Wrenn Road Wwtp (aka Garner Ww) Lagoon #1 Dam

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateNorth Carolina
CountyWake
Nearest CityWillow Springs
River/StreamSwift Creek
Coordinates35.63680, -78.58680

Physical Characteristics

Dam TypeEarth
NID Height36 ft
Dam Length3,142 ft
Year Completed1988 (38 years old)

Storage & Hydraulics

NID Storage394 acre-ft
Max Storage394 acre-ft
Normal Storage344 acre-ft
Surface Area25 acres
Drainage Area0 sq mi

Ownership & Safety

PurposeOther
OwnerCity of Raleigh Public Utilities Department
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection01/15/2025
Emergency Action PlanYes

Identifiers

NID IDNC04917
Federal IDNC04917
More InfoState Dam Safety Program

Nearby Dams

Wrenn Road Wwtp (aka Garner Ww) Lagoon #2 Dam 0.3 mi High Bryan Farm Dam 1 1.9 mi Significant Sutton Dam 1.9 mi High Meadow Brook C.c. Dam 2.1 mi Low Lake Benson Dam 2.2 mi High Smith Dam 2.3 mi Significant Langdon Lake Dam #2 2.3 mi Low Miry Branch Dam 3.0 mi High Son Lan Lee Shipwash Dam 3.3 mi High Austin Lake Dam 3.5 mi Significant