EC Coal Tazewell County
GreenfieldTazewell County, Illinois · MISO
At a glance
EC Coal Tazewell County is a greenfield datacenter candidate site in Tazewell County, Illinois, scoring 55.7/100 DC Readiness — 35th of 47 scored sites in the county. It sits in the MISO grid region, where interconnection has averaged 4.8 years from request to operation.
Power & interconnection
Speed to power
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
New-DC state tax exemptions suspended for 2 years (from Jul 2026).
Incentive detail: Enterprise Zone sales tax exemption; High Impact Business designation for $12M+ DC investments.
Site location
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How does EC Coal Tazewell County compare with other sites in Tazewell County?
EC Coal Tazewell County ranks 35th of 47 scored candidate sites in Tazewell County. Its 55.7/100 is roughly in line with the county average of 58.4. It is roughly in line with the Illinois average of 54.3 and roughly in line with the national average of 53.2.
Against the Illinois average, its strongest sub-score is fiber connectivity (89 vs 71) and its weakest is natural hazard (30 vs 63). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is EC Coal Tazewell County to power, fiber and other datacenters?
The nearest located transmission bottleneck is QUAD CITY - SUB91 345 kV l/o CORDOVA - SUB39 345 kV (PJM), 86 miles away. For connectivity, the nearest internet exchange facility is SFN IL-Peoria at 11.4 miles. 13 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is SFN IL-Peoria, 11.4 miles away.
What are the flood, water and hazard risks at EC Coal Tazewell County?
The site is in FEMA flood zone AE, a Special Flood Hazard Area — land with at least a 1% annual chance of flooding. WRI rates baseline water stress at 0.60 on a 0–5 scale. Mapped wetlands (National Wetlands Inventory) are present on the parcel. A Superfund site is nearby (CROWN CLEANERS). At the county level, FEMA's National Risk Index rates Tazewell County "Relatively 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 Tazewell County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| RISER159741 | Substation-Adjacent | 345 kV | 600 MW | 4.8 yrs | 66.6 |
| POWERTON STATION | Substation-Adjacent | 345 kV | 600 MW | 4.8 yrs | 66.2 |
| UNKNOWN122603 | Substation-Adjacent | 345 kV | 600 MW | 4.8 yrs | 66.2 |
| TAZEWELL | Substation-Adjacent | 345 kV | 600 MW | 4.8 yrs | 66.1 |
| OZ Tazewell | Greenfield | — | — | 4.8 yrs | 64.0 |
| UNKNOWN122868 | Substation-Adjacent | 138 kV | 100 MW | 4.8 yrs | 61.3 |
| UNKNOWN122930 | Substation-Adjacent | 138 kV | 100 MW | 4.8 yrs | 61.2 |
| UNKNOWN123085 | Substation-Adjacent | 138 kV | 100 MW | 4.8 yrs | 61.1 |
EC Coal Tazewell County: common questions
What is the DC Readiness score of EC Coal Tazewell County?
EC Coal Tazewell County scores 55.7/100 on the GridCensus DC Readiness scale, rated good. It ranks 35th of 47 scored sites in Tazewell County. The Tazewell County average is 58.4 and the Illinois average is 54.3.
What grid region is EC Coal Tazewell County in?
EC Coal Tazewell County is in the MISO region. Projects interconnecting there have averaged a 4.8-year wait from queue request to operation.
Is EC Coal Tazewell County in a flood zone?
The site is in FEMA flood zone AE, a Special Flood Hazard Area — land with at least a 1% annual chance of flooding.
Who owns EC Coal Tazewell County?
Parcel records list the owner as AMEREN ILLINOIS COMPANY (private land).
How far is EC Coal Tazewell County from an internet exchange?
The nearest internet exchange facility is SFN IL-Peoria, about 11.4 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, “EC Coal Tazewell County, Tazewell County, IL”, https://gridcensus.com/datacenter-sites/illinois/tazewell-county/ec-coal-tazewell-county-a141dfef (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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