About this river
South Anna River is a 15.9 mile river near RVA Paddlesports in Virginia. Streamflow is measured at the USGS gauge South Anna River near Ashland, VA (site 01672500). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1931 to 2026
South Anna River typically runs highest in March, at a median 415 cfs, and lowest in September, at 60 cfs. The highest flow on record for any single day is 16,000 cfs, in 1969.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 324 | 212 to 542 | |
| February | 382 | 256 to 638 | |
| March | 415 | 271 to 652 | |
| April | 355 | 234 to 559 | |
| May | 228 | 159 to 371 | |
| June | 131 | 92 to 228 | |
| July | 94 | 59 to 158 | |
| August | 74 | 41 to 148 | |
| September | 60 | 30 to 120 | |
| October | 80 | 44 to 161 | |
| November | 136 | 84 to 284 | |
| December | 244 | 144 to 423 |
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 89 years of record. Statistics published by the US Geological Survey for South Anna River near Ashland, VA (site 01672500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show South Anna 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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