The California Integrated Water Quality System (CIWQS) has maintenance scheduled on 10/9/2026 from 5:00 PM to 10/10/2026 at 12:00 PM. The application may be unavailable during this time.

If you have questions please contact the CIWQS Help Center at:

E-mail: ciwqs@waterboards.ca.gov

Phone: 866-79-CIWQS (24977)
Monday through Friday (excluding State Holidays)
8:00 a.m. - 5:00 p.m.