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Gridcensus

PUD NO 3 OF Mason County

Organization

35 catalogued assets · 3 states

Total assets
35

At a glance

PUD NO 3 OF Mason County is the owner or operator of record for 35 infrastructure assets in the GridCensus catalog across 3 states: 20 substations and 15 transmission lines.
20
Substations
15
Transmission Lines

Where does PUD NO 3 OF Mason County have infrastructure?

Catalogued PUD NO 3 OF Mason County assets sit in California, Louisiana and Washington.

How large is PUD NO 3 OF Mason County's footprint compared with other organizations?

The highest-voltage PUD NO 3 OF Mason County substation in the catalog is rated 230 kV.

Substations (20)

SubstationStateMax voltageConnected lines
SHELTONWashington230 kV15
TAP206343Washington230 kV3
TAP206345Washington230 kV3
MOUNTAIN VIEWWashington138 kV3
TAP206346Washington132 kV2
TAP206344Washington132 kV3
TAP203440Washington115 kV3
BELFAIRWashington115 kV2
BENSONWashington115 kV2
TAP206788Washington115 kV3
TAP203439Washington115 kV3
MASONWashington69 kV1
COLLINS LAKEWashington69 kV1
PIONEERWashington69 kV1
DAYTONWashington69 kV1
UNION RIVERWashington69 kV2

Showing 16 of 20 substations.

Transmission Lines (15)

LineStateVoltageLength
Line #206133Washington230 kV20.7 mi
Line #206130Washington230 kV0.0 mi
Line #208790Washington138 kV0.1 mi
Line #206131Washington132 kV0.0 mi
Line #206132Washington132 kV20.7 mi
Line #206128Washington132 kV5.0 mi
Line #206129Washington132 kV5.0 mi
Line #207617Washington115 kV0.5 mi
Line #200932Washington115 kV0.0 mi
Line #208791Washington115 kV2.9 mi
Line #208793Washington69 kV6.7 mi
Line #208792California69 kV5.8 mi
Line #207618Washington69 kV7.8 mi
Line #208794Louisiana69 kV2.4 mi
Line #208789Washington69 kV2.4 mi

Browse the full transmission-line map →

Frequently asked questions

What infrastructure does PUD NO 3 OF Mason County own or operate?

GridCensus lists PUD NO 3 OF Mason County as the owner or operator of 20 substations and 15 transmission lines, located in California, Louisiana and Washington.

Organizations of similar size

Datacenter sites in PUD NO 3 OF Mason County's states

Is this your organization?

Claim the PUD NO 3 OF Mason County profile to correct asset details, add capacity and availability, and surface your footprint to site-selection teams using GridCensus.

Dataset updated . Screening estimates derived from public data sources.

Organization records are derived from public infrastructure datasets (EIA, HIFLD, FCC, PNNL, county parcels, PeeringDB) and may be incomplete or lag operational changes. Owner/operator names are normalized for grouping; counts and capacities are catalogued estimates. Confirm ownership and availability directly with the organization.

About this data

Source: Operator fields across GridCensus datacenter, internet-exchange and brownfield records, as published October 10, 2026. See the methodology for how records are matched, cleaned and scored.

Cite as: GridCensus, “PUD NO 3 OF Mason County infrastructure assets”, https://gridcensus.com/companies/pud-no-3-of-mason-county (data as of October 10, 2026).

Go deeper than the public screen

Every site and score for PUD NO 3 OF Mason County 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.