WorksheetsCalifornia Water Quality CDE
Total questions: 82
Worksheet time: 41mins
In 1901, the first water deliveries to the Imperial Valley came from which river?
Sacramento River
Colorado River
Feather River
San Joaquin River
The Hetch Hetchy Valley was flooded to provide water to which city?
Los Angeles
San Francisco
Sacramento
San Diego
Which dam was authorized for construction by the Boulder Canyon Act?
Oroville Dam
Shasta Dam
Hoover Dam
Folsom Dam
The Rivers and Harbors Act authorized construction of which project?
Central Valley Project
Wild and Scenic Rivers Project
California Aqueduct
Colorado River Project
What does the Safe Drinking Water Act of 1974 oversee?
Pollution control in rivers
Water quality standards in local communities
Building new dams
Wastewater management
Bulletin 1, published in 1951, contained information about:
Aquifer recharge
Precipitation and streamflow data in California
Water rights laws
Environmental impacts of dams
Which state agency enforces pollution control laws and oversees other water-related entities?
California Department of Water Resources
California Environmental Protection Agency
California Water Commission
California Natural Resource Agency
What does the California Water Commission do?
Build dams
Advises on rules, regulations, and state water project operations
Oversees pollution control laws
Develops new aquifers
Which structure is 444 miles long and parallels Interstate 5?
Colorado River Canal
California Aqueduct
Delta Mendota Canal
Tehama-Colusa Canal
Approximately what percentage of the SWP’s water is delivered to the San Joaquin Valley?
20%
30%
40%
50%
Land subsidence has reduced the capacity of the California Aqueduct by what percentage?
10%
15%
20%
25%
What facility moves SWP water up the Tehachapi Mountains to Southern California?
Harvey O. Banks Pumping Plant
C.W. Bill Jones Pumping Plant
D. Edmonston Pumping Plant
Pyramid Lake Pumping Station
Where is water from the west branch aqueduct stored for later use by Los Angeles?
Pyramid Lake
Lake Perris
Castaic Lake
Pyramid Lake and Castic Lake
Dams assist with:
Flood Management
Water Storage
Water Transport
All of the above
According to the California Energy Commission, hydropower generates approximately what percentage of the state’s annual electricity?
10%
15%
20%
25%
On which river is the Oroville Dam located?
Sacramento River
Feather River
San Joaquin River
Colorado River
What percentage of California’s surface water runoff is provided by the Sacramento River?
21%
25%
31%
36%
Which agencies oversee the Delta in California?
Department of Water Resources and State Water Resources Control Board
Department of Fish and Wildlife
Both answers
Neither of the answers
The Delta is formed by the convergence of which two rivers?
Sacramento River and Klamath River
Sacramento River and Kings River
Sacramento River and San Joaquin River
San Joaquin River and Feather River
Where does the Delta Mendota Canal begin?
C.W Bill Jones Pumping Plant
Harvey O. Banks Pumping Plant
Tehama-Colusa Canal
Pyramid Lake
The Delta Mendota Canal provides irrigation water to:
Farms on the west side of the San Joaquin Valley
Southern California urban areas
Farms in the Sacramento Valley
Northern California wildlife areas
The State Water Project (SWP) was planned, built, and is operated by which agency?
Department of Water Resources
California Environmental Protection Agency
Bureau of Reclamation
Department of Fish and Wildlife
For the past 20 years, what percentage of the State Water Project’s water has been allocated to agriculture?
25%
34%
40%
50%
Which of the following is NOT a benefit of the State Water Project?
Flood control
Water supply
Natural gas generation
Hydroelectric power
These aquifers are formed between porous materials such as sand, gravel, silt, or clay:
Confined aquifers
Artesian aquifers
Unconfined aquifers
Perched aquifers
Which facility is part of the Central Valley Project?
Tehama-Colusa Canal
Delta Mendota Canal
Shasta Dam
All of the above
The Central Valley Project delivers water from where?
Sierra Nevada Mountains to coastal areas
Coast Range to Southern California
Sierra Nevada Mountains to the Central Valley
Northern California to Oregon
The Central Valley Project generates how many kilowatt hours of electricity annually?
2 billion
5.6 billion
7 billion
10 billion
The Central Valley Act of 1933 was delayed due to:
Political opposition
The Great Depression
Lack of infrastructure
Environmental concerns
Land subsidence is a problem for the California Aqueduct.
True
False
The Delta is the largest freshwater tidal estuary on the West Coast.
True
False
Conjunctive use refers to recharging aquifers with surface water.
True
False
The Department of Water Resources monitors eutrophication in the State Water Project.
True
False
The Wild and Scenic Rivers Act funded bird habitat restoration.
True
False
The Klamath Hydroelectric Settlement Agreement sets forth the removal of four hydroelectric dams.
True
False
The Central Valley Project delivers water from the Coast Range to the Sierra Nevada Mountains.
True
False
The Bureau of Reclamation operates water projects in 17 Western states.
True
False
The Oroville-Thermalito complex is located on the Los Angeles Aqueduct
True
False
The Sustainable Groundwater Management Act requires increased pumping activities to speed up subsidence.
True
False
The northern San Joaquin Valley near Stockton has problems with pockets of seawater intrusion.
True
False
An artesian aquifer is an unconfined aquifer.
True
False
Aquifers are widely distributed throughout California.
True
False
75% of the available water originates in the northern third of the state.
True
False
What is the primary purpose of the California Aqueduct?
Storing water in reservoirs
Carrying water from the Delta to Southern California
Generating hydroelectric power
Connecting rivers in Northern California
The California Aqueduct was established as part of which bond passed by voters?
