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Laws & Regulations

Texas SIP: 30 TAC 114.312-114.319. Low Emission Diesel; SIP effective 2008-11-24 to 2013-07-04

Texas SIP: 30 TAC 114.312-114.319. Low Emission Diesel; SIP effective 2008-11-24 to 2013-07-04
Texas, Houston/Galveston Area, Ozone, Post-1996 Rate-of-Progress Plan Summary

Texas, Houston/Galveston Area, Ozone, Post-1996 Rate-of-Progress Plan Summary
Texas SIP: 30 TAC 116.110-116.116. Permit Application; SIP effective 2007-10-29

Texas SIP: 30 TAC 116.110-116.116. Permit Application; SIP effective 2007-10-29
Texas SIP: 30 TAC 116.03. Consideration for Granting a Permit to Construct and Operate; SIP effective 1997.10.20 TXc102

Texas SIP: 30 TAC 116.03. Consideration for Granting a Permit to Construct and Operate; SIP effective 1997.10.20 TXc102
Texas SIP: 30 TAC 116.12. Nonattainment and Prevention of Significant Deterioration Review Definitions; SIP effective 2012-01-27 (TXd132) to 2012-11-25

Texas SIP: 30 TAC 116.12. Nonattainment and Prevention of Significant Deterioration Review Definitions; SIP effective 2012-01-27 (TXd132) to 2012-11-25
Texas SIP: 30 TAC 101.01. Definitions; SIP effective 2011-01-10 (TXd120) to 2012-01-26

Texas SIP: 30 TAC 101.01. Definitions; SIP effective 2011-01-10 (TXd120) to 2012-01-26
Texas SIP: 30 TAC 116.110-116.116. Permit Application; SIP effective 2003-12-15

Texas SIP: 30 TAC 116.110-116.116. Permit Application; SIP effective 2003-12-15
Texas SIP: 30 TAC 116.140-116.143: Permit Fees

Texas SIP: 30 TAC 116.140-116.143
Texas, Dallas/Fort Worth Area, Ozone, Fifteen Percent Rate-of-Progress (15% ROP) Plan Summary

Texas, Dallas/Fort Worth Area, Ozone, Fifteen Percent Rate-of-Progress (15% ROP) Plan Summary
Texas SIP: 30 TAC 116.110-116.116. Permit Application; SIP effective 2002.10.18

Texas SIP: 30 TAC 116.110-116.116. Permit Application; SIP effective 2002.10.18
Protection of Wetlands (Executive Order 11990)

Text of Executive Order no. 11990, May 24, 1977.
Texas SIP: 30 TAC 117 Table in 40 CFR 52.2270(c) updated 2004.04.26

Texas SIP: 30 TAC 117 Table in 40 CFR 52.2270(c) updated 2004.04.26
Yazoo Backwater Area Pumps Project

Documents related to the Yazoo Backwater Area Pumps Project.
TRI Data Quality Process

Overview of the process involved in ensuring the quality of TRI data.
Region 5 Drinking Water Monitoring Trigger Levels

Reviewed and revised, as needed, EPA Region 5 Semivolatile Organic Contaminant (SOC) trigger levels for drinking water monitoring established in July 2006.
Data Requirements for Pesticide Registration

In evaluating a pesticide registration application, we assess a wide variety of potential human health and environmental effects associated with use of the product. Learn about these data requirements.
Section 401 of the Clean Water Act

Section 401 of the Clean Water Act
Certification Programs for Section 608 Technicians

Provides links to companies that are EPA-approved Section 608 technician certification testing organizations.
Addition of a Nonylphenol Category

EPA has added a nonylphenol category to the TRI chemical list. Nonylphenol is highly toxic to aquatic organisms and has been found in natural waters.
Reporting and Recordkeeping

EPA has issued a final rule under the AIM Act to phase down the production and import of hydrofluorocarbons (HFCs).

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