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Gridcensus

TAP158332

Substation

North Carolina · PROGRESS ENERGY CAROLINAS INC

Max voltage
230
kV

At a glance

TAP158332 is a 230 kV electric substation in North Carolina on PROGRESS ENERGY CAROLINAS INC's transmission network, recorded in the HIFLD transmission dataset. 3 transmission lines connect to it. The highest-scoring datacenter candidate site within about 25 miles is UNKNOWN112274 in New Hanover County, with a DC Readiness score of 64/100.

TAP158332 is an electric transmission substation in North Carolina, on PROGRESS ENERGY CAROLINAS INC's transmission network. It is classified as high-voltage (230 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

Max voltage230 kV
Min voltage230 kV
Voltage classHigh-voltage (230 kV)
Connected lines3

Ownership

Line owner (most lines)PROGRESS ENERGY CAROLINAS INC
Coordinates34.5285, -78.2995

Connected transmission lines

Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.

Line IDVoltageOwnerStatusLength
#155845230 kVDUKE ENERGY PROGRESS - (NC)IN SERVICE0.1 mi
#157704230 kVPROGRESS ENERGY CAROLINAS INCIN SERVICE7.5 mi
#158361230 kVPROGRESS ENERGY CAROLINAS INCIN SERVICE16.7 mi

Browse the full transmission-line map →

Nearby datacenter candidate sites

Scored candidate sites within roughly 25 miles of TAP158332, ranked by DC Readiness. Sites this close to an energized substation carry a strong speed-to-power advantage.

Candidate sites near TAP158332 substation
SiteTypeStateCountyVoltageCapacityQueue waitScore
UNKNOWN112274Substation-AdjacentNCNew Hanover County230 kV300 MW5.3 yrs64.3
WHITEVILLESubstation-AdjacentNCColumbus County230 kV300 MW5.3 yrs61.9
DELCOSubstation-AdjacentNCBrunswick County230 kV300 MW5.3 yrs61.4
UNKNOWN112385Substation-AdjacentNCNew Hanover County230 kV300 MW5.3 yrs60.6
UNKNOWN162479Substation-AdjacentNCNew Hanover County230 kV300 MW5.3 yrs60.6
TAP155926Substation-AdjacentNCNew Hanover County230 kV300 MW5.3 yrs60.6
TAP162480Substation-AdjacentNCNew Hanover County230 kV300 MW5.3 yrs60.6
UNKNOWN112273Substation-AdjacentNCNew Hanover County230 kV300 MW5.3 yrs60.6

Who owns the transmission lines at TAP158332?

The 3 connected lines listed above are owned by DUKE ENERGY PROGRESS - (NC), PROGRESS ENERGY CAROLINAS INC. Line voltages range from 230 kV to 230 kV. Their combined recorded length is about 24.3 miles.

How do candidate sites near TAP158332 score?

The 8 highest-scoring candidate sites within about 25 miles range from 61 to 64 on the 0–100 DC Readiness scale. They fall in New Hanover County, Columbus County, Brunswick County. The North Carolina average across 2,778 scored sites is 55.1. 1,087 of those North Carolina sites are classed as substation sites (candidate locations generated at an existing substation).

Frequently asked questions

What voltage is TAP158332 substation?

TAP158332 has a maximum voltage of 230 kV. That places it in the 230–344 kV band. The median named US substation in this dataset is 115 kV, so TAP158332 is above the national midpoint.

How many transmission lines connect to TAP158332 substation?

3 transmission lines terminate at or pass through TAP158332 in the HIFLD line data. The connected lines listed here run at 230 kV. Together the listed lines cover about 24.3 miles.

Who owns TAP158332 substation?

HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP158332 belong to PROGRESS ENERGY CAROLINAS INC, and others to DUKE ENERGY PROGRESS - (NC). GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.

Where is TAP158332 substation located?

TAP158332 is in North Carolina at 34.5285, -78.2995. The datacenter candidate sites closest to it are in New Hanover County, Columbus County, Brunswick County.

Are there datacenter candidate sites near TAP158332 substation?

GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP158332. The highest-scoring is UNKNOWN112274 at 64/100. Across North Carolina, the average DC Readiness score is 55.1.

More in North Carolina

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, “TAP158332 substation, North Carolina”, https://gridcensus.com/substations/north-carolina/tap158332-6f9a2844 (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 TAP158332 substation, North Carolina 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.