Lake Fairfax Dam

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateVirginia
CountyFairfax
River/StreamColvin Run
Coordinates38.96460, -77.31740

Physical Characteristics

Dam TypeEarth
NID Height32 ft
Dam Height32 ft
Dam Length500 ft

Storage & Hydraulics

NID Storage487 acre-ft
Max Storage487 acre-ft
Normal Storage182 acre-ft
Surface Area21 acres
Drainage Area4 sq mi

Ownership & Safety

PurposeRecreation
OwnerFairfax County Park Authority
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection08/19/2022
Emergency Action PlanYes

Identifiers

NID IDVA059010
Federal IDVA059010
More InfoState Dam Safety Program

Nearby Dams

Lake Anne Dam 0.8 mi High Lake Newport Dam 1.5 mi High Hunter Mill Estates Regional Pond D-52/25 1.8 mi Low Reston Northern Sector Pond 1 Dam 1.8 mi High Reston Parkway Phase 2 Swm Facility #2 1.9 mi Low Lake Thoreau Dam 2.1 mi High Reston Parkway Phase 2 Swm Facility No. 3 2.2 mi Undetermined Lake Audubon Dam 2.2 mi High Reston Section 43 Swm Facility 2.4 mi Undetermined Walnut Branch Road Detention Pond Dam 2.5 mi Undetermined