TAP171016
SubstationMinnesota · NORTHERN STATES POWER CO - MINNESOTA
At a glance
TAP171016 is an electric transmission substation in Minnesota, on NORTHERN STATES POWER CO - MINNESOTA's transmission network. It is classified as distribution (69–115 kv) and connects 3 transmission lines. Substation proximity is one of the strongest speed-to-power signals for siting a datacenter — interconnection distance to an energized, high-voltage bus is often the binding constraint on time-to-energization.
Voltage & classification
Ownership
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #173164 | 69 kV | NORTHERN STATES POWER CO - MINNESOTA | IN SERVICE | 0.0 mi |
| #173172 | 69 kV | — | IN SERVICE | 0.1 mi |
| #173173 | 69 kV | — | IN SERVICE | 7.3 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP171016, ranked by DC Readiness. Sites this close to an energized substation carry a strong speed-to-power advantage.
| Site | Type | State | County | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|---|---|
| BLUE LAKE | Substation-Adjacent | MN | Scott County | 345 kV | 600 MW | 4.3 yrs | 69.5 |
| EDEN PRAIRIE | Substation-Adjacent | MN | Hennepin County | 345 kV | 600 MW | 4.3 yrs | 69.4 |
| SCOTT CO | Substation-Adjacent | MN | Scott County | 345 kV | 600 MW | 4.3 yrs | 69.1 |
| HELENA | Substation-Adjacent | MN | Scott County | 345 kV | 600 MW | 4.3 yrs | 67.8 |
| CHUB LAKE | Substation-Adjacent | MN | Scott County | 345 kV | 600 MW | 4.3 yrs | 67.1 |
| UNKNOWN132021 | Substation-Adjacent | MN | Le Sueur County | 345 kV | 600 MW | 4.3 yrs | 67.0 |
| BLACK DOG | Substation-Adjacent | MN | Dakota County | 115 kV | 100 MW | 4.3 yrs | 65.9 |
| EC Near EKS Landfill | Greenfield | MN | Dakota | — | — | 4.3 yrs | 64.2 |
Who owns the transmission lines at TAP171016?
The 3 connected lines listed above are owned by NORTHERN STATES POWER CO - MINNESOTA. Line voltages range from 69 kV to 69 kV. Their combined recorded length is about 7.3 miles.
How do candidate sites near TAP171016 score?
The 8 highest-scoring candidate sites within about 25 miles range from 64 to 70 on the 0–100 DC Readiness scale. They fall in Scott County, Hennepin County, Le Sueur County, Dakota County. The Minnesota average across 3,216 scored sites is 55.7. 1,270 of those Minnesota sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP171016 substation?
TAP171016 has a maximum voltage of 69 kV. That places it in the 69–114 kV band. The median named US substation in this dataset is 115 kV, so TAP171016 is below the national midpoint.
How many transmission lines connect to TAP171016 substation?
3 transmission lines terminate at or pass through TAP171016 in the HIFLD line data. The connected lines listed here run at 69 kV. Together the listed lines cover about 7.3 miles.
Who owns TAP171016 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP171016 belong to NORTHERN STATES POWER CO - MINNESOTA. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP171016 substation located?
TAP171016 is in Minnesota at 44.5291, -93.5852. The datacenter candidate sites closest to it are in Scott County, Hennepin County, Le Sueur County.
Are there datacenter candidate sites near TAP171016 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP171016. The highest-scoring is BLUE LAKE at 70/100. Across Minnesota, the average DC Readiness score is 55.7.
More in Minnesota
About this data
Source: HIFLD Electric Substations and Transmission Lines (U.S. Department of Homeland Security), as published June 29, 2026. See the methodology for how records are matched, cleaned and scored.
Cite as: GridCensus, “TAP171016 substation, Minnesota”, https://gridcensus.com/substations/minnesota/tap171016-fb1e5530 (data as of June 29, 2026).
Dataset updated . Screening estimates derived from public data sources.
Substation attributes are derived from public HIFLD / EIA infrastructure data and may lag real-world upgrades or retirements. Voltage and connected-line counts are screening figures — confirm available capacity and interconnection terms directly with the operating utility and ISO.
Go deeper than the public screen
Every site and score for TAP171016 substation, Minnesota is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.