Monticello City No. 1

NORTH CREEK--OFFSTREAM· San Juan, Utah· Built 1975· Earth·
Low Hazard Irrigation Local Government

Key Takeaway

Monticello City No. 1 is classified as low hazard in Utah. It was completed in 1975 and is 51 years old. Its primary use is irrigation.

Physical Details

Dam Length1,600 ft
Dam TypeEarth
Max Storage135 acre-ft
Normal Storage125 acre-ft
Drainage Area0 sq mi
Year Completed1975 (51 years old)
NID IDUT00356

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 8, 2021
State Regulated: Yes
Regulatory Agency: Utah Division of Water Rights

Ownership

MONTICELLO CITY

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Monticello City No. 1?

Monticello City No. 1 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 Monticello City No. 1?

Monticello City No. 1 is owned by MONTICELLO CITY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Monticello City No. 1 built?

Monticello City No. 1 was completed in 1975, making it 51 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 Monticello City No. 1?

Monticello City No. 1 serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Monticello City No. 1 last inspected?

Monticello City No. 1 was last inspected on July 8, 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.