Office Location
South Mesa Water Company
391 West Avenue L
Calimesa, CA 92320

Hours of Operation
Monday through Friday
8:00 a.m. to 4:00 p.m.

Mailing Address
South Mesa Water Company
P.O. Box 458
Calimesa, CA 92320-0458

Phone
(909) 795-2401 – available 24 hours

Fax
(909) 795-5299

Email Address
General office questions and information
info@southmesawater.com

Other Contacts
David Armstrong (General Manager)
(909) 795-2401
darmstrong@southmesawater.com

Bonnie Hernandez (Office Manager)
(909) 795-2401
bhernandez@southmesawater.com

Rich McKenzie (Back Flow Devices I Cross-Connection Control Specialist)
(951) 398-6051

Board of Directors
(909) 795-2401
board@southmesawater.com