1940 Bond
1960 Bond
1980 Bond
2000 Bond
Where does the California Aqueduct begin?
A.D. Edmonston Pumping Plant
C.W. Bill Jones Pumping Plant
Harvey O. Banks Pumping Plant
Tehachapi Mountains
To cross the Tehachapi Mountains into Southern California, water is lifted how many feet at the A.D. Edmonston Pumping Plant?
1,000 Feet
1,500 Feet
2,000 Feet
2,500 Feet
How is the shape of the California Aqueduct described?
Circular
Rectangular
Inverted Trapezoid
Triangular
What is the primary mechanism used to move water through the California Aqueduct?
Gravity Flow
Controlled volume flow with check structures
Pressurized pipelines
Pumping stations only
Approximately what percentage of SWP water is delivered to San Joaquin Valley farms and cities via the California Aqueduct?
20%
30%
40%
50%
Which agency is the largest single customer in the San Joaquin Valley served by the California Aqueduct?
Sacramento Municipal Utility District
Kern County Water Agency
Metropolitan Water District of Southern California
California Department of Water Resources
Which branch of the California Aqueduct delivers water to Kern, Santa Barbara, and San Luis Obispo counties?
East Branch
North Branch
Coastal Branch
West Branch
What is the purpose of the A.D. Edmonston Pumping Plant at the northern edge of the Tehachapi Mountains?
Storing water in reservoirs
Treating water for consumption
Lifting water over the mountains
Diverting water to the Delta-Mendota Canal
Water from the West Branch Aqueduct is stored in which lakes for distribution to Los Angeles and surrounding cities?
Lake Perris and Pyramid Lake
Pyramid Lake and Castaic Lake
Castaic Lake and Lake Perris
Pyramid Lake and Lake Mead
The East Branch Aqueduct passes through which cities for water storage and distribution?
Fresno and Bakersfield
Palmdale and Lancaster
Stockton and Modesto
Redding and Chico
What is a significant problem for the California Aqueduct caused by groundwater extraction?
Water Contamination
Land Subsidence
Algae Blooms
Increased salinity
What percentage of its design capacity has been lost due to land subsidence in some sections of the California Aqueduct?
10%
15%
20%
25%
What project, completed in 2012, connects the Delta-Mendota Canal to the California Aqueduct to increase operational flexibility?
Tehachapi Intertie
Coastal Branch Extension
Delta-Mendota Canal/California Aqueduct Intertie
Central Valley Project Connector
What is the primary purpose of the Delta-Mendota Canal/California Aqueduct Intertie project?
Generating hydroelectric power
Increasing water operational flexibility
Reducing water salinity
Preventing groundwater contamination
Which lake is not mentioned in the distribution of water from the California Aqueduct?
Pyramid Lake
Lake Perris
Lake Mead
Castaic Lake
How many pumps lift the water almost 2,000 feet over the Tehachapi Mountains?
10 Pumps
12 Pumps
14 Pumps
16 Pumps
What is the concrete channel of the California Aqueduct compared to in terms of its water movement?
A river system
Controlled volume flow system
Pressurized pipeline
Reservoir bypass
When were the first permanent Spanish settlements in California established?
1765
1769
1772
1776
When was gold discovered on the American River?
1846
1848
1850
1852
What caused a major flood in Sacramento Valley in 1862?
Hydraulic mining
Delta Levee faliure
Intense rainfall
Snowmelt
Which case in 1884 required an end to hydraulic mining debris discharges into rivers?
Lux v. Haggin
Woodruff v. North Bloomfield
Arizona v. California
California Trout v. State Water Board
What legal concept was reaffirmed in Lux v. Haggin (1886)?
Preeminence of riparian rights
Termination of hydraulic mining
The right to groundwater usage
Environmental quality standards
Who founded the Sierra Club in 1892?
William Hammond Hall
John Muir
Robert B. Marshall
Theodore Roosevelt
When were the first water deliveries from the Colorado River to the Imperial Valley?
1901
1905
1913
1920
What year was the U.S. Bureau of Reclamation established?
1900
1902
1905
1910
Which project’s first bond issue occurred in 1905?
Hetch Hetchy Project
Central Valley Project
Owens Valley Project
Feather River Project
When did the Los Angeles Aqueduct begin service?
1910
1913
1920
1925
What was the purpose of the Colorado River Compact of 1922?
Allocation of water between states
Funding for the Hoover Dam
Regulation of riparian rights
Protection of endangered species
When did the Boulder Canyon Act pass, authorizing the construction of Hoover Dam?
1928
1930
1933
1935
What year was the Central Valley Project Act passed?
1920
1933
1940
1945
What was significant about the Rivers and Harbors Act of 1937?
It funded the Central Valley Project
It authorized construction of the Hoover Dam
It created the State Water Board
It established water quality standards
When was the first State Water Plan published?
1920
1931
1957
1970
When was the State Water Resources Control Board created?
1931
1945
1955
1960
Which reservoir is a major source of water for Southern California via the State Water Project?
Lake Shasta
Lake Tahoe
Lake Oroville
Lake Perris
Which act was passed to improve groundwater sustainability in California?
Clean Water Act
Central Valley Project Act
Sustainable Groundwater Management Act
Safe Drinking Water Act
What is the main function of the Castaic Lake in the State Water Project?
Wildlife habitat
Hydroelectric power generation
Water storage for urban use
Flood control
Aquifers found beneath a rock layer that does not allow water to permeate is known as
Alluvial Aquifers
Unconfined Aquifers
Confined Aquifers
All are Correct
