South Hill Pond Dam

South Hill Pond Dam is an earth dam located in Tompkins County, New York. It carries a Significant hazard potential classification and has a satisfactory condition assessment.

About South Hill Pond Dam

The primary purpose of South Hill Pond Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Ithaca College (private). It impounds the Tr-sixmile Creek near Ithaca.

The dam stands 20 feet tall and stretches 400 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 6 acre-feet, and collects water from a drainage area of 0 square miles.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 02/27/2025.

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

Significant HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateNew York
CountyTompkins
Nearest CityIthaca
River/StreamTr-sixmile Creek
Coordinates42.42583, -76.49556

Physical Characteristics

Dam TypeEarth
NID Height20 ft
Dam Height20 ft
Dam Length400 ft

Storage & Hydraulics

NID Storage6 acre-ft
Max Storage6 acre-ft
Normal Storage1 acre-ft
Surface Area1 acres
Drainage Area0 sq mi
Max Discharge236 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerITHACA COLLEGE
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection02/27/2025
Emergency Action PlanYes

Identifiers

NID IDNY14760
Federal IDNY14760
More InfoState Dam Safety Program

Nearby Dams