Feedback
Share
Link
Link copied!
US National Dams
Lake Hopatcong Dam
Find a dam
Explore
Search
US National Dams
More
About US National Dams
Copyright © 2022 nationaldams.com and US National Dams. All Rights Reserved.

All content on this website ("the Site") is the property of US National Dams. The collection and assembly of content on this Site are the exclusive property of US National Dams and are protected by copyright and other intellectual property laws.

Lake Hopatcong Dam Share
Link
Link copied!

Table of Contents
Overview Share
Link
Link copied!
Back to Top
New Jersey
Flood Control
State owned
Built in 1925

Lake Hopatcong Dam is a concrete dam built on the Musconetcong River and is located in New Jersey. It was built in 1925 for the purpose of flood control.

The state-owned dam is owned by the Division of Parks and Forestry.

Location
Lake Hopatcong Dam
New Jersey, U.S.
Dam type
Concrete
Dam type
Flood control
Purpose
Unknown
Foundation type
Unknown
Core type
Ownership Share
Link
Link copied!
Back to Top
Division of Parks and Forestry
Owner
State

The state-owned dam is owned by the Division of Parks and Forestry.

Construction Share
Link
Link copied!
Back to Top
1925
Completed
Musconetcong River
River built on
Lake Hopatcong Dam was built in 1925.
Metrics Share
Link
Link copied!
Back to Top
Summary
Dam length 271 feet
Dam height 17 feet
Normal storage 48,209 acre feet
Surface area 2,474 acres
Drainage area 25 square miles
271 feet
Dam length

Length of the dam is defined as the length along the top of the dam. This also includes the spillway, powerplant, navigation lock, fish pass, etc., where these form part of the length of the dam. If detached from the dam, these structures should not be included.

17 feet
Dam height

Height of the dam is defined as the vertical distance between the lowest point on the crest of the dam and the lowest point in the original streambed.

48,209 acre feet
Normal storage

Normal storage is defined as the total storage space in a reservoir below the normal retention level, including dead and inactive storage and excluding any flood control or surcharge storage. For normally dry flood control dams, the normal storage will be a zero value.

2,474 acres
Surface area

Surface area, in acres, of the impoundment at its normal retention level.

25 square miles
Drainage area

Drainage area of the dam, in square miles, which is defined as the area that drains to a particular point (in this case, the dam) on a river or stream.

Safety Share
Link
Link copied!
Back to Top
High
Downstream potential hazard

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

Has emergency action plan
Emergency action plan

An emergency action plan is defined as a plan of action to be taken to reduce the potential for property damage and loss of life in an area affected by a dam failure or large flood.

10/25/2017
Most recent inspection date

About Share
Link
Link copied!
Latitude 40
Longitude -74
NID ID (National ID) NJ00327

More Dams

See all...
Blocker Lake Dam
Dams: Blocker Lake Dam 600.0 25.0 150.0
Mud River MPS 2A Dam
Dams: Mud River MPS 2A Dam 750.0 68.0 7020.0
Rocky Ford Sportsman Club South Lake Dam
Dams: Rocky Ford Sportsman Club South Lake Dam 357.0 30.0 95.0
Blockton Watershed Site W-4 Dam
Dams: Blockton Watershed Site W-4 Dam 530.0 24.0 74.0
Washington MFG. Co. Lake Dam
Dams: Washington MFG. Co. Lake Dam 540.0 12.0 156.0
FRD NO 33 Dam
Dams: FRD NO 33 Dam 1370.0 24.0 385.0
Lake Erma Dam
Dams: Lake Erma Dam 746.0 37.0 801.0
Ksnoname 3687 Dam
Dams: Ksnoname 3687 Dam 400.0 22.0 90.0
Ksnoname 3661 Dam
Dams: Ksnoname 3661 Dam 620.0 15.0 75.0
Gamble Pond Dam
Dams: Gamble Pond Dam 40.0

More Dams

See all...
Hawkins Lake Dam
Dams: Hawkins Lake Dam 12.0 108.0
Bacon Creek Watershed Site H-1-2 Dam
Dams: Bacon Creek Watershed Site H-1-2 Dam 350.0 40.0 34.0
Wildwood Lake Dam No. 1
Dams: Wildwood Lake Dam No. 1 250.0 21.5 24.0
Montague Lake Dam
Dams: Montague Lake Dam 985.0 41.0 3067.1 900.0
J. King #1 Dam
Dams: J. King #1 Dam 150.0 8.0 68.0
East Willow Creek D-2 Dam
Dams: East Willow Creek D-2 Dam 900.0 28.0 8809.0 398.0
Fitchburg Reservoir South Dike Dam
Dams: Fitchburg Reservoir South Dike Dam 400.0 20.0 2337.0
Wilson Lake Dam
Dams: Wilson Lake Dam 378.0 53.0 58.0
RGS Units 1-3 Raw Water Pond B. Dam
Dams: RGS Units 1-3 Raw Water Pond B. Dam 1280.0 9.0 22.2
East Creek Site No. 2 Dam
Dams: East Creek Site No. 2 Dam 415.0 7.0 100.0

All of US National Dams

See all...

Similar Dams to Lake Hopatcong Dam

See all...
Warren Mill Dam
Dams: Warren Mill Dam 330.0 37.5 12150.0 117.0
Lake Hopatcong Dam
Dams: Lake Hopatcong Dam 271.0 17.0
Laidlaws Pond Dam
Dams: Laidlaws Pond Dam 170.0 20.0 83.0 53.0
Bargaintown Mill Pond Dam
Dams: Bargaintown Mill Pond Dam 900.0 10.0 1386.0
Twin Lakes Lane South Lake Dam
Dams: Twin Lakes Lane South Lake Dam 174.0 31.0 148.0
Pleasant Valley Mill Dam
Dams: Pleasant Valley Mill Dam 300.0 13.0 22.0
Off's Pond Dam
Dams: Off's Pond Dam 375.0 8.0
Bear Pond Dam A.
Dams: Bear Pond Dam A. 310.0 15.5 140.0 557.0
Pohatcong Lake Dam
Dams: Pohatcong Lake Dam 670.0 9.0
Patcong Lake Dam
Dams: Patcong Lake Dam 500.0 14.0