Pend Oreille
County
web site
|
Boundary Project
dam facts
|
-
Height and thickness:
-
Boundary is a
thin-arch dam 740 feet long, rising 340
feet from its bedrock. Although 32 feet
thick at its base, the dam is only eight
feet thick at its crest.
-
-
Cost to
build:
-
$94 million
in 1967
-
-
Horsepower
of turbines:
-
Smaller units
up to 208,000
-
Larger units
up to 268,000
-
-
Length of
reservoir:
-
17.5 miles,
extending through mountain forests and
the towns of Metaline Falls and Metaline
to the base of Box Canyon Dam
-
-
Generating
capacity:
-
1,050 megawatts at peak, up to 50 percent or more of the electricity used by Seattle City Light’s customers.
|
|
Security Note: With heightened security concerns, access may be limited. Photo ID is required for all adults and some areas of the project are restricted.
|
|
