Marble Street Dump-A
IndustrialLake County, Indiana · MISO
At a glance
Marble Street Dump-A is an industrial datacenter candidate site in Lake County, Indiana, scoring 53.5/100 DC Readiness — 91st of 419 scored sites in the county. It sits in the MISO grid region and the NORTHERN INDIANA PUB SERV CO service territory, where interconnection has averaged 3.0 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
No notable statewide DC restriction on record; confirm local zoning and utility tariffs.
Incentive detail: Sales tax exemption on DC equipment for $750M+/$400M+ investments; EDGE credits up to 100% of payroll taxes.
Site location
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How does Marble Street Dump-A compare with other sites in Lake County?
Marble Street Dump-A ranks 91st of 419 scored candidate sites in Lake County. Its 53.5/100 is roughly in line with the county average of 53.8. It is roughly in line with the Indiana average of 54.0 and roughly in line with the national average of 53.2.
Against the Indiana average, its strongest sub-score is speed to power (47 vs 46) and its weakest is power availability (30 vs 33). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Marble Street Dump-A to power, fiber and other datacenters?
The nearest located transmission bottleneck is Chicago_Praxair_13831_flo_WiltonCenter_Dumont765 (MISO), 3 miles away. For connectivity, the nearest internet exchange facility is NETRIX - ALSIP at 11.9 miles. 9 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is Digital Crossroad, 5.4 miles away.
What are the flood, water and hazard risks at Marble Street Dump-A?
At the county level, FEMA's National Risk Index rates Lake 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 Lake County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| BURNHAM | Substation-Adjacent | 345 kV | 600 MW | 4.8 yrs | 65.7 |
| LANSING | Substation-Adjacent | 345 kV | 600 MW | 4.8 yrs | 65.6 |
| SHEFFIELD | Substation-Adjacent | 345 kV | 600 MW | 3.0 yrs | 65.6 |
| UNKNOWN122523 | Substation-Adjacent | 345 kV | 600 MW | 3.0 yrs | 65.6 |
| TAP138162 | Substation-Adjacent | 345 kV | 600 MW | 4.8 yrs | 65.5 |
| MUNSTER | Substation-Adjacent | 345 kV | 600 MW | 3.0 yrs | 65.4 |
| UNKNOWN121993 | Substation-Adjacent | 345 kV | 600 MW | 4.8 yrs | 65.4 |
| UNKNOWN122521 | Substation-Adjacent | 345 kV | 600 MW | 3.0 yrs | 65.2 |
Marble Street Dump-A: common questions
What is the DC Readiness score of Marble Street Dump-A?
Marble Street Dump-A scores 53.5/100 on the GridCensus DC Readiness scale, rated fair. It ranks 91st of 419 scored sites in Lake County. The Lake County average is 53.8 and the Indiana average is 54.0.
Which electric utility serves Marble Street Dump-A?
NORTHERN INDIANA PUB SERV CO (investor owned) holds the retail service territory that contains the site; its holding company is NISOURCE INC.
What grid region is Marble Street Dump-A in?
Marble Street Dump-A is in the MISO region. Projects interconnecting there have averaged a 3.0-year wait from queue request to operation.
How far is Marble Street Dump-A from an internet exchange?
The nearest internet exchange facility is NETRIX - ALSIP, about 11.9 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, “Marble Street Dump-A, Lake County, IN”, https://gridcensus.com/datacenter-sites/indiana/lake-county/marble-street-dump-a-344defd2 (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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