Thomas-Cavender

PINE HOLLOW CREEK (OFFSTREAM)· Grant, Oregon· Built 1985· Earth· 32 ft tall

Low Hazard Irrigation Private

Key Takeaway

Thomas-Cavender is classified as low hazard in Oregon. It was completed in 1985 and is 41 years old. Its primary use is irrigation.

Physical Details

Dam Height	32 ft (taller than 63.9% in OR)
Dam Length	240 ft
Dam Type	Earth
Max Storage	175 acre-ft
Normal Storage	175 acre-ft

Surface Area	3 acres
Drainage Area	167 sq mi
Max Discharge	40 cfs
Year Completed	1985 (41 years old)
NID ID	OR00739

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: No

Last Inspection: January 21, 2014

State Regulated: Yes

Regulatory Agency: OWRD

Ownership

J & L ORCHARDS LLC

Private

Nearby Dams

Waller No. 3

Grant, OR

Low Hazard 64 ft

Frequently Asked Questions

What is the hazard classification of Thomas-Cavender?

Thomas-Cavender is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Thomas-Cavender?

Thomas-Cavender is owned by J & L ORCHARDS LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Thomas-Cavender built?

Thomas-Cavender was completed in 1985, making it 41 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Thomas-Cavender?

Thomas-Cavender serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Thomas-Cavender?

Thomas-Cavender has a dam height of 32 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Thomas-Cavender last inspected?

Thomas-Cavender was last inspected on January 21, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.