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Safe Harbor


This is the Lower Susquehanna River update for Saturday April 29, 2017.

The current river flow into Safe Harbor is approximately 45,000 cubic feet per second and decreasing.

The condition of the water is murky and 64 degrees Fahrenheit.

There was 0.00 inches of precipitation reported at Safe Harbor between 7 am yesterday and 7 am today.

The forecasted average daily river flows into Safe Harbor for the next three days are 43,500, 46,300 and 48,000 cubic feet per second. The Safe Harbor forebay elevation at 7 am was approximately 226.7 feet above mean sea level.

The elevation on Safe Harbor’s Lake Clarke is scheduled to be regulated near the top level of 227.2 feet and 3 feet below the top level for today and 3 feet below for tomorrow. Below Safe Harbor, the tailrace area can vary several feet in a matter of minutes during normal operating conditions. Be aware of this danger and pay close attention to varying water levels at Safe Harbor Dam.
Safe Harbor is scheduled to generate power intermittently today and tomorrow. Safe Harbor is not scheduled to spill water today or tomorrow, but spill could occur at any time. Boaters, please remain at least 1500 feet upstream of the dam for your safety.

The elevation of Holtwood’s Lake Aldred is scheduled to be regulated between a top level of 167.0 feet and 165.0 feet for today. Holtwood is scheduled to spill water over the top of the dam today and tomorrow. Spill can occur at any time. Please be aware of this danger. Spill begins at 165.00 feet above mean sea level.
Please stay off of the rocks below the Holtwood dam or you could easily find yourself trapped by rising water. Boaters should avoid the area downstream of the 1-mile warning tower in the river. Portage access users must keep to the East shore (river left) and use caution. A portage phone at the boat ramp is available for portage assistance. 

Please keep in mind that all hydroelectric power generation schedules, as well as lake elevations, are subject to change at any time without notice.

The Safe Harbor Fishermen’s bridge is open to the public.  Holtwood’s tailrace fishing area is open to the public.
The Pequea boat ramp is currently open and York furnace boat ramp is currently closed.  Boaters should read all signs and information that alert boaters about safety issues upstream and downstream of the dam and portage access.  Boaters are urged to use caution and avoid boating in the lower end of Lake Aldred within 1 mile of the Holtwood dam.

For portage assistance, a minimum of 24 hours’ notice is required.  Please contact Sickman's Mill LLC at: mail at or 717-419-4799

Thank you and have a Safe Day.

Brookfield Renewable
Recreation and Flow
Brookfield Renewable
Safe Harbor Citizens Information Advisory Committee
Brookfield Renewable
Recreation Areas
Environmental Stewardship
Brookfield Renewable
Fish Lift