Peters Dam

Peters Dam Quick Facts

Location: Marin, California
Coordinates: 37.9977, -122.7029
River: Lagunitas Creek River
Primary Purpose: Water Supply
Type: Earth
Commissioned: 1954
Dam Height: 230 ft (70 m)
Dam Length: 700 ft (213 m)
Dam Capacity: 32,900 acre-ft (40,581 Ml)
Condition Assessment: Satisfactory
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Peters Dam Map

Peters Dam Information

Peters Dam is an earthen embankment dam located about 1.1 miles from Lagunitas, Marin, California.

The dam, which is on the Lagunitas Creek River, was primarily built for Water Supply purposes, but also serves for benefits.

The dam was designed by and commissioned in 1954 and is currently owned by Marin Municipal Water District.

Peters Dam Structure

The Peters Dam is approximately 700 feet (213 m) long, 230 feet (70 m) high and has a structural volume of 936,261 cubic yards (715,823 cubic metres).

Peters Dam Storage Capacity & Surface Area

The reservoir has a normal storage capacity of acre-ft (0 Ml) and maximum capacity of 32,900 acre-ft (40,581 Ml).

The surface area of the reservoir is 431 acres (174 ha) and the total catchment area is 22 square miles (57 square kilometres).

Peters Dam Spillway

According to the latest available data, the Peters Dam does not have any spillways.

Peters Dam Compared to Five Famous American Dams

Height (ft)
Length (Ft)
Storage Volume (acre-ft)
Drainage Area (sq miles)
 
Peters Dam
Marin, California
Height (ft)
230
Length (Ft)
700
Storage Volume (acre-ft)
32,900
Drainage Area (sq miles)
22
Hoover Dam
Clark County, Nevada
Height (ft)
730
Length (Ft)
1,244
Storage Volume (acre-ft)
30,237,000
Drainage Area (sq miles)
167,800
Grand Coulee Dam
Okanogan County, Washington
Height (ft)
550
Length (Ft)
5,673
Storage Volume (acre-ft)
9,562,0000
Drainage Area (sq miles)
74,100
Theodore Roosevelt Dam
Maricopa County, Arizona
Height (ft)
357
Length (Ft)
1,208
Storage Volume (acre-ft)
3,411,500
Drainage Area (sq miles)
5,736
Oroville Dam
Butte County, California
Height (ft)
235
Length (Ft)
6,920
Storage Volume (acre-ft)
3,540,000
Drainage Area (sq miles)
3,611
Glen Canyon Dam
Coconino County, Arizona
Height (ft)
216
Length (Ft)
1,565
Storage Volume (acre-ft)
29,875,000
Drainage Area (sq miles)
108,355

Peters Dam Weather

Current Conditions at Peters Dam

Failed to fetch current weather data.

7-Day Forecast for Peters Dam

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Peters Dam Frequently Asked Questions

In which state is the Peters Dam?

Peters Dam is in California.

In which county is the Peters Dam?

Peters Dam is in Marin County.

How high is the Peters Dam?

Peters Dam is 230 feet high.

How long is the Peters Dam?

Peters Dam is 700 feet long.

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More Dams in Marin County:

Alpine Dam
Caldron Falls Dam
High Falls Dam
Lake Noquebay Dam
Peters Dam
Seeger Dam
Soulajule Dam
Third Marinette Dam
White Rapids Dam

Condition Assessment Classification

Satisfactory

No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.

Fair

No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum

Poor

A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.

Unsatisfactory

A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.

Not Rated

The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.

Not Available

Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High

Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.

Significant

Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.

Low

Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner’s property.

Undetermined

Dams for which a downstream hazard potential has not been designated or is not provided.

Not Available

Dams for which the downstream hazard potential is restricted to approved government users.

Source: National Inventory of Dams

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