About this river
Frankstown Branch Juniata River is a 21.7 mile river near Canoe Creek Boat Rental in Pennsylvania. Streamflow is measured at the USGS gauge Frankstown Br Juniata River at Williamsburg, PA (site 01556000). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1917 to 2026
Frankstown Branch Juniata River typically runs highest in March, at a median 632 cfs, and lowest in September, at 88 cfs. The highest flow on record for any single day is 25,000 cfs, in 1936.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 283 | 162 to 512 | |
| February | 352 | 218 to 620 | |
| March | 632 | 402 to 988 | |
| April | 566 | 360 to 837 | |
| May | 390 | 250 to 629 | |
| June | 193 | 136 to 318 | |
| July | 123 | 93 to 195 | |
| August | 100 | 77 to 154 | |
| September | 88 | 71 to 126 | |
| October | 94 | 73 to 158 | |
| November | 146 | 91 to 309 | |
| December | 262 | 140 to 481 |
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 110 years of record. Statistics published by the US Geological Survey for Frankstown Br Juniata River at Williamsburg, PA (site 01556000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
4 mapped launches sit in the mapped area of Frankstown Branch Juniata River, all of them public access. 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 Frankstown Branch Juniata 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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