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Gridcensus

Castle Creek Hydroplant

Brownfield

Pitkin County, Colorado · WECC

DC Readiness
51.1
Fair / 100

Castle Creek Hydroplant is a brownfield datacenter candidate site in Pitkin County, Colorado, interconnecting through WECC. It screens at 51.1/100 DC Readiness with a catalogued 1 MW of candidate capacity and a 1.7 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationASPEN
Substation distance2.2 mi
Substation voltage115 kV
Available capacity1 MW
Utility commercial rate0.11¢/kWh
UtilityCITY OF ASPEN- (CO)not available

Speed to power

Interconnection outlookFavorable
≈ 1.0 yrs typical interconnection wait

Shorter queues and healthier completion here — a faster path to energization than the national norm.

ISO / RTO regionWECC
Queue depth34
Avg queue wait1.7 yrs
Recent queue wait1.0 yrs
Completion rate17%
Withdrawal rate84%

Connectivity

Nearest IXPColoradoColo - Lakewood (LKWD)
IXP distance98.5 mi
Fiber providers3
Fiber coverage2.4%
Nearest cloud providerGCP
Nearest cloud regionus-west3
Cloud region distance288.7 mi

Site characteristics

Site typeBrownfield
Parcel ownerCity Of Aspen
Land contactState Environmental Cleanup Program
Parcel APN273512300853
Land owner typeprivate
Buildability75.0/100
Former usehydro
Existing capacity1 MW

Risk & environment

Environmental constraintLow (30/100)
Flood zoneZone X
Water stress (WRI)3.20
Wetlands (NWI)Clear
Critical habitatClear
Superfund nearbyPresent
Superfund siteCITY OF ASPEN
Hazard sub-score65/100
Construction cost index161.1 (avg 100)

Location context

Nearest datacenterColoradoColo - Lakewood (LKWD)
DC distance98.5 mi
Nearest rail9.8 mi
Nearest gas pipeline3.6 mi
Nearest fiber route109.9 mi
County hazard (FEMA NRI)Relatively Moderate (25)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity10.84¢/kWh
Industrial electricity9.10¢/kWh
Cooling degree days700
Heating degree days6,200
Land price / acre$16,058

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

Incentive detail: Enterprise Zone sales tax exemptions; broadband equipment tax credit.

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%
30
Speed to power20%
48
Fiber connectivity12%
40
Energy cost10%
89
Water risk7%
36
Natural hazard6%
65
Buildability7%
75
Labor market4%
50
DC cluster4%
20
Land / acreage3%
69
Construction cost3%
16
Gas pipeline2%
88
Tax incentive1%
100
Climate / cooling1%
90

Nearby comparable sites

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

Sites near Castle Creek Hydroplant
SiteTypeVoltageCapacityQueue waitScore
BASALTSubstation-Adjacent230 kV300 MW6.9 yrs56.0
HOPKINSSubstation-Adjacent230 kV300 MW6.9 yrs55.7
EC Coal Pitkin CountyGreenfield——1.7 yrs53.9
EC Coal Pitkin CountyGreenfield——1.7 yrs53.6
CARBONDALESubstation-Adjacent115 kV100 MW6.9 yrs51.6
CRYSTALSubstation-Adjacent115 kV100 MW6.9 yrs51.6
UNKNOWN203776Substation-Adjacent115 kV100 MW6.9 yrs51.5
GISSubstation-Adjacent115 kV100 MW6.9 yrs51.1

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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