Isabel Lake No. 2

Tr Isabel Creek· Santa Clara, California· Earth· 18 ft tall
Low Hazard Water Supply Irrigation Recreation Private

Key Takeaway

Isabel Lake No. 2 is classified as low hazard in California. Its primary use is water supply.

Physical Details

Dam Height 18 ft (taller than 12.6% in CA)
Dam Length320 ft
Dam TypeEarth
Max Storage95 acre-ft
Surface Area12 acres
NID IDCA01255

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: September 10, 2021
State Regulated: Yes
Regulatory Agency: DWR, Division of Safety of Dams

Ownership

Private Entity

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Isabel Lake No. 2?

Isabel Lake No. 2 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 Isabel Lake No. 2?

Isabel Lake No. 2 is owned by Private Entity (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Isabel Lake No. 2?

Isabel Lake No. 2 serves the following purposes: Water Supply, Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Isabel Lake No. 2?

Isabel Lake No. 2 has a dam height of 18 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 Isabel Lake No. 2 last inspected?

Isabel Lake No. 2 was last inspected on September 10, 2021. 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.