About this river
Cedar Run is a 5.1 mile river near Virginia Outdoor Center in Virginia. Streamflow is measured at the USGS gauge Cedar Run near Catlett, VA (site 01656000). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1951 to 2026
Cedar Run typically runs highest in March, at a median 82 cfs, and lowest in September, at 4.3 cfs. The highest flow on record for any single day is 18,500 cfs, in 1972.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 65 | 31 to 128 | |
| February | 78 | 44 to 151 | |
| March | 82 | 45 to 153 | |
| April | 61 | 33 to 115 | |
| May | 35 | 17 to 86 | |
| June | 16 | 6.3 to 41 | |
| July | 7.0 | 2.8 to 19 | |
| August | 5.2 | 1.7 to 13 | |
| September | 4.3 | 1.5 to 13 | |
| October | 6.8 | 3.1 to 23 | |
| November | 16 | 7.5 to 53 | |
| December | 46 | 18 to 103 |
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 72 years of record. Statistics published by the US Geological Survey for Cedar Run near Catlett, VA (site 01656000). 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 Cedar Run'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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