Howell Mountain Mutual
Water Company
P.O. Box 9
Angwin, CA 94508
Office Phone: 707.965.2205 - Fax: 707.965.2655
email: hmmwco@napanet.net
Office hours: M-F 10:00 -4:00 pm
Water Company
P.O. Box 9
Angwin, CA 94508
Office Phone: 707.965.2205 - Fax: 707.965.2655
email: hmmwco@napanet.net
Office hours: M-F 10:00 -4:00 pm
Regular Meeting
of the Board of Directors
Thursday, February 23rd - 6:30 pm
Located at the HMMWC Office - 1100 Friesen Drive, Angwin
Regular Meeting
of the Board of Directors
Thursday, February 23rd - 6:30 pm
Located at the HMMWC Office - 1100 Friesen Drive, Angwin
The lakes are spilling!!!
We are 100% capacity in all lakes.
We will be ending the "Tier Rate" for the
December 16-January 15 billing cycle.
Thank you for your understanding and support during the recent conservation periods...
Please go to our Payments Tab
for Credit Card Payments. The portal has been fixed.
Invitation for Bid
Project Title: Deer Park Pipe Replacement
IFB Number: DP-110022
Project is for replacement of approximately 4000 feet of 4 inch water main located in Deer Park, CA
Full IFB and Proposal Submittal Details Below.

Invitation for Bid-Deer Park Pipe Replacement .pdf | |
File Size: | 38675 kb |
File Type: |
It has come to our attention that, due to our USE PERMIT, we cannot accept payments at our office. We have a payment drop box at the Howell Mountain Market located to the left as you walk into the main entrance. We also accept Credit Card Payments, and you can sign up for ACH Auto Payments (go to the forms tab)!!!