Simmons Upper Reservoir

High HazardPoor ConditionEmergency Action Plan: No

Location

StateRhode Island
CountyProvidence
Nearest CityJOHNSTON
River/StreamCEDAR SWAMP BROOK
Coordinates41.79709, -71.51953

Physical Characteristics

Dam TypeMasonry
NID Height16 ft
Dam Height16 ft
Dam Length650 ft
Year Completed1865 (161 years old)

Storage & Hydraulics

NID Storage430 acre-ft
Max Storage430 acre-ft
Normal Storage384 acre-ft
Surface Area48 acres
Drainage Area3 sq mi
Max Discharge375 cfs

Ownership & Safety

PurposeDebris Control
OwnerJOHNSTON, TOWN OF
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentPoor
Emergency Action PlanNo

Identifiers

NID IDRI01602
Federal IDRI01602
More InfoState Dam Safety Program

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