EC Near Richmond Cogen
GreenfieldContra Costa County, California · CAISO
At a glance
EC Near Richmond Cogen is a greenfield datacenter candidate site in Contra Costa County, California, scoring 46.4/100 DC Readiness — 69th of 222 scored sites in the county. It sits in the CAISO grid region and the PACIFIC GAS & ELECTRIC CO. service territory, where interconnection has averaged 7.6 years from request to operation.
Power & interconnection
Speed to power
Deep queue and long historical waits — plan for a multi-year interconnection timeline and engage the utility early.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Site location
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How does EC Near Richmond Cogen compare with other sites in Contra Costa County?
EC Near Richmond Cogen ranks 69th of 222 scored candidate sites in Contra Costa County. Its 46.4/100 is roughly in line with the county average of 47.3. It is roughly in line with the California average of 45.4 and about 13% below the national average of 53.2.
Against the California average, its strongest sub-score is water (54 vs 27) and its weakest is natural hazard (27 vs 51). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is EC Near Richmond Cogen to power, fiber and other datacenters?
The nearest located transmission bottleneck is 30750_MOSSLD _230_30797_LASAGUIL_230_BR_1 _1 (CAISO), 11 miles away. For connectivity, the nearest internet exchange facility is The Mission Street Center at 7.6 miles. 6 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is The Mission Street Center, 7.6 miles away.
What are the flood, water and hazard risks at EC Near Richmond Cogen?
The site is in FEMA flood zone AE, a Special Flood Hazard Area — land with at least a 1% annual chance of flooding. WRI rates baseline water stress at 3.80 on a 0–5 scale. No mapped wetlands are recorded on the parcel. A Superfund site is nearby (THE HILARITA). At the county level, FEMA's National Risk Index rates Contra Costa County "Relatively High".
Full DC Readiness breakdown
All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.
Nearby comparable sites
Other scored datacenter candidate sites in Contra Costa County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| EMBARCADERO | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 59.8 |
| BAHIA | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 56.5 |
| SOBRANTE | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 56.5 |
| MORAGA | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 56.4 |
| TECHNICAL ECOLOGICAL S. R. RESEARCH CENTER | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 56.0 |
| ROSSMOOR | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 56.0 |
| ROSSMOOR TAP 2 | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 56.0 |
| TESORO | Substation-Adjacent | 230 kV | 300 MW | 7.6 yrs | 55.6 |
EC Near Richmond Cogen: common questions
What is the DC Readiness score of EC Near Richmond Cogen?
EC Near Richmond Cogen scores 46.4/100 on the GridCensus DC Readiness scale, rated fair. It ranks 69th of 222 scored sites in Contra Costa County. The Contra Costa County average is 47.3 and the California average is 45.4.
Which electric utility serves EC Near Richmond Cogen?
PACIFIC GAS & ELECTRIC CO. (investor owned) holds the retail service territory that contains the site; its holding company is PACIFIC GAS & ELECTRIC CORPORATION.
What grid region is EC Near Richmond Cogen in?
EC Near Richmond Cogen is in the CAISO region. Projects interconnecting there have averaged a 7.6-year wait from queue request to operation.
Is EC Near Richmond Cogen in a flood zone?
The site is in FEMA flood zone AE, a Special Flood Hazard Area — land with at least a 1% annual chance of flooding.
Who owns EC Near Richmond Cogen?
Parcel records list the owner as PACIFIC GAS & ELECTRIC COMPANY (private land).
How far is EC Near Richmond Cogen from an internet exchange?
The nearest internet exchange facility is The Mission Street Center, about 7.6 miles away; 6 fiber providers report service at the location.
Related pages
About this data
Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published October 10, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “EC Near Richmond Cogen, Contra Costa County, CA”, https://gridcensus.com/datacenter-sites/california/contra-costa-county/ec-near-richmond-cogen-0076e5c8 (data as of October 10, 2026).
Dataset updated . Screening estimates derived from public data sources.
Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.
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