S-166

MOWRY CANAL (C-103(N))· Miami-Dade, Florida· Built 1967· Other· 23 ft tall
Low Hazard Flood Risk Reduction State Government

Key Takeaway

S-166 is classified as low hazard in Florida. It was completed in 1967 and is 59 years old. Its primary use is flood risk reduction.

Physical Details

Dam Height 23 ft (taller than 59.8% in FL)
Dam Length60 ft
Dam TypeOther
Max Storage92 acre-ft
Normal Storage88 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Max Discharge420 cfs
Year Completed1967 (59 years old)
NID IDFL00386

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: July 10, 1905
State Regulated: Yes
Regulatory Agency: FDEP

Ownership

SFWMD

State Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of S-166?

S-166 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 S-166?

S-166 is owned by SFWMD (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was S-166 built?

S-166 was completed in 1967, making it 59 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 S-166?

S-166 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is S-166?

S-166 has a dam height of 23 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 S-166 last inspected?

S-166 was last inspected on July 10, 1905. 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.