About this river
Rocky River is a 16.1 mile river near The Haw River Canoe & Kayak Company in North Carolina. Streamflow is measured at the USGS gauge Rocky R at US 64 near Siler City, NC (site 02101726). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2009 to 2026
Rocky River typically runs highest in March, at a median 40 cfs, and lowest in September, at 2.4 cfs. The highest flow on record for any single day is 7,450 cfs, in 2018.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 32 | 9.6 to 73 | |
| February | 37 | 14 to 82 | |
| March | 40 | 21 to 83 | |
| April | 21 | 11 to 52 | |
| May | 10 | 8.0 to 24 | |
| June | 5.6 | 4.0 to 12 | |
| July | 3.4 | 2.5 to 8.7 | |
| August | 3.5 | 1.8 to 11 | |
| September | 2.4 | 1.4 to 5.0 | |
| October | 3.4 | 2.2 to 6.4 | |
| November | 5.2 | 3.6 to 12 | |
| December | 9.0 | 4.0 to 68 |
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 17 years of record. Statistics published by the US Geological Survey for Rocky R at US 64 near Siler City, NC (site 02101726). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Rocky River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
See every free widget you can put on your site, including live conditions and a 7 day forecast.


