Upper San Marcos River Ws Nrcs Site 5 Dam

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateTexas
CountyHays
Nearest CitySAN MARCOS
River/StreamPURGATORY CREEK
Coordinates29.86887, -97.96923

Physical Characteristics

Dam TypeEarth
NID Height74 ft
Dam Height65 ft
Dam Length2,929 ft
Year Completed1989 (37 years old)

Storage & Hydraulics

NID Storage7,329 acre-ft
Max Storage7,329 acre-ft
Normal Storage161 acre-ft
Surface Area23 acres
Drainage Area14 sq mi
Max Discharge50,278 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerCITY OF SAN MARCOS;HAYS COUNTY;HAYS COUNTY SWCD;UPPER SAN MARCOS WS RECLAMATION & FCD
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection10/15/2020
Emergency Action PlanYes

Identifiers

NID IDTX07247
Federal IDTX07247
More InfoState Dam Safety Program

Nearby Dams

San Marcos State Fish Hatchery 2.2 mi Significant Rio Vista Dam 2.3 mi Low Centerpoint Dam 2.4 mi Low Aquarena Dam 2.5 mi Significant Scrutchin Lake Dam 2.9 mi Low Upper San Marcos River Ws Scs Site 3 3.0 mi High Upper San Marcos River Ws Scs Site 1 3.5 mi High Cummings Dam 3.9 mi Significant Upper San Marcos River Ws Scs Site 4 3.9 mi High Cottonwood Creek Detention Dam 3.9 mi Low