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You are here: Home / Toxicology / Air Pollutant Watch List / Air Pollutant Watch List Successes

Air Pollutant Watch List Successes

This page contains the pollutants and areas of concern that have been removed from the TCEQ's Air Pollutant Watch List.

The TCEQ has used the APWL process to address areas of concern and delist pollutants and/or areas from the APWL. The following table shows the pollutants and/or areas where ambient concentrations have been successfully reduced to levels that are no longer of potential concern.

magnifying glassClick here to view the active Air Pollutant Watch List areas.

Files linked from this page are in Portable Document Format (PDF) Adobe Acrobat PDF Document.
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APWL Map

County

City

TCEQ Region

Year Added

Pollutant of Interest

Year
Removed

Supporting Documentation

APWL0401

Dallas

Dallas

4

2004

nickelExit the TCEQ

2016

June 2016 Proposed Delisting
No Comments Submitted

APWL0701

Ector

Odessa

7

2001

ethylene

2007

No Comments Submitted

APWL1002

Jefferson

Beaumont

10

2002

hydrogen sulfideExit the TCEQ

2009

Public Comments

APWL1002

Jefferson

Beaumont

10

2004

benzeneExit the TCEQ

2010

Public Comments

New InformationAPWL1002

Jefferson

Beaumont

10

2003

sulfur dioxideExit the TCEQ

2016

New InformationAugust 2016 Proposed Delisting
and
New InformationPublic Comments

APWL1003

Jefferson

Port Arthur

10

2001

benzeneExit the TCEQ

2014

August 2013 Proposed Delisting
and
Public Comments

APWL1004

Jefferson

Port Neches

10

1996

1,3 butadieneExit the TCEQ

2009

Public Comments

APWL1101

Bastrop

Bastrop

11

2007

hydrogen sulfideExit the TCEQ

2012

December 2011 Proposed Delisting
No Comments Submitted

December 2011 Q and A

January 2010 Determination

APWL1202

Galveston

Texas City

12

2001

acroleinExit the TCEQ
butyraldehyde
valeraldehyde

2010

No Comments Submitted

APWL1202

Galveston

Texas City

12

2003
2004

benzeneExit the TCEQ
hydrogen sulfide

2014

Public Comments

APWL1202

Galveston

Texas City

12

2001

propionaldehyde

2016

June 2016 Proposed Delisting
and
Public Comments

APWL1203

Galveston

Texas City

12

2004

benzeneExit the TCEQ

2007

Public Comments

APWL1204

Harris

Lynchburg Ferry Area

12

2003

styreneExit the TCEQ

2014

July 2013 Proposed Delisting
and
Public Comments

May 2011 Boundary Proposal
and
Public Comments

APWL1204

Harris

Lynchburg Ferry Area

12

2002

benzeneExit the TCEQ

2010

Public Comments

APWL1207

Harris

Houston (Milby Park area)

12

1999

1,3 butadieneExit the TCEQ

2009

Public Comments

APWL1401

Calhoun

Point Comfort

14

2004

1,2 dichloroethaneExit the TCEQ

2007

No Comments Submitted

APWL1402

Nueces

Corpus Christi

14

1998

benzeneExit the TCEQ

2010

No Comments Submitted