The stratosphere, mesosphere and lowest part of the thermosphere are collectively referred to as the middle atmosphere, which spans heights from approximately 10 kilometres (33,000 ft) to 100 kilometres (62 mi).
Terrell, Texas. Not to be confused with Terrell County, Texas. Terrell is a city in Kaufman County, Texas, United States. As of the 2010 census, the city population was 15,816. Terrell is located 32 miles (51 km) east of Dallas.
Request for Proposal: Operation of Terrell State Hospital. The State of Texas, by and through the Texas Health and Human Services Commission (HHSC), announces the release of this request for proposal (RFP) for the operation of Terrell State Hospital (TSH) on behalf of the Department of State Health Services (DSHS).