Little Seneca Dam (Little Seneca Lake)

Field Descriptions

Dam Name: Little Seneca Dam
Former Name: LITTLE SENECA LAKE
NID ID: MD00271
Longitude: -77.3
Latitude: 39.185
County: MONTGOMERY
River: LITTLE SENECA CREEK
State: MD
Owner Name: WASHINGTON SUBURBAN SANITARY COMMISSION
Owner Type: Local Government
Dam Designer: BLACK AND VEATCH
Private Dam? No
Core: Core (Position)
Earth (Type)
Known (Certainty)
Foundation: RK
Purposes: Water Supply
Year Completed: 1984
Year Modified/Mod Type: 1984
Dam Length: 600 feet
Dam Height: 99 feet
Maximum Discharge: 49500 cu ft/sec
Maximum Storage: 24185 acre-feet
Normal Storage: 13050 acre-feet
Surface Area: 505 acres
Drainage Area: 20.8 square miles
Hazard Potential: High
Emergency Action Plan? Yes
Inspection Date: 2012-03-30
Inspection Frequency: 1
State Regulated Dam? Yes
State Regulating Agency: MD Dam Safety
Spillway Type: Uncontrolled
Spillway Width: 340 feet
Outlet Gates: Slide Gate
Source Agency:

Quick Links
Little Seneca Lake News
Little Seneca Lake Photos
Little Seneca Lake Videos

About Us
Contact Us
Site Map
Search Site
Advertise With Us
   
LittleSeneca.LakesOnline.com
THE LITTLE SENECA LAKE WEBSITE

Copyright 2019, Lakes Online
Privacy    |    Legal