{"id":"c57e479c-ae92-4074-81bd-9f32108e5f06","created_at":"2025-08-06T18:18:04.692Z","updated_at":"2026-01-20T19:52:06.295Z","owner_id":"3e69fe4a-7c99-49b4-a9f8-03bfeffdd5c1","location_id":"4e277eaf-77c3-4f2c-9d56-811d5fc4c554","dataset_id":"658c9efc-44be-45b3-bed6-d13cfe3df014","form_id":"ad8a5e58-bed0-4895-869f-185b3c13f0c5","observed_at":"2021-06-29T09:12:00.000Z","observed_at_local":"2021-06-29T05:12:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 7mg/L is outside the expected range of 7.28-11.72mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","e_coli","oxygen","chlorine","hardness","alkalinity","conductivity","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/56616","readings":[{"id":"a7f04395-9c77-42ad-ac36-1ca1ab1ad529","created_at":"2025-08-06T18:18:04.774Z","updated_at":"2025-08-06T18:18:04.774Z","parameter":"ph","unit":"std_units","value":"8.1","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"ba7b5605-7381-4633-8bd8-578435200f1c","created_at":"2025-08-06T18:18:04.787Z","updated_at":"2025-08-06T18:18:04.787Z","parameter":"e_coli","unit":"cfu_per_100ml","value":"433.6292606","equipment":"idexx_colilert_2000_e_coli_geomean","equipment_limit":null},{"id":"921e4d32-9764-4a9b-bbcb-969208a70304","created_at":"2025-08-06T18:18:04.796Z","updated_at":"2025-08-06T18:18:04.796Z","parameter":"oxygen","unit":"mg_l","value":"7","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"a8915d78-333d-4eae-989b-6047999af782","created_at":"2025-08-06T18:18:04.802Z","updated_at":"2025-08-06T18:18:04.802Z","parameter":"chlorine","unit":"ppm","value":"0.5","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":null},{"id":"9b2ae9f4-b6f1-44d3-8f1d-49b0fb07bc4d","created_at":"2025-08-06T18:18:04.809Z","updated_at":"2025-08-06T18:18:04.809Z","parameter":"hardness","unit":"ppm","value":"200","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"e11aa4b2-43a0-438c-a380-0adbc16f515b","created_at":"2025-08-06T18:18:04.816Z","updated_at":"2025-08-06T18:18:04.816Z","parameter":"alkalinity","unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"8349c9e7-13a6-4b3e-9183-c9936710ae0d","created_at":"2025-08-06T18:18:04.823Z","updated_at":"2025-08-06T18:18:04.823Z","parameter":"conductivity","unit":"us_cm","value":"274","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"6755843b-850c-4b3d-978c-5db9a7dfa0ec","created_at":"2025-08-06T18:18:04.832Z","updated_at":"2025-08-06T18:18:04.832Z","parameter":"water_temperature","unit":"deg_c","value":"21.9","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}