Lynette Brooks, PE, has a Masters Degree in Civil Engineering and has been a hydrologist with the USGS for 28 years. In that time, she has been part of 10 hydrologic studies of Utah valleys and the Great Basin carbonate and alluvial aquifer system, which covers an area of about 110,000 square miles. She has completed or is currently working on a total of 8 groundwater modelling projects in support of those studies.