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Amazon Web Services US West 1 (N. California, San Jose)

B

Silicon Valley / Bay Area, California, US · US · Amazon Web Services (Amazon.com Inc.)

OperationalAI-Capable HyperscaleVerified

Environment

Water Stress
highA

WRI Aqueduct 4.0, 2023, 2023

Aquifer Stress
Not DisclosedND
Grid Carbon Intensity
218 gCO₂/kWhA

EPA eGrid 2022, CAMX subregion, 2022

Grid RegionWECC California (CAMX)
Drought Risk
high

NOAA Palmer Drought Severity Index, 2023

Environmental Review
approved

Santa Clara County, California permit records

Facility

CompanyAmazon Web Services (Amazon.com Inc.)
CategoryAI-Capable Hyperscale
StatusOperational
Year Opened2011
Capacity
120 MWD

Capacity estimated from two-AZ Santa Clara / San Jose campus; AWS us-west-1 launched September 2011. Amazon does not disclose facility-level capacity.

Location
37.3800, -121.9200 · US
RegionSilicon Valley / Bay Area, California, US
Research statusVerified
Last verified2026-06-01

Evidence (1 source)

Amazon Web Services US West Region Now Available from Northern CaliforniaHigh trust
Journalism2011-09-06Amazon Web Services

Confirms September 2011 launch and San Jose / Northern California location of AWS us-west-1.

AWS US West (N. California) Region launched with two Availability Zones in the San Jose / Santa Clara area in September 2011.

Community

Documented water concerns

Santa Clara Valley Water District monitors large industrial water users including data centers as part of mandatory conservation programs; disclosed in Valley Water annual reliability reports (2021–2023).

Community flags document events recorded in public sources. They do not imply causal attribution or ongoing harm.

← Back to mapRecord updated 2026-06-01