EC Near Brooklyn
GreenfieldPoweshiek, Iowa · MISO
At a glance
EC Near Brooklyn is a greenfield datacenter candidate site in Poweshiek, Iowa, scoring 53.5/100 DC Readiness — 27th of 30 scored sites in the county. It sits in the MISO grid region and the INTERSTATE POWER AND LIGHT CO service territory, where interconnection has averaged 4.3 years from request to operation.
Power & interconnection
Speed to power
Middle-of-the-pack interconnection conditions for this grid.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
Strong incentives; utilities courting hyperscale load.
Incentive detail: Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.
Site location
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How does EC Near Brooklyn compare with other sites in Poweshiek?
EC Near Brooklyn ranks 27th of 30 scored candidate sites in Poweshiek. Its 53.5/100 is roughly in line with the county average of 57.8. It is roughly in line with the Iowa average of 56.4 and roughly in line with the national average of 53.2.
Against the Iowa average, its strongest sub-score is natural hazard (70 vs 69) and its weakest is fiber connectivity (26 vs 77). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is EC Near Brooklyn to power, fiber and other datacenters?
The nearest located transmission bottleneck is ALW16X26_WAPELLO_TR91_TR91 (MISO), 55 miles away. For connectivity, the nearest internet exchange facility is SFN IA-Urbana at 45.7 miles. 11 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is SFN IA-Urbana, 45.7 miles away.
What are the flood, water and hazard risks at EC Near Brooklyn?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk). WRI rates baseline water stress at 0.60 on a 0–5 scale. No mapped wetlands are recorded on the parcel. At the county level, FEMA's National Risk Index rates Poweshiek "Relatively Moderate".
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 Poweshiek, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| MONTEZUMA SWITCHING STATION | Substation-Adjacent | 345 kV | 600 MW | 4.3 yrs | 63.3 |
| EC Near Grinnell | Greenfield | — | — | 4.3 yrs | 60.7 |
| EC Near Brooklyn | Greenfield | — | — | 4.3 yrs | 60.7 |
| EC Near Grinnell | Greenfield | — | — | 4.3 yrs | 59.7 |
| EC Near Grinnell | Greenfield | — | — | 4.3 yrs | 59.2 |
| Grinnell | Brownfield | — | 48 MW | 4.3 yrs | 59.2 |
| EC Near Brooklyn | Greenfield | — | — | 4.3 yrs | 59.1 |
| EC Near Brooklyn | Greenfield | — | — | 4.3 yrs | 59.0 |
EC Near Brooklyn: common questions
What is the DC Readiness score of EC Near Brooklyn?
EC Near Brooklyn scores 53.5/100 on the GridCensus DC Readiness scale, rated fair. It ranks 27th of 30 scored sites in Poweshiek. The Poweshiek average is 57.8 and the Iowa average is 56.4.
Which electric utility serves EC Near Brooklyn?
INTERSTATE POWER AND LIGHT CO (investor owned) holds the retail service territory that contains the site; its holding company is ALLIANT ENERGY CORP.
What grid region is EC Near Brooklyn in?
EC Near Brooklyn is in the MISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
Is EC Near Brooklyn in a flood zone?
The site is in FEMA flood zone X, outside the Special Flood Hazard Area (minimal or moderate flood risk).
Who owns EC Near Brooklyn?
Parcel records list the owner as MIDAMERICAN ENERGY CO (private land).
How far is EC Near Brooklyn from an internet exchange?
The nearest internet exchange facility is SFN IA-Urbana, about 45.7 miles away; 11 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 Near Brooklyn, Poweshiek, IA”, https://gridcensus.com/datacenter-sites/iowa/poweshiek/ec-near-brooklyn-04bf91bd (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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