Letz Lake

Letz Lake is an earth dam located in Pondera County, Montana, built in 1952. It carries a Low hazard potential classification.

About Letz Lake

The primary purpose of Letz Lake is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Nick G Letz (private). It impounds the Tr-dry Fork Marias River near Ledger.

The dam stands 30 feet tall and stretches 140 feet across, has a maximum storage capacity of 34 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1952, the structure is well into its service life at over 50 years old.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 01/01/1952. That was over 74 years ago.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

Low Hazard ConditionEmergency Action Plan: Not Required

Location

StateMontana
CountyPondera
Nearest CityLedger
River/StreamTr-dry Fork Marias River
Coordinates48.23260, -111.82490

Physical Characteristics

Dam TypeEarth
NID Height30 ft
Dam Height30 ft
Dam Length140 ft
Year Completed1952 (74 years old)

Storage & Hydraulics

NID Storage34 acre-ft
Max Storage34 acre-ft
Normal Storage15 acre-ft
Drainage Area2 sq mi
Max Discharge90 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerNICK G LETZ
Owner TypePrivate
Hazard ClassificationLow
Last Inspection01/01/1952
Emergency Action PlanNot Required

Identifiers

NID IDMT01537
Federal IDMT01537
More InfoState Dam Safety Program

Nearby Dams