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Gridcensus

Phillips 66 Carbon Plant

Brownfield

Contra Costa County, California · CAISO

DC Readiness
55.5
Good / 100

Phillips 66 Carbon Plant is a brownfield datacenter candidate site in Contra Costa County, California, interconnecting through CAISO. It screens at 55.5/100 DC Readiness with a catalogued 27 MW of candidate capacity and a 5.7 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationUNION CHEMICAL
Substation distance0.1 mi
Substation voltage60 kV
Available capacity27 MW
LMP zoneCAISO_NP15
Wholesale LMP$16.53/MWh
Utility commercial rate0.30¢/kWh
UtilityPACIFIC GAS & ELECTRIC CO.investor ownedrestrictive to large load · terms ≥ 50 MW

Speed to power

Interconnection outlookModerate
≈ 3.0 yrs typical interconnection wait

Middle-of-the-pack interconnection conditions for this grid.

ISO / RTO regionCAISO
Queue depth227
Avg queue wait5.7 yrs
Recent queue wait3.0 yrs
Completion rate11%
Withdrawal rate89%

Connectivity

Nearest IXPEvocative Emeryville (EM1)
IXP distance12.2 mi
Fiber providers6
Fiber coverage42.5%
Nearest cloud providerAzure
Nearest cloud regionwestus
Cloud region distance19.1 mi

Site characteristics

Site typeBrownfield
Land contactState Environmental Cleanup Program
Land owner typeprivate
Buildability80.0/100
Land cover (NLCD)Grassland/Herbaceous
Former useoil
Existing capacity27 MW
Retirement date2023-01-01

Risk & environment

Environmental constraintModerate (55/100)
Flood zoneZone X
Water stress (WRI)3.80
Wetlands (NWI)Clear
Critical habitatPresent
Superfund nearbyPresent
Superfund sitePHILLIPS 66 COMPANY RODEO CARBON PLANT
Hazard sub-score22/100
Construction cost index127.7 (avg 100)

Location context

Nearest datacenterOpen Computing Facility
DC distance10.3 mi
Nearest rail0.2 mi
Nearest gas pipeline1.6 mi
Nearest fiber route0.3 mi
County hazard (FEMA NRI)Relatively High (48)
DC tax incentiveNo
Commercial electricity29.96¢/kWh
Industrial electricity22.93¢/kWh
Cooling degree days1,000
Heating degree days2,500
Land price / acre$9,199

Regulatory climate

Moderatestate posture · as of 2026-08

No notable statewide DC restriction on record; confirm local zoning and utility tariffs.

DC tax incentiveNo / suspended

Site location

◆ Loading map…
≥ 7560–7540–60≤ 40
This site + 8 nearby

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Full DC Readiness breakdown

All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.

Power availability20%
43
Speed to power20%
47
Fiber connectivity12%
78
Energy cost10%
63
Water risk7%
53
Natural hazard6%
22
Buildability7%
80
Labor market4%
50
DC cluster4%
95
Land / acreage3%
58
Construction cost3%
44
Gas pipeline2%
95
Tax incentive1%
0
Climate / cooling1%
75

Nearby comparable sites

Other scored datacenter candidate sites in Contra Costa County, ranked by DC Readiness.

Sites near Phillips 66 Carbon Plant
SiteTypeVoltageCapacityQueue waitScore
EMBARCADEROSubstation-Adjacent230 kV300 MW8.2 yrs59.5
BAHIASubstation-Adjacent230 kV300 MW8.2 yrs56.2
SOBRANTESubstation-Adjacent230 kV300 MW8.2 yrs55.9
MORAGASubstation-Adjacent230 kV300 MW8.2 yrs55.9
TECHNICAL ECOLOGICAL S. R. RESEARCH CENTERSubstation-Adjacent230 kV300 MW8.2 yrs55.4
ROSSMOOR TAP 2Substation-Adjacent230 kV300 MW8.2 yrs55.4
ROSSMOORSubstation-Adjacent230 kV300 MW8.2 yrs55.4
TESOROSubstation-Adjacent230 kV300 MW8.2 yrs55.0

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.

Go deeper than the public screen

This page shows a public slice of the GridCensus dataset for Phillips 66 Carbon Plant, Contra Costa County. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.