{"id":"382da51a-96ed-4649-ba17-93c8a19ea89b","created_at":"2025-08-06T18:18:06.655Z","updated_at":"2026-01-20T19:52:08.231Z","owner_id":"3e69fe4a-7c99-49b4-a9f8-03bfeffdd5c1","location_id":"e4615b4e-493a-4ba6-8065-906602f4198e","dataset_id":"658c9efc-44be-45b3-bed6-d13cfe3df014","form_id":"ad8a5e58-bed0-4895-869f-185b3c13f0c5","observed_at":"2021-06-16T13:19:00.000Z","observed_at_local":"2021-06-16T09:19:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 12mg/L is outside the expected range of 2.55-11.45mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["hardness","alkalinity","conductivity","water_temperature","ph","oxygen","chlorine"],"photos":[],"permalink":"https://data.waterrangers.com/observations/56626","readings":[{"id":"5047f55a-aa74-45fd-b5a1-6946e66ddf80","created_at":"2025-08-06T18:18:06.803Z","updated_at":"2025-08-06T18:18:06.803Z","parameter":"hardness","unit":"ppm","value":"100","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"fd111d06-a6fb-4cc2-aa8b-cf753f11b6cf","created_at":"2025-08-06T18:18:06.812Z","updated_at":"2025-08-06T18:18:06.812Z","parameter":"alkalinity","unit":"ppm","value":"100","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"30f7d4bf-3ca5-46eb-9737-5510586802fd","created_at":"2025-08-06T18:18:06.859Z","updated_at":"2025-08-06T18:18:06.859Z","parameter":"conductivity","unit":"us_cm","value":"266","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"68fbb620-5269-46b6-827b-e7f82ced80bc","created_at":"2025-08-06T18:18:06.867Z","updated_at":"2025-08-06T18:18:06.867Z","parameter":"water_temperature","unit":"deg_c","value":"22.5","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"40e73c52-a817-4fa8-9425-9a1684928f7d","created_at":"2025-08-06T18:18:06.755Z","updated_at":"2025-11-19T15:02:06.662Z","parameter":"ph","unit":"std_units","value":"9","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":">="},{"id":"6db8333c-79df-489e-b022-90b5de156696","created_at":"2025-08-06T18:18:06.777Z","updated_at":"2025-11-19T15:02:06.662Z","parameter":"oxygen","unit":"mg_l","value":"12","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":">="},{"id":"0ea1edf6-5e87-44bb-a662-ab5015b00979","created_at":"2025-08-06T18:18:06.783Z","updated_at":"2025-11-19T15:02:06.662Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="}]}