EC Near Chalk Point Steam
GreenfieldPrince George's County, Maryland · PJM
At a glance
EC Near Chalk Point Steam is a greenfield datacenter candidate site in Prince George's County, Maryland, scoring 54.3/100 DC Readiness — 40th of 61 scored sites in the county. It sits in the PJM grid region and the SOUTHERN MARYLAND ELEC COOP INC service territory, where interconnection has averaged 5.3 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
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Incentive detail: Enterprise Zone property tax credits; personal property tax credits on DC equipment.
Site location
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How does EC Near Chalk Point Steam compare with other sites in Prince George's County?
EC Near Chalk Point Steam ranks 40th of 61 scored candidate sites in Prince George's County. Its 54.3/100 is roughly in line with the county average of 56.4. It is roughly in line with the Maryland average of 52.9 and roughly in line with the national average of 53.2.
Against the Maryland average, its strongest sub-score is natural hazard (78 vs 75) and its weakest is power availability (30 vs 39). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is EC Near Chalk Point Steam to power, fiber and other datacenters?
The nearest located transmission bottleneck is POSSUMP4 TX1 XFORMER H 500 KV (PJM), 37 miles away. For connectivity, the nearest internet exchange facility is AiNET DC-900S at 29.5 miles. 9 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is QTS Suitland, 24 miles away.
What are the flood, water and hazard risks at EC Near Chalk Point Steam?
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 0.80 on a 0–5 scale. No mapped wetlands are recorded on the parcel. At the county level, FEMA's National Risk Index rates Prince George's County "Relatively Low".
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 Prince George's County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| BURCHES HILL | Substation-Adjacent | 500 kV | 1,000 MW | 5.3 yrs | 66.9 |
| UNKNOWN162182 | Substation-Adjacent | 500 kV | 1,000 MW | 5.3 yrs | 66.7 |
| BUENA VISTA | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 63.1 |
| RITCHIE | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 63.1 |
| OAK GROVE | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 62.7 |
| PALMERS CORNER | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 62.6 |
| TALBERT TAP | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 62.3 |
| UNKNOWN123510 | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 62.2 |
EC Near Chalk Point Steam: common questions
What is the DC Readiness score of EC Near Chalk Point Steam?
EC Near Chalk Point Steam scores 54.3/100 on the GridCensus DC Readiness scale, rated fair. It ranks 40th of 61 scored sites in Prince George's County. The Prince George's County average is 56.4 and the Maryland average is 52.9.
Which electric utility serves EC Near Chalk Point Steam?
SOUTHERN MARYLAND ELEC COOP INC (cooperative) holds the retail service territory that contains the site.
What grid region is EC Near Chalk Point Steam in?
EC Near Chalk Point Steam is in the PJM region. Projects interconnecting there have averaged a 5.3-year wait from queue request to operation.
Is EC Near Chalk Point Steam 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 Chalk Point Steam?
Parcel records list the owner as Grierson Michael E Tr (private land).
How far is EC Near Chalk Point Steam from an internet exchange?
The nearest internet exchange facility is AiNET DC-900S, about 29.5 miles away; 9 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 Chalk Point Steam, Prince George's County, MD”, https://gridcensus.com/datacenter-sites/maryland/prince-george-s-county/ec-near-chalk-point-steam-b1e7430e (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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