WebInteractive map of the surface geology of Texas This interactive map from the U.S. Geological Survey allows users to explore the surface geology of Texas and bordering regions of New Mexico, Oklahoma, … WebJan 1, 1994 · Geologic framework and hydrogeologic characteristics of the Glen Rose limestone, Camp Stanley Storage Activity, Bexar County, Texas January 1, 1994 View Map The Trinity aquifer is a regional water source in the Hill Country of south-central Texas that supplies water for agriculture, commercial, domestic, and stock purposes.
Texas Rocks and Minerals, An Amateur’s Guide, by Roselle M.
WebIn Bexar County, residential and commercial development on the Edwards aquifer recharge zone is increasing. The aquifer possibly can be contaminated by spills, leakage of hazardous materials, or runoff from the rapidly developing urban areas that surround, or are built on, the intensely faulted and fractured, karstic limestone outcrops characteristic of … WebA teaching tool for Earth Science, Texas History and Social Studies. Discover Texas Through Maps Interactive map to find your county, create your own maps, view urban areas, and karst features. Texas Commercial Oyster Mariculture Sites hayman advisors lp website
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WebU.S. Geological Survey water-resources investigations report ; 95-4030; Restrictions on Access: Free-to-read Unrestricted online access Report Numbers: I 19.42/4:95-4030 Subject(s): Aquifers — Texas — Bexar County; Hydrogeology — Texas — Bexar County; Geology — Texas — Bexar County; Aquifers; Geology; Hydrogeology; Edwards … WebGeologic units in Bexar county, Texas Additional scientific data in this geographic area Wilcox Group, undivided (Paleocene to Eocene) at surface, covers 18 % of this area Geologic unit mapped in Texas: Leona Formation. Comments: Fluvatile terrace … Geologic unit mapped in Texas: Austin Chalk. Comments: In Eastern part of … Geologic unit mapped in Texas: Edwards Limestone. Comments: In Eastern part … Comments: Mostly mudstone, with various amounts of sandst., lignite, ironstone … Geologic unit mapped in Texas: Queen City Sand. Comments: In East Texas and … Comments: In Western part of Trans-Pecos alternating resistent ls. ledges and soft … Comments: shale, siltstone, and sandstone; shale gray to bluish gray; siltst. brn-yell, … Comments: sandstone and clay, sandst. fine to med grained, abdt hematite, … Geologic unit mapped in Texas: Buda Limestone and Del Rio Clay, undivided; … Comments: clay, silty, sandy, sl. glauconitic, massive, poorly bedded, grades up to … WebThe transition zone was established to regulate petroleum storage tanks, so there are places where the boundaries follow particular streets or railroad lines. Above is an image of an official US Geological Survey map on which the Transition Zone is delineated. The area is in San Antonio, in northwest Bexar county. bottle lock with key