Tag: Wintertime Pollution

Meteorological Modeling of 3 Wintertime Episodes

Principal Investigator: Dr. Erik Crosman, University of Utah, Christopher Foster (yurralacelle112@gmail.com), University of Utah DAQ Contact: Chris Pennell (cpennell@utah.gov) Following the completion of the Winter Modeling Improvements study funded by DAQ with the original legislative research funding, DAQ contracted with the same research group for a targeted modeling project. The purpose of this was to …

Read More

CAMx Snow Cover Treatment

Principal Investigator: Greg Yarwood, RAMBOLL-ENVIRON Chris Emery, RAMBOLL-ENVIRON DAQ Contact: Chris Pennell (cpennell@utah.gov) Wintertime ozone is a serious air quality issue in the Uinta Basin. The situation is unique and requires improvements to the photochemical models used for winter conditions. High concentrations of wintertime ozone occur over snow-covered surfaces. Snow cover influences wintertime ozone by …

Read More

Tier 3 Standards Will Help Clean Utah Air

 By Glade Sowards There’s been a lot of buzz in Utah lately about Tier 3—shorthand for the Environmental Protection Agency’s (EPA’s) Tier 3 Vehicle Emission and Fuel Standards Program. When a geeky name like Tier 3 becomes a household word that’s used not only by us policy wonks but by Governor Herbert, mayors, legislators, radio …

Read More