About this river
Mattawoman Creek is a 7.4 mile stream near Atlantic Kayak Co in Maryland. Streamflow is measured at the USGS gauge Mattawoman Creek near Pomonkey, MD (site 01658000). The National Hydrography Dataset places it at stream order 4. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1950 to 2025
Mattawoman Creek typically runs highest in March, at a median 61 cfs, and lowest in September, at 0.2 cfs. The highest flow on record for any single day is 5,610 cfs, in 1955.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 45 | 25 to 87 | |
| February | 57 | 36 to 117 | |
| March | 61 | 36 to 114 | |
| April | 54 | 31 to 88 | |
| May | 27 | 12 to 56 | |
| June | 9.9 | 2.4 to 25 | |
| July | 1.8 | 0.0 to 12 | |
| August | 0.9 | 0.0 to 9.9 | |
| September | 0.2 | 0.0 to 8.4 | |
| October | 2.5 | 0.0 to 16 | |
| November | 15 | 4.9 to 44 | |
| December | 35 | 16 to 84 |
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 47 years of record. Statistics published by the US Geological Survey for Mattawoman Creek near Pomonkey, MD (site 01658000). 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 Mattawoman Creek'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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