ph","unit":"std_units","value":"6.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"6bde8477-447f-472c-a2f8-e8dd7106b167","created_at":"2025-09-04T15:19:36.283Z","updated_at":"2025-09-04T15:19:36.283Z","parameter":"oxygen","unit":"mg_l","value":"4","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"e14fc9fb-32ca-4391-9ba5-eaa4e45089ba","created_at":"2025-09-04T15:19:36.289Z","updated_at":"2025-09-04T15:19:36.289Z","parameter":"secchi_depth","unit":"m","value":"bottom_visible","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"015c1be0-8dec-45cb-ac27-c0a038fe0302","created_at":"2025-09-04T15:19:36.300Z","updated_at":"2025-09-04T15:19:36.300Z","parameter":"hardness","unit":"ppm","value":"50","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"d4822cec-79d6-4db1-8a7b-ec8c6eea21b3","created_at":"2025-09-04T15:19:36.306Z","updated_at":"2025-09-04T15:19:36.306Z","parameter":"alkalinity","unit":"ppm","value":"50","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"86e7c6a1-2abf-486c-9164-e6b8ce30d01b","created_at":"2025-09-04T15:19:36.312Z","updated_at":"2025-09-04T15:19:36.312Z","parameter":"water_depth","unit":"m","value":".5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"8e0c9cbb-76a5-4df1-b02f-4e968b953d25","created_at":"2025-09-04T15:19:36.318Z","updated_at":"2025-09-04T15:19:36.318Z","parameter":"conductivity","unit":"us_cm","value":"79","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"09e5b68f-c7ba-47fe-b150-404a22b9d7cd","created_at":"2025-09-04T15:19:36.324Z","updated_at":"2025-09-04T15:19:36.324Z","parameter":"air_temperature","unit":"deg_c","value":"22.5","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"8c8940cc-a938-46d5-859e-0820391aa1f3","created_at":"2025-09-04T15:19:36.328Z","updated_at":"2025-09-04T15:19:36.328Z","parameter":"water_temperature","unit":"deg_c","value":"13.6","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}