TAP206353
SubstationWashington · PENINSULA LIGHT COMPANY
At a glance
TAP206353 is an electric transmission substation in Washington, on PENINSULA LIGHT COMPANY's transmission network. It is classified as sub-transmission (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
Connected transmission lines
Lines terminating at or passing through this substation, by HIFLD line ID, highest voltage first.
| Line ID | Voltage | Owner | Status | Length |
|---|---|---|---|---|
| #206148 | 115 kV | PENINSULA LIGHT COMPANY | — | 0.0 mi |
| #206149 | 115 kV | PENINSULA LIGHT COMPANY | — | 1.3 mi |
| #206143 | 69 kV | PENINSULA LIGHT COMPANY | — | 1.6 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP206353, 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 |
|---|---|---|---|---|---|---|---|
| OBRIEN | Substation-Adjacent | WA | King County | 230 kV | 300 MW | 3.5 yrs | 65.2 |
| OZ King | Greenfield | WA | King | — | — | 3.5 yrs | 64.6 |
| SEATTLE CITY EAST PINE | Substation-Adjacent | WA | Kitsap County | 230 kV | 300 MW | 3.5 yrs | 64.1 |
| CRESTON NELSON | Substation-Adjacent | WA | Kitsap County | 230 kV | 300 MW | 3.5 yrs | 64.1 |
| MASSACHUSETTS STREET | Substation-Adjacent | WA | Kitsap County | 230 kV | 300 MW | 3.5 yrs | 64.1 |
| OZ King | Greenfield | WA | King | — | — | 3.5 yrs | 64.1 |
| DUWAMISH | Substation-Adjacent | WA | Kitsap County | 230 kV | 300 MW | 3.5 yrs | 64.0 |
| OLYMPIA | Substation-Adjacent | WA | Thurston County | 500 kV | 1,000 MW | 3.5 yrs | 63.9 |
Who owns the transmission lines at TAP206353?
The 3 connected lines listed above are owned by PENINSULA LIGHT COMPANY. Line voltages range from 69 kV to 115 kV. Their combined recorded length is about 2.9 miles.
How do candidate sites near TAP206353 score?
The 8 highest-scoring candidate sites within about 25 miles range from 64 to 65 on the 0–100 DC Readiness scale. They fall in King County, King, Kitsap County, Thurston County. The Washington average across 6,019 scored sites is 51.7. 1,343 of those Washington sites are classed as substation sites (candidate locations generated at an existing substation).
Frequently asked questions
What voltage is TAP206353 substation?
TAP206353 has a maximum voltage of 115 kV and a minimum of 69 kV. That places it in the 115–229 kV band. The median named US substation in this dataset is 115 kV, so TAP206353 is at the national midpoint.
How many transmission lines connect to TAP206353 substation?
3 transmission lines terminate at or pass through TAP206353 in the HIFLD line data. The connected lines listed here run at 115 kV, 69 kV. Together the listed lines cover about 2.9 miles.
Who owns TAP206353 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP206353 belong to PENINSULA LIGHT COMPANY. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP206353 substation located?
TAP206353 is in Washington at 47.3239, -122.5913. The datacenter candidate sites closest to it are in King County, King, Kitsap County.
Are there datacenter candidate sites near TAP206353 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP206353. The highest-scoring is OBRIEN at 65/100. Across Washington, the average DC Readiness score is 51.7.
More in Washington
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, “TAP206353 substation, Washington”, https://gridcensus.com/substations/washington/tap206353-edd5266d (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 TAP206353 substation, Washington 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.