Lower Granite Dam Geological Features

Usgs 13343595 snake river right bank bl lower granite dam wa provisional data subject to revision available data for this site summary of all available data location map time series.

Lower granite dam geological features.

Proceed 35 miles following the directional signs to lower granite dam. Opened 45 years ago in 1975 the dam is located 22 miles 35 km south of colfax and 35 miles 56 km north of pomeroy. Lower granite lock and dam is a concrete gravity run of the river dam in the northwest united states on the lower snake river in southeastern washington it bridges whitman and garfield counties. Its distinctive features allow researchers to piece together the history of this unique location one of america s treasures and a unesco world heritage site.

Hwy 194 sw follow signs to almota and boyer park. The longest of the salt river s many tributaries is the 195 mile 314 km verde river. Usgs 13343600 snake river below lower granite dam wa available data for this site summary of all available data location map time series. Granite is a light colored igneous rock with grains large enough to be visible with the unaided eye.

The beginning of the story starts at the bottom of the. The salt river o odham pima. The river is about 200 miles 320 km long. The dam located at the upstream end of lake bryan is about 3 200 feet long with an.

The project provides hydroelectric generation navigation recreation and incidental irrigation. From state highway 127 turn east just south of the snake river on lower deadman creek road. Lower granite dam is part of the columbia river basin system of dams built and. Lower granite dam this congressionally authorized project consists of lower granite dam navigation lock powerhouse a fish ladder and associated facilities.

Reconnaissance geology along the lower salt river from roosevelt dam to granite reef dam central arizona by robert b. At security gate dial 2210 for crossing escort. Thinking of the geologic record as a book is helpful to understand each page of earth s history. Follow lower granite rd to dam.

Hakanyacha or hakathi is a river in gila and maricopa counties in arizona united states that is the largest tributary of the gila river. It forms from the slow crystallization of magma below earth s surface. Granite is composed mainly of quartz and feldspar with minor amounts of mica amphiboles and other minerals this mineral composition usually gives granite a red pink gray or white color with dark mineral. The grand canyon tells one of the world s greatest geologic stories.

Annual statistics water. In 2015 more than 1 1 million tons of commercial commodities passed through the lower granite lock.