odessa chromium #1

4318 BRAZOS AVE

The site is located in the vicinity of 44th St. and Brazos Ave., Odessa, Ector County, Texas. Population: Approximately 3500 persons live outside the city limits within one mile of the site. Setting: The nearest residence is within the site boundaries. The nearest drinking water well is also on-site. Approximately 200 water wells are within 1/2-mile of the site. A municipal water well is within 1,250 feet of the site. The sources of site contamination are within a 10-acre industrial area. Hydrology: The estimated surface projection of the ground water plume is more than 20 acres. The Trinity-Edwards aquifer is sandstone and conglomerate rock overlaid by 20 ft- 60 ft. of soil and caliche (hard-pan). The aquifer itself is 60'-100' thick and underlaid by redbed clays. The depth to ground water at the site is 75 feet.