Contact Info

CMSD is open Monday - Friday

Hours:
Monday - Thursday
7:30 a.m. to 4:30 p.m.
Every other Friday
7:30 a.m. to 3:30 p.m. 
See Calendar for Friday closures.

Location

Costa Mesa Sanitary District
290 Paularino Avenue
Costa Mesa, CA 92626

Phone

During Office Hours:
(949) 645-8400

After Hours SEWER EMERGENCY:
C&R Drains (714) 641-1545

General Questions

Contact Form

Send an Email. All fields with an asterisk (*) are required.