Allegheny River (12 miles) — Oakmont to Mouth (Ohio River Confluence) Monongahela River (16 miles) — Youghiogheny River Confluence to Mouth (Ohio River Confluence) Ohio River (12 miles) — Confluence with Allegheny/Monongahela Rivers to Sewickley
Upper Section (39 miles) — Headwaters to Irwin Run Trail guideTrail
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Middle Section (56 miles) — Irwin Run to Mill Creek Trail guideTrail
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Lower Section (37 miles) — Mill Creek to Mouth (no guide for the Lower Clarion because there is very limited public access to this part of the river)
Get started by clicking on one of the water trails on the map or choosing one from the Bookmarks drop-down list at the upper-right of the map.
USGS gauges and access points will only display after you are zoomed in on a trail. Click "Zoom to" to get a closer look of a trail or point of interest.
Additional features and functions are available from the drop-downs and links above the map.