Lake Hollyhill Dam, located in Ventura, Texas, is a privately-owned earth dam completed in 1965 primarily for recreational purposes.
Wind
Humidity
The dam stands at a height of 19 feet, with a length of 750 feet, and has a maximum storage capacity of 113 acre-feet. It is situated on TR-Mill Creek and is under the jurisdiction of the Galveston District of the US Army Corps of Engineers.
The dam features an uncontrolled spillway with a width of 75 feet and two uncontrolled outlet gates. Despite being classified as having a moderate risk level, the dam's hazard potential and condition assessment are currently not available. The last inspection was conducted in March 2009, with an inspection frequency of 5 years. While the dam is not regulated by the state, it does require permitting and inspection by Texas authorities.
Lake Hollyhill Dam offers a picturesque setting for water resource and climate enthusiasts to enjoy various recreational activities. With its scenic surroundings and ample water storage capacity, the dam serves as a popular attraction in the Grimes County area, providing opportunities for boating, fishing, and other outdoor recreation.
Year Completed |
1965 |
Dam Length |
750 |
Dam Height |
19 |
River Or Stream |
TR-MILL CREEK |
Primary Dam Type |
Earth |
Surface Area |
10 |
Hydraulic Height |
19 |
Drainage Area |
0.31 |
Nid Storage |
113 |
Structural Height |
19 |
Outlet Gates |
Uncontrolled - 2 |
Hazard Potential |
Not Available |
Foundations |
Unlisted/Unknown |
Nid Height |
19 |
Lake Ck Nr Dobbin
|
14cfs |
Spring Ck Nr Tomball
|
35cfs |
Dry Ck At Fm 2978
|
2cfs |
Lake Ck At Sendera Ranch Rd Nr Conroe
|
101cfs |
Spring Ck At Kuykendahl Rd
|
151cfs |
W Fk San Jacinto Rv Bl Lk Conroe Nr Conroe
|
262cfs |