DBP
- Disinfection Byproducts
- Disinfection byproducts or DBPs, are chemicals that are formed when organic carbon reacts with chlorine, a chemical used to disinfect water against pathogenic organisms.
- Answers to Questions about the Stage 2 Disinfection Byproducts Rule
- Commonly requested information regarding the 2005 Stage 2 Disinfection Byproducts Rule (DBP2) promulgated by EPA
- Relative Risk to Public Water System Customers from Disinfection Byproducts
- Explains the relative risk to Public Water System Customers from Disinfection Byproducts.
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Is My Public Water System Affected by the DBP2 and LT2 Rules?
- Use this list to find out whether TCEQ data have assigned your PWS to the correct group for implementation of the new Disinfection Byproduct Stage 2 and Long Term 2 rules.
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Disinfection Byproduct (DBP) Information
- General questions and answers.
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Initial DBP2 Notification Letter
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DBP Sampling Site Locations
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Stage 2 Disinfection Byproduct Rule Compliance Timetables
- DBP2 and LT2 Training Opportunities
- How to register for webcasts, teleconferences, and other events set up to provide training on the Stage 2 Disinfection Byproduct Rule (DBP2) and Long Term 2 Rule (LT2).



