How do I know if a river or stream is navigable?
Click here for a list of Navigable rivers and streams within Pittsburgh District boundaries.
Where can I get lock schedules?
All of the Ohio River Locks in the Pittsburgh District are open 24 hours daily. Monongahela River’s Braddock, L/D 3, L/D 4, Maxwell, Grays Landing and Point Marion Locks are open 24 hours daily. Click here for current lock schedules for other locks on the Allegheny and Monongahela Rivers or call the lock. Are locks are frequently closed for short periods for maintenance; always check our navigation notices before setting sail.
Where can I find river and lake levels?
Visit our water management page and click on Daily Reservoir Report and Forecast.
When will the flash boards be removed or placed at Lock 9, Allegheny River?
The boards are generally placed on the dam sometime in May and removed sometime in October, depending on the river level. Please visit our navigation notices page for the most recent info.
Where can I get hydrographic maps?
Pittsburgh District hydrographic maps are available online. Links to other agencies with free, online maps are listed on our navigation charts page.
There’s an obstruction in the navigation channel. Who do I report that to?
Contact our regulatory branch at 412-395-7247 or call the nearest locks and dam.
Where do I report navigation violations on the Allegheny, Monongahela and Ohio Rivers, such as speeding in a no wake zone? Commercial vessel violations should be reported to the Coast Guard. Recreational vessel violations in PA, contact US Fish & Boat Commission; in OH contact the Division of Watercraft; and in WV, contact Dept. of Natural Resources.
Where do I report navigation violations on the Corps Lakes, such as speeding in a no wake zone?
If there is a state patrol on the lake, contact them (see previous question); or inform any Corps employee.
How can I find out which gates are open at the locks and dams?
Contact the locks and dam.