Representing Your
Voice Since 2003
A short video about BAWSCA (created in 2018) and the results it delivered during its first 15 years for the 1.8 million residents and over 40,000 businesses in Alameda, San Mateo, and Santa Clara counties whose water interests it represents under California state law.
Annual Survey
For FY 2023-24, total water demand in the BAWSCA service area from all sources was 184.77 million gallons per day (mgd). Average residential per capita water use was 57.16 gallons per capita per day.
Conservation Programs
Save water and protect the environment! BAWSCA offers a variety of rebates and programs to help Bay Area water users become more water efficient inside the home and outdoors. For water-wise gardening, visit Bay Area Water Wise Gardening.
Find rebates and vouchers available in your area or sign up for a free landscape workshop.
Service Area
BAWSCA provides regional water supply planning, resource development, and conservation program services for 26 cities, water districts, and private utilities in San Mateo, Santa Clara, and Alameda County.
Our member agencies provide water service to 1.8 million residents and over 40,000 commercial, industrial, and institutional accounts.
Representing Your
Voice Since 2003
A short video about BAWSCA (created in 2018) and the results it delivered during its first 15 years for the 1.8 million residents and over 40,000 businesses in Alameda, San Mateo, and Santa Clara counties whose water interests it represents under California state law.
Annual Survey
For FY 2023-24, total water demand in the BAWSCA service area from all sources was 184.77 million gallons per day (mgd). Average residential per capita water use was 57.16 gallons per capita per day.
Contact
Bay Area Water Supply and
Conservation Agency
155 Bovet Road, Suite 650
San Mateo, California 94402
(650) 349-3000 telephone
(650) 349-8395 fax
bawsca@bawsca.org
Upcoming Events
- BAWSCA Board Policy Committee Meeting, August 13, 2025 1:30pm
- BAWSCA Board of Directors Meeting, July 17, 2025, 6:30 PM
- Bring Back the Natives Garden Tour - Online - April 5 & 6 from 10:00am-3:00
- Bring Back the Natives Garden Tour - Native Plant Extravaganzas - March 15
Classes/Workshops
- July 19 - Bloom & Thrive: Creating a Native Pollinator Garden
- August 23 - Creating a Water-Efficient Edible Garden
- August 30 - Water Efficient Edible Gardens
News
Contact
Conservation Agency
155 Bovet Road, Suite 650
San Mateo, California 94402
(650) 349-3000 telephone
(650) 349-8395 fax
bawsca@bawsca.org