Hillsborough, Town of
Water Department
1600 Floribunda Avenue
Hillsborough, California 94010-6498
Phone: (650) 375-7402 Fax: (650) 375-7444
Service Area
The Town of Hillsborough, located in central San Mateo County, is a single family residential community zoned for residential estates. The Town’s service area includes the Town of Hillsborough and portions of unincorporated San Mateo County.
System
Profile
|
Area Size |
6.25 square miles |
|
Service Population |
11,766 |
|
Number of Accounts |
4,304 |
|
Number of SF RWS Connections |
9 Turnouts, 12 meters |
|
Connections To SF RWS Mains |
Crystal Springs #2, Sunset Pipeline |
|
Avg. Day Demand (mgd) |
2.17 |
|
Avg. Day Purchases From SF RWS (mgd) |
2.17 |
|
% Demand Met With SF RWS Supplies |
100.0% |
|
Maximum Local Water Production (mgd) |
0 |
|
Alternative Supply Sources |
None |
|
Interties With Other Agencies |
Burlingame, CWS - San Mateo |
|
Local Storage (mg) |
8.29 (max capacity) |
|
Days of Storage |
2.2 - All zones can meet the 8 hr criteria either separately or by pumping from zones with excess capacity. |
Summary
The Town of Hillsborough purchases all of its water from the SF RWS via 12 meters in 9 turnouts located off San Francisco's Sunset and Crystal Springs #2 supply lines, which provide potable water to customers in 5 pressure zones.
The Town owns and operates its own water utility. The distribution system consists of 16 pressure zones, 14 pump stations, 18 storage tanks, and 107 miles of mains.
There are no wells or alternate sources within the district.
Water Supply and Demand
|
Supply by Source 1 |
Actual |
Actual |
Actual |
Actual |
|
San Francisco Water |
1,314,680 |
1,141,504 |
1,000,717 |
1,057,159 |
|
Resale SF RWS (CWS) |
0 |
0 |
0 |
0 |
|
Local Groundwater |
0 |
0 |
0 |
0 |
|
Surface Water |
0 |
0 |
0 |
0 |
|
Recycled Water |
0 |
0 |
0 |
0 |
|
Other |
0 |
0 |
0 |
0 |
|
Total |
1,314,680 |
1,141,504 |
1,000,717 |
1,057,159 |
|
mgd equivalent |
2.69 |
2.34 |
2.05 |
2.17 |
|
|
|
|
|
|
|
Demand by Sector 2 |
|
|
|
|
|
Residential |
1,218,782 |
1,058,579 |
896,796 |
943,891 |
|
Commercial/Industrial |
4,193 |
3,998 |
3,949 |
4,079 |
|
Institutional/Other |
16,094 |
13,917 |
12,201 |
15,782 |
|
Dedicated Irrigation |
28,830 |
33,112 |
31,453 |
29,386 |
|
Non-Revenue Water |
46,781 |
31,898 |
56,318 |
64,021 |
|
Total |
1,314,680 |
1,141,504 |
1,000,717 |
1,057,159 |
|
mgd equivalent |
2.69 |
2.34 |
2.05 |
2.17 |
|
|
|
|
|
|
|
Per Capita Use |
Actual |
Actual |
Actual |
Actual |
|
Residential |
219 |
190 |
159 |
164 |
|
Gross |
236 |
205 |
177 |
184 |
Note: Some minor population and water supply errors were discovered in FYs 08-10, and have not been corrected here. These errors are not significant, and corrected data can be provided by the Town of Hillsborough on request. |
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Facilities and Distribution
Storage Reservoirs
|
Designation |
Type |
Capacity (gallons) |
|---|---|---|
|
Forest View Tank 1 |
Steel |
280,000 |
|
Forest View Tank 2 |
Steel |
675,000 |
|
Skyfarm II Tank 1 |
Steel |
65,000 |
|
Skyfarm II Tank 2 |
Steel |
65,000 |
|
Skyfarm III Tank 1 |
Steel |
700,000 |
|
Skyfarm III Tank 2 |
Steel |
700,000 |
|
Darrell Tank 1 |
Steel |
500,000 |
|
Darrell Tank 2 |
Steel |
500,000 |
|
Darrell Tank 3 |
Steel |
1,000,000 |
|
El Arroyo Tank 1 |
Steel |
516,000 |
|
El Arroyo Tank 2 |
Steel |
516,000 |
|
Major Hayes Tank |
Steel |
250,000 |
|
Vista Tank |
Steel |
350,000 |
|
Marlborough Tank 1 |
Steel |
250,000 |
|
Marlborough Tank 2 |
Steel |
350,000 |
|
Tournament Tank 1 |
Steel |
600,000 |
|
Tournament Tank 2 |
Steel |
600,000 |
|
Total |
|
7,917,000 |
Interties
|
Name |
No. |
Diameter |
|
CWS -San Mateo |
4 |
2*, 6, 6, 8 |
|
Burlingame |
3 |
6, 8, 10 |
|
*2-inch galvanized steel pipe is considered non-functional as an intertie. |
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