Utilities & Infrastructure in San Dimas, CA

Water systems, internet access, and utility services

Internet & Broadband Access

Source: Census ACS

Broadband Access

88.9%

of households

Cable / Fiber / DSL

77.7%

of households

No Internet

10.1%

of households

Total Households

12,236

Internet Subscription Types

Cable, Fiber, or DSL

77.7%

Cellular Data Plan

84.3%

Satellite

8.3%

Cellular Only (no wired)

9.2%

No Internet Access

10.1%

Device Ownership

Source: Census ACS

Has Computer

94.9%

of households

Smartphone

90.1%

of households

Desktop / Laptop

84.7%

of households

Tablet

71.7%

of households

Any Computing Device

94.9%

Smartphone

90.1%

Desktop / Laptop

84.7%

Tablet

71.7%

Smartphone Only

6.3%

No Computer

5.1%

Percentage of households with each device type. Data from the U.S. Census Bureau ACS (2023 5-year estimates, tables B28001 & B28002).

Water Systems

Source: EPA SDWIS

Water Systems

Population Served

203,277

Violations (5yr)

System Name	Type	Source	Pop. Served
GSWC-SAN DIMAS	Community	Purchased surface water	56,538
GSWC - CLAREMONT	Community	Purchased surface water	39,730
FORT BLISS MAIN POST AREA	Community	Ground water	28,000
GSWC-SOUTH ARCADIA	Community	Ground water	27,072
GSWC-SOUTH SAN GABRIEL	Community	Purchased surface water	26,240
EAST BIGGS WATER SYSTEM	Community	Purchased surface water	15,000
GSWC - CALIPATRIA	Community	Purchased surface water	7,363
FORT BLISS BIGGS ARMY AIRFIELD	Community	Ground water	2,961
GOLDEN STATE WATER MORONGO DELNORTE	Community	Ground water	373

88.9% of households in San Dimas have broadband internet access. 77.7% have cable, fiber, or DSL service. 9.2% rely solely on cellular data without a wired connection. 10.1% of households have no internet access. 6.3% use only a smartphone without a desktop or laptop. The area is served by 9 water systems, providing water to 203,277 people. No water quality violations have been reported in the past 5 years.