Substation-Adjacent site at 27.588, -99.430
Substation-AdjacentWebb County, Texas · ERCOT
At a glance
Substation-Adjacent site at 27.588, -99.430 is a substation-adjacent datacenter candidate site in Webb County, Texas, scoring 61.9/100 DC Readiness — 21st of 55 scored sites in the county. Its nearest substation is UNKNOWN302172 (0 mi, 138 kV). It sits in the ERCOT grid region and the MEDINA ELECTRIC COOP, INC service territory, where interconnection has averaged 3.5 years from request to operation. GridCensus catalogs 100 MW of candidate capacity here.
Power & interconnection
Speed to power
Texas note: Since August 3, 2026, ERCOT has paused approvals to energize new datacenter and crypto-mining loads of 75 MW or more until a verification audit and a community impact review are complete; both reports are due to the Public Utility Commission of Texas by December 10, 2026. ERCOT speed-to-power scores here were set before the pause and do not reflect it. ERCOT board update.
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 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.
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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How does Substation-Adjacent site at 27.588, -99.430 compare with other sites in Webb County?
Substation-Adjacent site at 27.588, -99.430 ranks 21st of 55 scored candidate sites in Webb County. Its 61.9/100 is roughly in line with the county average of 59.7. It is roughly in line with the Texas average of 56.4 and about 16% above the national average of 53.2.
Against the Texas average, its strongest sub-score is fiber connectivity (86 vs 71) and its weakest is water (44 vs 46). 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 27.588, -99.430 to power, fiber and other datacenters?
The nearest mapped substation, UNKNOWN302172, is about 0 miles away and operates at 138 kV. The nearest located transmission bottleneck is BRUNI_69_1 (ERCOT), 38 miles away. For connectivity, the nearest internet exchange facility is Laredo VTX at 7.1 miles. 13 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Laredo VTX, 7.1 miles away.
What are the flood, water and hazard risks at Substation-Adjacent site at 27.588, -99.430?
At the county level, FEMA's National Risk Index rates Webb County "Very 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 Webb County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| UNKNOWN307036 | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 69.4 |
| EC Coal Webb County | Greenfield | — | — | 3.5 yrs | 67.7 |
| EC Near Laredo | Greenfield | — | — | 3.5 yrs | 67.2 |
| LOBO | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 67.0 |
| OZ Webb | Greenfield | — | — | 3.5 yrs | 65.7 |
| EC Near Laredo | Greenfield | — | — | 3.5 yrs | 65.0 |
| EC Near Laredo | Greenfield | — | — | 3.5 yrs | 64.0 |
| EC FFE Webb County | Greenfield | — | — | 3.5 yrs | 64.0 |
Substation-Adjacent site at 27.588, -99.430: common questions
What is the DC Readiness score of Substation-Adjacent site at 27.588, -99.430?
Substation-Adjacent site at 27.588, -99.430 scores 61.9/100 on the GridCensus DC Readiness scale, rated good. It ranks 21st of 55 scored sites in Webb County. The Webb County average is 59.7 and the Texas average is 56.4.
What is the nearest substation to Substation-Adjacent site at 27.588, -99.430?
The nearest mapped substation is UNKNOWN302172, 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 27.588, -99.430?
MEDINA ELECTRIC COOP, INC (cooperative) holds the retail service territory that contains the site.
What grid region is Substation-Adjacent site at 27.588, -99.430 in?
Substation-Adjacent site at 27.588, -99.430 is in the ERCOT region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.
How far is Substation-Adjacent site at 27.588, -99.430 from an internet exchange?
The nearest internet exchange facility is Laredo VTX, about 7.1 miles away; 13 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 27.588, -99.430, Webb County, TX”, https://gridcensus.com/datacenter-sites/texas/webb-county/unknown302172-51f6bbce (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 27.588, -99.430, Webb 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.