Pine Flat Lake is an artificial lake in the Sierra Nevada foothills of eastern Fresno County, California

Fresno County, California

Fresno County is a county located in the Central Valley of the U.S. state of California, south of Stockton and north of Bakersfield. As of the 2010 census, it is the tenth most populous county in California with a population of 930,450, and the sixth largest in size with an area of . The county...

 and provides the western north-south border to the Sierra-

Sierra National Forest

Sierra National Forest is a U.S. National Forest located on the western slope of central Sierra Nevada in the state of California. The forest is known for its mountain scenery and natural resources. Forest headquarters are located in Clovis, California...

 and Sequoia National Forest

Sequoia National Forest

Sequoia National Forest is located in the southern Sierra Nevada mountains of California. The U.S. National Forest is named for the majestic Giant Sequoia trees which populate 38 distinct groves within the boundaries of the forest....

s, about 30 mi (48.3 km) east of Fresno

Fresno, California

Fresno is a city in central California, United States, the county seat of Fresno County. As of the 2010 census, the city's population was 510,365, making it the fifth largest city in California, the largest inland city in California, and the 34th largest in the nation...

.

The lake was formed by the construction of Pine Flat Dam

Pine Flat Dam

Pine Flat Dam is on the Kings River in the San Joaquin Valley, near Piedra in Fresno County, California, and forms Pine Flat Lake. It is a concrete gravity dam. The dam is owned and operated by the U.S. Army Corps of Engineers. Construction of the dam began in 1949 and was completed in 1954...

 on the Kings River

Kings River (California)

The Kings River is a major river of south-central California. About long, it drains an area of the high western Sierra Nevada and the Central Valley. A large alluvial fan has formed where the river's gradient decreases in the Central Valley so the river divides into distributaries...

 in 1954 by the United States Army Corps of Engineers

United States Army Corps of Engineers

The United States Army Corps of Engineers is a federal agency and a major Army command made up of some 38,000 civilian and military personnel, making it the world's largest public engineering, design and construction management agency...

, and has a storage capacity of 1000000 acre.ft. Although primarily designed for flood control

Flood control

In communications, flood control is a feature of many communication protocols designed to prevent overwhelming of a destination receiver. Such controls can be implemented either in software or in hardware, and will often request that the message be resent after the receiver has finished...

, the project also provides for irrigation

Irrigation

Irrigation may be defined as the science of artificial application of water to the land or soil. It is used to assist in the growing of agricultural crops, maintenance of landscapes, and revegetation of disturbed soils in dry areas and during periods of inadequate rainfall...

 and groundwater

Groundwater

Groundwater is water located beneath the ground surface in soil pore spaces and in the fractures of rock formations. A unit of rock or an unconsolidated deposit is called an aquifer when it can yield a usable quantity of water. The depth at which soil pore spaces or fractures and voids in rock...

 recharge, recreation, and with the completion in 1984 of the Jeff L. Taylor Pine Flat Power Plant, generation of 165 MW hydroelectric power.

Infrastructure security

Infrastructure Security

Infrastructure security is the security provided to protect infrastructure, especially critical infrastructure, such as airports, highways rail transport, hospitals, bridges, transport hubs, network communications, media, the electricity grid, dams, power plants, seaports, oil refineries, and...

 measures taken at the dam are greater than at most California dams, and the parapet

Parapet

A parapet is a wall-like barrier at the edge of a roof, terrace, balcony or other structure. Where extending above a roof, it may simply be the portion of an exterior wall that continues above the line of the roof surface, or may be a continuation of a vertical feature beneath the roof such as a...

wall cannot be approached from any direction. A large area in front of the dam that was previously accessible has been closed off, as have some roads and trails.