{"id":"2556d0ec-911e-42e5-9d56-f063065a781c","created_at":"2025-08-12T18:25:46.780Z","updated_at":"2026-01-20T19:57:58.980Z","owner_id":"b0beb858-d4da-482e-aafb-45c504837f31","location_id":"3d046036-7b9d-4b33-87df-85bd70bdfb1c","dataset_id":"d2fe54dd-eb11-4fa3-8832-ae4b06735c06","form_id":"15a1a013-1018-477d-8402-0cb04fc583b3","observed_at":"2020-08-18T00:00:00.000Z","observed_at_local":"2020-08-17T20:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 9.48mg/L is outside the expected range of 2.6-8.02mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","salinity","conductivity","water_temperature","total_dissolved_solids_tds","ph"],"photos":[],"permalink":"https://data.waterrangers.com/observations/61378","readings":[{"id":"bb2f7bb1-0687-461b-aead-e704bcc63b7a","created_at":"2025-08-12T18:25:46.842Z","updated_at":"2025-08-12T18:25:46.842Z","parameter":"oxygen","unit":"mg_l","value":"9.48","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"e4b988e9-0a34-41b0-bf6e-9ef0418ca788","created_at":"2025-08-12T18:25:46.854Z","updated_at":"2025-08-12T18:25:46.854Z","parameter":"salinity","unit":"ppm","value":"0.3","equipment":"water_rangers_pen_type_salinity_meter_ppm","equipment_limit":null},{"id":"7c33de4b-7eb9-43c6-b20c-14550e238891","created_at":"2025-08-12T18:25:46.874Z","updated_at":"2025-08-12T18:25:46.874Z","parameter":"conductivity","unit":"us_cm","value":"584","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"be4c57f1-d2a4-465c-b8e1-040cb5f6db3b","created_at":"2025-08-12T18:25:46.891Z","updated_at":"2025-08-12T18:25:46.891Z","parameter":"water_temperature","unit":"deg_c","value":"24.2","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"8da3f159-c0ce-47a4-830c-d783a5472334","created_at":"2025-08-12T18:25:46.896Z","updated_at":"2025-08-12T18:25:46.896Z","parameter":"total_dissolved_solids_tds","unit":"ppm","value":"415.5","equipment":"other_pen-type_tds_meter","equipment_limit":null},{"id":"96f133cf-fb44-4e63-9ee3-2b054c33e291","created_at":"2025-12-05T22:34:20.235Z","updated_at":"2025-12-05T22:34:20.235Z","parameter":"ph","unit":"std_units","value":"9.195","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":">"}]}