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Gridcensus

Substation-Adjacent site at 29.367, -94.965

Substation-Adjacent

Galveston County, Texas · MISO

DC Readiness
54.6
Fair / 100

At a glance

Substation-Adjacent site at 29.367, -94.965 is a substation-adjacent datacenter candidate site in Galveston County, Texas, scoring 54.6/100 DC Readiness — 25th of 94 scored sites in the county. Its nearest substation is UNKNOWN302225 (0 mi, 138 kV). It sits in the MISO grid region and the ENTERGY TEXAS INC. service territory, where interconnection has averaged 3.5 years from request to operation. GridCensus catalogs 100 MW of candidate capacity here.

Power & interconnection

Nearest substationUNKNOWN302225
Nearest grid bottleneckMDOPHR99_A · 14 km (ERCOT)
Substation distance0.0 mi
Substation voltage138 kV
Available capacity100 MW
UtilityENTERGY TEXAS INC.investor ownedfavorable to large load · terms ≥ 50 MW

Speed to power

Interconnection outlookModerate
≈ 3.5 yrs typical interconnection wait

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

ISO / RTO regionMISO
Queue depth24
Avg queue wait3.5 yrs
Recent queue wait3.5 yrs
Completion rate29%
Withdrawal rate71%

Connectivity

Nearest IXPNetrality Houston - 1301 Fannin
IXP distance35.9 mi
Fiber providers9
Fiber coverage72.5%

Site characteristics

Risk & environment

Environmental constraintNone (0/100)
Water stress (WRI)Medium-High
Wetlands (NWI)—
Critical habitat—
Superfund nearby—
Hazard sub-score45/100

Location context

Nearest datacenterRice Data Center
DC distance35.1 mi
County hazard (FEMA NRI)Very High (55)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity9.60¢/kWh
Industrial electricity5.87¢/kWh
Cooling degree days2,600
Heating degree days1,800
Land price / acre$15,245

Regulatory climate

Favorablestate posture · as of 2026-08

No statewide moratorium, but since Aug 3, 2026 ERCOT has paused approvals to energize new datacenter and crypto loads ≥75 MW pending an audit due Dec 10, 2026. SB 6 adds large-load obligations above 75 MW.

DC tax incentiveYes
Large-load threshold≥ 75 MW

SB 6: loads ≥75 MW accept ERCOT emergency curtailment + contribute to interconnection cost.

Incentive detail: Chapter 313/Chapter 403 property tax abatements; Texas Enterprise Fund; no state income tax.

Site location

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≥ 7560–7540–60≤ 40
This site + 8 nearby

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How does Substation-Adjacent site at 29.367, -94.965 compare with other sites in Galveston County?

Substation-Adjacent site at 29.367, -94.965 ranks 25th of 94 scored candidate sites in Galveston County. Its 54.6/100 is roughly in line with the county average of 52.3. It is roughly in line with the Texas average of 56.4 and roughly in line with the national average of 53.2.

Against the Texas average, its strongest sub-score is power availability (58 vs 46) and its weakest is speed to power (59 vs 72). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.

How close is Substation-Adjacent site at 29.367, -94.965 to power, fiber and other datacenters?

The nearest mapped substation, UNKNOWN302225, is about 0 miles away and operates at 138 kV. The nearest located transmission bottleneck is MDOPHR99_A (ERCOT), 8 miles away. For connectivity, the nearest internet exchange facility is Netrality Houston - 1301 Fannin at 35.9 miles. 9 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Rice Data Center, 35.1 miles away.

What are the flood, water and hazard risks at Substation-Adjacent site at 29.367, -94.965?

At the county level, FEMA's National Risk Index rates Galveston County "Very High".

Full DC Readiness breakdown

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

Power availability20%
58
Speed to power20%
59
Fiber connectivity12%
70
Energy cost10%
50
Water risk7%
44
Natural hazard6%
45
Buildability7%
60
Labor market4%
50
DC cluster4%
40
Land / acreage3%
51
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
100
Climate / cooling1%
0

Nearby comparable sites

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

Sites near Substation-Adjacent site at 29.367, -94.965
SiteTypeVoltageCapacityQueue waitScore
PH ROBINSONSubstation-Adjacent345 kV600 MW3.5 yrs64.6
EC Near Coastal PlainsGreenfield——3.5 yrs62.9
EC Near Coastal PlainsGreenfield——3.5 yrs61.5
EC Near P H RobinsonGreenfield——3.5 yrs59.1
UNKNOWN304001Substation-Adjacent138 kV100 MW3.5 yrs59.0
EC Near Coastal PlainsGreenfield——3.5 yrs58.9
OZ GalvestonGreenfield——3.5 yrs58.8
EC Near Coastal PlainsGreenfield——3.5 yrs57.8

Substation-Adjacent site at 29.367, -94.965: common questions

What is the DC Readiness score of Substation-Adjacent site at 29.367, -94.965?

Substation-Adjacent site at 29.367, -94.965 scores 54.6/100 on the GridCensus DC Readiness scale, rated fair. It ranks 25th of 94 scored sites in Galveston County. The Galveston County average is 52.3 and the Texas average is 56.4.

What is the nearest substation to Substation-Adjacent site at 29.367, -94.965?

The nearest mapped substation is UNKNOWN302225, about 0 miles away, at 138 kV. GridCensus catalogs 100 MW of candidate capacity for the site.

Which electric utility serves Substation-Adjacent site at 29.367, -94.965?

ENTERGY TEXAS INC. (investor owned) holds the retail service territory that contains the site; its holding company is ENTERGY CORP.

What grid region is Substation-Adjacent site at 29.367, -94.965 in?

Substation-Adjacent site at 29.367, -94.965 is in the MISO region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.

How far is Substation-Adjacent site at 29.367, -94.965 from an internet exchange?

The nearest internet exchange facility is Netrality Houston - 1301 Fannin, about 35.9 miles away; 9 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, “Substation-Adjacent site at 29.367, -94.965, Galveston County, TX”, https://gridcensus.com/datacenter-sites/texas/galveston-county/unknown302225-e000e152 (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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Every site and score for Substation-Adjacent site at 29.367, -94.965, Galveston County is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.