DC Water and Sewer Authority

Cross-Connection Control

WASA’s Cross-Connection Program is administered within the District of Columbia Water and Sewer Authority’s Water Quality Division. All correspondence to the Cross-Connection Program Office must be mailed to
3900 Donaldson Place
NW Washington DC 20016

Questions and comments may be telephoned at 202-612-3440 between the hours of 8:00 am and 4:30pm Monday through Friday, or email CrossConnection@dcwasa.com

	Title 21 DCMR, Chapter 54 Cross-Connection Ordinance Full text of the DC ordinance providing the authority and scope of the Cross-Connections program.
	Cross-Connection Control Manual of Practice Official description of the Cross-Connection Program’s policies and procedures
	Certified Testers List of certified testers for the District of Columbia
	Tester Certification Classes Classes which meet the Cross-Connection Program’s certification requirements
	Forms Available for Download Backflow Prevention Assembly & Maintenance Report - Annual form to be filed with the Cross-Connection Program Cross-Connection Survey Form - Existing Buildings Backflow Prevention Assembly Installation Form - New construction/major renovation form Backflow Prevention Assembly Tag Description - Suggested information for assembly tags
	Frequently Asked Questions Questions and answers about DC’s Cross-Connection program
	Information on Thermal Expansion