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Dirt, Sand, and Rock Quarries and Aggregate Processing Plants: Compliance Resources

If you own or operate a rock quarry, gravel pit, borrow pit, or similar aggregate production operation, use these resources to understand the environmental rules you must follow. These resources will also help you understand the rules for rock crushers, concrete crushers, and other aggregate processing operations.

Registration | Air | Water | Waste | Tools | Additional Help

APO Registration

30 Texas Administrative Code, Chapter 342Exit the TCEQ requires commercial APOs to:

  • register with TCEQ and renew registration annually;
  • pay registration fees; and
  • undergo inspection every three years.
  • cancel registration when operations cease

For additional information on registering your operation, visit APO Registration. Exemptions from this rulemaking can be found in Chapter 342.1(1)Exit the TCEQ.

Effective September 1, 2016, facilities that only process aggregates (aka processing plants) are not required to register as an APO!

You may search your APO registration information by Regulated Entity Reference Number (RN), Customer Reference Number (CN), or APO registration number on the APO Registration Search page.

Air

Rock and Concrete Crushers — If your facility includes a rock or concrete crusher, you must register it under one of these standard permits:

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Water

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Waste

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Compliance Overview Tools

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Small Business and Local Government Assistance

TCEQ's Small Business and Local Government Assistance section offers free, confidential help to small businesses and local governments working to follow state environmental regulations. Call us at (800) 447-2827 or visit our webpage at TexasEnviroHelp.org.