Black Lake Dam

Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateGeorgia
CountyGwinnett
Nearest CityDUNWOODY
River/StreamUNKNOWN
Coordinates33.99528, -84.21500

Physical Characteristics

Dam TypeEarth
NID Height17 ft
Dam Height16 ft
Dam Length700 ft
Year Completed1958 (68 years old)

Storage & Hydraulics

NID Storage94 acre-ft
Max Storage86 acre-ft
Normal Storage94 acre-ft
Surface Area13 acres
Drainage Area190 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerBlack, Ralph E.
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection09/01/2013
Emergency Action PlanNot Required

Identifiers

NID IDGA01816
Federal IDGA01816
More InfoState Dam Safety Program

Nearby Dams

Spalding Triangle Lake Dam C (north) 1.3 mi Undetermined Spalding Triangle Lk Dam A (upper) 1.6 mi Low Berkeley Lake Dam 1.7 mi High Atlanta-fulton Reservoir #2 Dam 1.8 mi High Atlanta-fulton Reservoir #1 Dam 1.8 mi High Woodlake Dam 2.0 mi Undetermined Audrey Lake Dam 2.3 mi Undetermined Lake Glen Dam 2.4 mi Low Technology Park Lake Dam 2.5 mi Low Everett's Dam 2.6 mi Low