TAP207720
SubstationWashington · PUD NO 1 OF FERRY COUNTY
At a glance
TAP207720 is an electric transmission substation in Washington, on PUD NO 1 OF FERRY COUNTY's transmission network. It is classified as distribution (<69 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 |
|---|---|---|---|---|
| #209076 | 46 kV | PUD NO 1 OF FERRY COUNTY | — | 5.8 mi |
| #209077 | 46 kV | PUD NO 1 OF FERRY COUNTY | — | 0.5 mi |
| #209080 | 46 kV | PUD NO 1 OF FERRY COUNTY | — | 3.8 mi |
Nearby datacenter candidate sites
Scored candidate sites within roughly 25 miles of TAP207720, 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 |
|---|---|---|---|---|---|---|---|
| REPUBLIC | Substation-Adjacent | WA | Ferry County | 115 kV | 100 MW | 3.5 yrs | 53.5 |
| UNKNOWN207730 | Substation-Adjacent | WA | Ferry County | 115 kV | 100 MW | 3.5 yrs | 53.3 |
| TAP207731 | Substation-Adjacent | WA | Ferry County | 115 kV | 100 MW | 3.5 yrs | 53.3 |
| OZ Ferry | Greenfield | WA | Ferry | — | — | 3.5 yrs | 52.8 |
| TAP207726 | Substation-Adjacent | WA | Ferry County | 69 kV | 50 MW | 3.5 yrs | 51.5 |
| Mine Site | Former Mine | WA | Ferry County | — | — | 3.5 yrs | 47.5 |
| Mine Site | Former Mine | WA | Ferry County | — | — | 3.5 yrs | 47.4 |
| Mine Site | Former Mine | WA | Ferry County | — | — | 3.5 yrs | 47.4 |
Who owns the transmission lines at TAP207720?
The 3 connected lines listed above are owned by PUD NO 1 OF FERRY COUNTY. Line voltages range from 46 kV to 46 kV. Their combined recorded length is about 10.2 miles.
How do candidate sites near TAP207720 score?
The 8 highest-scoring candidate sites within about 25 miles range from 47 to 54 on the 0–100 DC Readiness scale. They fall in Ferry County, Ferry. 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 TAP207720 substation?
TAP207720 has a maximum voltage of 46 kV. That places it in the below 69 kV band. The median named US substation in this dataset is 115 kV, so TAP207720 is below the national midpoint.
How many transmission lines connect to TAP207720 substation?
3 transmission lines terminate at or pass through TAP207720 in the HIFLD line data. The connected lines listed here run at 46 kV. Together the listed lines cover about 10.2 miles.
Who owns TAP207720 substation?
HIFLD does not publish substation owners directly. Most of the transmission lines that end at TAP207720 belong to PUD NO 1 OF FERRY COUNTY. GridCensus derives this from the line data, so confirm ownership with the utility for anything contractual.
Where is TAP207720 substation located?
TAP207720 is in Washington at 48.8858, -118.6675. The datacenter candidate sites closest to it are in Ferry County, Ferry.
Are there datacenter candidate sites near TAP207720 substation?
GridCensus lists at least 8 scored candidate sites within roughly 25 miles of TAP207720. The highest-scoring is REPUBLIC at 54/100. 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, “TAP207720 substation, Washington”, https://gridcensus.com/substations/washington/tap207720-1c406dcd (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 TAP207720 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.