EC Near Marysville
GreenfieldSt. Clair County, Michigan · PJM
At a glance
EC Near Marysville is a greenfield datacenter candidate site in St. Clair County, Michigan, scoring 56.1/100 DC Readiness — 35th of 123 scored sites in the county. It sits in the PJM grid region, where interconnection has averaged 2.2 years from request to operation.
Power & interconnection
Speed to power
Shorter queues and healthier completion here — a faster path to energization than the national norm.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Incentive detail: Personal property tax exemption for eligible DC equipment; MEGA tax credits.
Site location
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How does EC Near Marysville compare with other sites in St. Clair County?
EC Near Marysville ranks 35th of 123 scored candidate sites in St. Clair County. Its 56.1/100 is roughly in line with the county average of 54.1. It is roughly in line with the Michigan average of 55.2 and roughly in line with the national average of 53.2.
Against the Michigan average, its strongest sub-score is natural hazard (75 vs 74) and its weakest is fiber connectivity (54 vs 68). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is EC Near Marysville to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is ManagedWay TYM2 at 43 miles. 12 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Chick-fil-A Hiring Center, 35.1 miles away.
What are the flood, water and hazard risks at EC Near Marysville?
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 0.30 on a 0–5 scale. No mapped wetlands are recorded on the parcel. At the county level, FEMA's National Risk Index rates St. Clair County "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 St. Clair County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| ST. CLAIR | Substation-Adjacent | 345 kV | 600 MW | 2.2 yrs | 68.5 |
| UNKNOWN128518 | Substation-Adjacent | 345 kV | 600 MW | 2.2 yrs | 64.8 |
| TAP139992 | Substation-Adjacent | 345 kV | 600 MW | 2.2 yrs | 64.8 |
| FITZ | Substation-Adjacent | 345 kV | 600 MW | 2.2 yrs | 64.6 |
| GREENWOOD | Substation-Adjacent | 345 kV | 600 MW | 2.2 yrs | 64.0 |
| EC Coal St. Clair County | Greenfield | — | — | 2.2 yrs | 60.4 |
| OZ St. Clair | Greenfield | — | — | 2.2 yrs | 60.2 |
| EC Coal St. Clair County | Greenfield | — | — | 2.2 yrs | 59.7 |
EC Near Marysville: common questions
What is the DC Readiness score of EC Near Marysville?
EC Near Marysville scores 56.1/100 on the GridCensus DC Readiness scale, rated good. It ranks 35th of 123 scored sites in St. Clair County. The St. Clair County average is 54.1 and the Michigan average is 55.2.
What grid region is EC Near Marysville in?
EC Near Marysville is in the PJM region. Projects interconnecting there have averaged a 2.2-year wait from queue request to operation.
Is EC Near Marysville 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 Marysville?
Parcel records list the owner as CONSUMERS ENERGY CO (private land).
How far is EC Near Marysville from an internet exchange?
The nearest internet exchange facility is ManagedWay TYM2, about 43 miles away; 12 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 Marysville, St. Clair County, MI”, https://gridcensus.com/datacenter-sites/michigan/st-clair-county/ec-near-marysville-1f8a3de7 (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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