Stillhouse Hollow Lake

Stillhouse Hollow Lake
Name	Stillhouse Hollow Lake
Location	Bell County, Texas; Burnet County, Texas
Type	Reservoir
Inflow	Lampasas River; Cowhouse Creek; Little River
Outflow	Lampasas River
Basin countries	United States
Area	6,900 acres
Max-depth	70 ft
Volume	291,000 acre-feet
Elevation	740 ft
Operator	United States Army Corps of Engineers

Stillhouse Hollow Lake Stillhouse Hollow Lake is a reservoir on the Lampasas River impounding water in central Texas. The project serves flood control, water supply, and recreation functions for communities in Temple, Texas, Belton, Texas, and surrounding areas. The lake lies near transportation corridors such as Interstate 35 and provides regional benefits tied to agencies like the United States Army Corps of Engineers and utilities serving Bell County, Texas and Burnet County, Texas.

Geography and Hydrology

The lake occupies a basin formed by the Lampasas River and tributaries including Cowhouse Creek and the Little River, situated within the physiographic regions of the Edwards Plateau, the Blackland Prairies, and proximate to the Cross Timbers. The reservoir's watershed intersects municipal jurisdictions including Temple, Texas, Belton, Texas, Killeen, Texas, and Georgetown, Texas, and drains toward downstream systems linked to the Brazos River and ultimately the Gulf of Mexico. Regional climate influences stem from patterns affecting Texas Hill Country, the Southern Plains, and weather systems tracked by the National Weather Service. Hydrologic metrics—surface area, storage capacity, inflow/outflow regimes—are managed seasonally with reference to standards used by the United States Geological Survey and the U.S. Army Corps of Engineers. Geologic substrata include formations mapped by the Bureau of Economic Geology and features similar to karst occurrences documented in Central Texas.

History and Construction

The conception and authorization of the reservoir followed planning by federal agencies such as the U.S. Army Corps of Engineers and legislative actions in the Congress of the United States. Land acquisition and construction involved local interests from Bell County, Texas and Burnet County, Texas, and coordination with utilities like the Lower Colorado River Authority for regional water planning. Major civil works contracts were awarded to engineering and construction firms experienced with projects like Glen Canyon Dam and Travis Lake developments. The project timeline parallels other mid-20th-century infrastructure initiatives including flood control and water resource programs overseen by the Flood Control Act legislation. Community impacts and resettlement issues were considered alongside environmental assessments influenced by statutes such as the National Environmental Policy Act.

Dam and Flood Control

The dam impounding the lake is operated by the United States Army Corps of Engineers and configured to provide flood risk reduction for downstream municipalities including Belton, Texas and Temple, Texas. Design features align with practices used at projects like Addicks Reservoir and Barker Reservoir to attenuate high flows associated with severe weather events tracked by the National Hurricane Center and the National Oceanic and Atmospheric Administration. Spillway, outlet works, and instrumentation conform to regulatory regimes overseen by the Federal Emergency Management Agency and engineering standards promulgated by the American Society of Civil Engineers. Coordination with regional emergency management entities such as the Bell County Office of Emergency Management and water utilities supports operational releases that protect infrastructure on corridors like Interstate 35 and municipal water supplies for Fort Hood adjacent communities.

Recreation and Parks

Recreational facilities around the lake include boat ramps, campgrounds, day-use areas, and trails managed by the United States Army Corps of Engineers in partnership with local park authorities from Bell County, Texas and private concessionaires. Activities such as bass fishing, boating, camping, and hiking draw visitors from metropolitan centers including Austin, Texas, Waco, Texas, and Dallas–Fort Worth. Angling targets species stocked or managed in the reservoir consistent with programs by the Texas Parks and Wildlife Department and regional hatcheries modeled after initiatives in Cedar Creek Reservoir and Lake Whitney (Texas). Nearby attractions and transit connections include Belton Lake Outdoor Recreation Area, historical sites like Fort Hood, and transportation nodes such as U.S. Route 190 and Texas State Highway 36 facilitating tourism.

Ecology and Environment

The reservoir supports aquatic and riparian habitats hosting fish species such as largemouth bass, white crappie, and channel catfish consistent with stocking and habitat management by the Texas Parks and Wildlife Department and fisheries biologists from institutions like the Texas A&M University system. Shorelines and adjacent uplands contain plant communities characteristic of the Texas Hill Country and the Blackland Prairies, with management considerations overlapping conservation efforts by groups similar to the Nature Conservancy and state wildlife management programs. Water quality, sedimentation, and invasive species issues are monitored through protocols from the Environmental Protection Agency, the United States Geological Survey, and state agencies; concerns mirror challenges documented at reservoirs like Lake Granbury and Lake Belton. Migratory bird usage aligns with flyways described by the Audubon Society and the U.S. Fish and Wildlife Service.

Management and Operations

Operational oversight is provided by the United States Army Corps of Engineers with stakeholder engagement among county governments (e.g., Bell County, Texas), municipal water authorities, and state agencies such as the Texas Parks and Wildlife Department and the Texas Commission on Environmental Quality. Funding, maintenance, and capital improvements are coordinated with federal appropriations routed through the United States Congress and technical standards from organizations like the American Society of Civil Engineers and the National Research Council. Emergency response and public safety coordination involve entities including the Bell County Office of Emergency Management, local law enforcement, and state agencies during high-flow or drought conditions. Long-term planning integrates regional water supply strategies linked to reservoirs managed by entities such as the Lower Colorado River Authority and municipal water districts serving Temple, Texas and Belton, Texas.

Category:Reservoirs in Texas Category:Bodies of water of Bell County, Texas Category:Bodies of water of Burnet County, Texas