Former Mine site at 29.555, -98.264
Former MineGuadalupe County, Texas · ERCOT
At a glance
Former Mine site at 29.555, -98.264 is a former mine datacenter candidate site in Guadalupe County, Texas, scoring 55.7/100 DC Readiness — 31st of 35 scored sites in the county. It sits in the ERCOT grid region and the CITY OF SAN ANTONIO - (TX) service territory, where interconnection has averaged 3.5 years from request to operation.
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 Former Mine site at 29.555, -98.264 compare with other sites in Guadalupe County?
Former Mine site at 29.555, -98.264 ranks 31st of 35 scored candidate sites in Guadalupe County. Its 55.7/100 is roughly in line with the county average of 59.9. 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 fiber connectivity (86 vs 71) and its weakest is power availability (30 vs 46). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Former Mine site at 29.555, -98.264 to power, fiber and other datacenters?
The nearest located transmission bottleneck is D5_S1_1 (ERCOT), 25 miles away. For connectivity, the nearest internet exchange facility is Lumen San Antonio 1 at 9.4 miles. 10 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Lumen San Antonio 1, 9.4 miles away.
What are the flood, water and hazard risks at Former Mine site at 29.555, -98.264?
At the county level, FEMA's National Risk Index rates Guadalupe 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 Guadalupe County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| MARION | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 66.3 |
| RIO NOGALES SWITCHYARD | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 65.4 |
| CLEAR SPRINGS | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 65.2 |
| ELM CREEK | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 65.1 |
| HAYS ENERGY | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 64.8 |
| ZORN | Substation-Adjacent | 345 kV | 600 MW | 3.5 yrs | 63.8 |
| EC Near Guadalupe Generating Station | Greenfield | — | — | 3.5 yrs | 63.5 |
| EC Near Guadalupe Generating Station | Greenfield | — | — | 3.5 yrs | 62.7 |
Former Mine site at 29.555, -98.264: common questions
What is the DC Readiness score of Former Mine site at 29.555, -98.264?
Former Mine site at 29.555, -98.264 scores 55.7/100 on the GridCensus DC Readiness scale, rated good. It ranks 31st of 35 scored sites in Guadalupe County. The Guadalupe County average is 59.9 and the Texas average is 56.4.
Which electric utility serves Former Mine site at 29.555, -98.264?
CITY OF SAN ANTONIO - (TX) (municipal) holds the retail service territory that contains the site.
What grid region is Former Mine site at 29.555, -98.264 in?
Former Mine site at 29.555, -98.264 is in the ERCOT region. Projects interconnecting there have averaged a 3.5-year wait from queue request to operation.
How far is Former Mine site at 29.555, -98.264 from an internet exchange?
The nearest internet exchange facility is Lumen San Antonio 1, about 9.4 miles away; 10 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, “Former Mine site at 29.555, -98.264, Guadalupe County, TX”, https://gridcensus.com/datacenter-sites/texas/guadalupe-county/mine-site-5cb26cb2 (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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