3

1

7

6 98

54

2

16

13 1214

10

15

11HoustonHouston

AustinAustin

El PasoEl Paso

Corpus ChristiCorpus Christi

San AntonioSan Antonio

WacoWaco

LubbockLubbock

AbileneAbilene

ArlingtonArlington

LaredoLaredo

BeaumontBeaumont

TylerTyler

AmarilloAmarillo

MidlandMidland

San AngeloSan Angelo

HarlingenHarlingen

Pecos

Brewster

Webb

Hudspeth

Presidio

Culberson

Reeves

Terrell

Crockett

Val Verde

Duval

Harris

Frio

Bell

Starr

Hill

Kenedy

Edwards

Polk

Kerr

Clay

Bee

Sutton

Jeff Davis

Gaines

Irion

Uvalde

Hale

Hall

Bexar

Leon

Ellis

Jack

Dallam

Cass

Erath

Upton

Hidalgo

Hartley

Zavala

Oldham Gray

Kent

Brazoria

Kinney

King

Rusk

La Salle

WiseHunt

Coke

Lamb

Medina

Tyler

Dimmit

Floyd

Lynn

Lee

Jones

Kimble

Ector

Andrews

Llano

Terry

Travis

Liberty

Falls

Nueces

Smith

Reagan

Zapata

Potter

Jasper

Knox

Milam

Real

Ward

Garza

Burnet

Nolan

Matagorda

Cottle

Houston

Fisher

Lamar

Dallas

Mills

Coleman

Collin

Bowie

Coryell

Brown

Cameron

Parker

Castro

Taylor

Cooke

Motley

Moore

Atascosa

Mason

Scurry

Young

Kleberg

Maverick

Martin

Lavaca

Tom Green

El Paso

Bosque

Archer

Navarro

Baylor

Hays

Crane

Deaf Smith

Brooks

Carson

Fayette

Denton

Fannin

Hardin

Runnels

Concho

Donley

Bailey

Goliad

Wharton

Crosby

Schleicher

San Saba

Borden

Parmer

Calhoun

Tarrant

Foard

Jefferson

Panola

Shelby

Roberts

Haskell

Randall

Newton

Briscoe

Gillespie

Sterling

Jim Hogg

Menard

Grayson

Live Oak

Bastrop

Gonzales

De Witt

Wood

Howard

Swisher

Wilson

Anderson Cherokee

Dickens

Dawson

Walker

Grimes

Wheeler

Victoria

McMullen

Jackson

EastlandMitchell

Hockley

Karnes

Midland

Colorado

Sherman

Harrison

Red River

Trinity

Winkler

Stephens

Refugio

Lubbock

Callahan

Blanco

Willacy

Hansford Ochiltree

Austin

McLennan

Williamson

Hemphill

Wilbarger

Bandera

McCulloch

Palo Pinto

Angelina

Lipscomb

Loving

HopkinsYoakum

Montague

Stonewall

Freestone

Cochran

Johnson

Comanche

Hamilton

Limestone

Fort Bend

Glasscock

Henderson

Kaufman

Jim Wells

Galveston

Comal Chambers

Brazos

Sabine

Armstrong

Robertson

Kendall

Titus

Montgomery

Van Zandt

Upshur

Wichita

Hood

Hutchinson

Waller

Shackelford

Childress

Burleson

Nacogdoches

Lampasas

Hardeman

Guadalupe

Aransas

Collingsworth

Throckmorton

Caldwell

San Patricio

Marion

San Jacinto

Madison

OrangeWashington

Delta

Rains

Gregg

San A

ugustine

Morris

Franklin

Camp

Somer-

vell

Rock-wall

Protecting Texas byReducing andPreventing Pollution

Texas Commission on Environmental QualityWeb / GIS Development Team (Mail Code 197)P.O. Box 13087Austin, Texas 78711-3087

August 20, 2002

Texas Statewide Mapping System (TSMS) Projection

Source: The counties are U.S. Census Bureau 1992 TIGER/Linedata (1:100,000). The cities are U.S. Census Bureau 1998 data (1:100,000).

This map was generated by the Information Resources Divisionof the Texas Commission on Environmental Quality. No claimsare made to the accuracy or completeness of the data or to itssuitability for a particular use. For more information concerning thismap, contact the Information Resource Division at (512) 239-0800.

TCEQ Service Regions

Legend

Texas Boundary

Regional Boundary

County Boundary

Region Headquarters

0 20 40 60 80 Miles

Kelly Clausius CRF 020710153

Scale: 1 : 1,550,000

1:1,552,762

Amarillo

Lubbock

Abilene

Arlington

Tyler

El Paso

Midland

San Angelo

Waco

Beaumont

Austin

Houston

San Antonio

Corpus Christi

Harlingen

Laredo

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