Stonycreek River in Pennsylvania
Around here
Around Stonycreek River
- Johnstown Flood National MemorialRecreation area11 mi (opens in a new tab)
- Flight 93 National MemorialRecreation area11.1 mi (opens in a new tab)
- Johnstown Flood National Memorial Visitor CenterVisitor center11.3 mi (opens in a new tab)
- Flight 93 Visitor CenterVisitor center11.4 mi (opens in a new tab)
Data Source: Recreation.gov · Public land: USGS PAD-US
About this river
Stonycreek River is a 37.2 mile river. Streamflow is measured at the USGS gauge Stonycreek River at Ferndale, PA (site 03040000). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1939 to 2026
Stonycreek River typically runs highest in March, at a median 1,140 cfs, and lowest in September, at 107 cfs. The highest flow on record for any single day is 19,700 cfs, in 2018.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 512 | 280 to 1,000 |
| February | 614 | 340 to 1,290 |
| March | 1,140 | 708 to 1,850 |
| April | 892 | 627 to 1,515 |
| May | 681 | 387 to 1,100 |
| June | 326 | 209 to 569 |
| July | 181 | 105 to 324 |
| August | 127 | 73 to 214 |
| September | 107 | 58 to 214 |
| October | 118 | 67 to 252 |
| November | 248 | 123 to 529 |
| December | 475 | 242 to 904 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 87 years of record. Statistics published by the US Geological Survey for Stonycreek River at Ferndale, PA (site 03040000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
One mapped launch sits in the mapped area of Stonycreek River. Ramp data comes from the USGS national boat-ramp inventory.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Stonycreek River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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