Headquarters Landfill Leachate Pond

Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateWashington
CountyCowlitz
River/StreamSucker Creek to Silver Lake
Coordinates46.25225, -122.77603

Physical Characteristics

Dam TypeEarth
NID Height19 ft
Dam Length743 ft
Year Completed1993 (33 years old)

Storage & Hydraulics

NID Storage26 acre-ft
Max Storage26 acre-ft
Normal Storage21 acre-ft
Surface Area2,300 acres
Drainage Area0 sq mi
Max Discharge1 cfs

Ownership & Safety

PurposeOther
OwnerCowlitz County Public Works
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection08/29/2024
Emergency Action PlanYes

Identifiers

NID IDWA02051
Federal IDWA02051
More InfoState Dam Safety Program

Nearby Dams

Silver Lake Dam 3.8 mi Low South Fork Mccorkle Creek Detention Dam 8.2 mi High Coweeman Gravel Pit No. 2 Dam 8.9 mi Low Longview Sewage Lagoon No 4 12.6 mi Low Longview Sewage Lagoon No 3 12.7 mi Low Longview Sewage Lagoon No 1 12.8 mi Low Longview Sewage Lagoon No 2 12.9 mi Low Mount St. Helens Sediment Retention Structure 13.2 mi High Winlock Waterski Pond Dam 14.8 mi Low Rainier City Reservoir 15.0 mi Significant