1. Search Our Question/Answer Database
Find an answer or ask a question about drinking water and ground water programs authorized under the Safe Drinking Water Act.
2. Ask Questions, Submit Comments
Call the Safe Drinking Water Hotline toll free Monday through Friday, 10:00 am to 4:00 pm eastern time (except Federal holidays) at 1-800-426-4791 to answer your questions, or submit comments about local drinking water quality; drinking water standards; public drinking water systems; source water protection; large capacity residential septic systems; commercial and industrial septic systems; injection wells; and drainage wells. Local calls or International calls at (703) 412-3330.
3. Technical Problems On Our Web Site?
If you want to report a broken link, or you are experiencing technical problems with OGWDW's web site like downloading files, please contact the webmaster.
4. Contact the Office of Ground Water and Drinking Water
Office of Ground Water and Drinking Water (4601)
Ariel Rios Building
1200 Pennsylvania Avenue, NW
Washington, DC 20460-0003
Phone and Fax:
Addresses for EPA staff take the form of firstname.lastname@example.org.