LANHAM
Substation-AdjacentDistrict of Columbia County, Maryland · PJM
At a glance
LANHAM is a substation-adjacent datacenter candidate site in District of Columbia County, Maryland, scoring 59.2/100 DC Readiness — 26th of 96 scored sites in the county. Its nearest substation is LANHAM (0 mi, 115 kV). It sits in the PJM grid region, where interconnection has averaged 5.3 years from request to operation. GridCensus catalogs 100 MW of candidate capacity here.
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: Technology sector tax incentives; Qualified High Technology Company (QHTC) credits.
Site location
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How does LANHAM compare with other sites in District of Columbia County?
LANHAM ranks 26th of 96 scored candidate sites in District of Columbia County. Its 59.2/100 is roughly in line with the county average of 56.7. It is about 12% above the Maryland average of 52.9 and about 11% above the national average of 53.2.
Against the Maryland average, its strongest sub-score is fiber connectivity (94 vs 72) and its weakest is water (80 vs 84). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is LANHAM to power, fiber and other datacenters?
The nearest mapped substation, LANHAM, is about 0 miles away and operates at 115 kV. The nearest located transmission bottleneck is PLEASNTV-ASHBURN 274D A 230 KV (PJM), 35 miles away. For connectivity, the nearest internet exchange facility is AiNET DC-900S at 7.7 miles. 15 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is QTS Suitland, 7.4 miles away.
What are the flood, water and hazard risks at LANHAM?
At the county level, FEMA's National Risk Index rates District of Columbia County "Very 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 District of Columbia County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| BENNING (230KV) | Substation-Adjacent | 230 kV | 300 MW | 4.7 yrs | 65.3 |
| BUZZARD POINT | Substation-Adjacent | 230 kV | 300 MW | 4.7 yrs | 65.2 |
| TOKOMA | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 64.9 |
| ALABAMA AVENUE | Substation-Adjacent | 230 kV | 300 MW | 4.7 yrs | 64.2 |
| METZEROTT ROAD | Substation-Adjacent | 230 kV | 300 MW | 5.3 yrs | 63.9 |
| OZ District of Columbia | Greenfield | — | — | 4.7 yrs | 61.7 |
| EC Coal District of Columbia | Greenfield | — | — | 4.7 yrs | 61.5 |
| TENTH ST | Substation-Adjacent | 138 kV | 100 MW | 4.7 yrs | 61.4 |
LANHAM: common questions
What is the DC Readiness score of LANHAM?
LANHAM scores 59.2/100 on the GridCensus DC Readiness scale, rated good. It ranks 26th of 96 scored sites in District of Columbia County. The District of Columbia County average is 56.7 and the Maryland average is 52.9.
What is the nearest substation to LANHAM?
The nearest mapped substation is LANHAM, about 0 miles away, at 115 kV. GridCensus catalogs 100 MW of candidate capacity for the site.
What grid region is LANHAM in?
LANHAM is in the PJM region. Projects interconnecting there have averaged a 5.3-year wait from queue request to operation.
How far is LANHAM from an internet exchange?
The nearest internet exchange facility is AiNET DC-900S, about 7.7 miles away; 15 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, “LANHAM, District of Columbia County, MD”, https://gridcensus.com/datacenter-sites/maryland/district-of-columbia-county/lanham-ca1f5cac (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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