TidalMapLittle Seneca Creek Tributary near Germantown, MD Water Level Today
NWS river forecast
| When | Stage | Flow |
|---|
Forecast from the NOAA National Water Prediction Service. Issued a few times a day and only while a forecast is active. Not for navigation.
Last 30 days
About this gauge
USGS gauge 01644375 sits on Little Seneca Creek Tributary and reads everything draining 1.4 square miles of the Middle Potomac-Catoctin basin. Its datum sits 425 feet above sea level NAVD88. Daily flow has been on record here since 2004, 22 years of it.
Where this gauge sits in the drainage
No gauged site sits above this one on the mainstem, so this is the first published reading on the river. Downstream the next reading comes from Seneca Creek at Dawsonville, MD at 101 square miles, so what passes this gauge is about 1% of the water measured there. Water passing here goes on to Potomac River near Wash, Dc Little Falls Pump Sta.
Normal flows here
Little Seneca Creek Tributary runs a median of 1.2 cfs at this gauge across 22 years of record. February is the fullest month at a median 1.4 cfs, and September the leanest at 0.8 cfs. The highest daily mean on record is 154 cfs in 2011, and the lowest is 0.2 cfs in 2025.
| Month | Median flow | Share of annual median |
|---|---|---|
| Jan | 1.2 cfs | 100% |
| Feb | 1.4 cfs | 117% |
| Mar | 1.4 cfs | 117% |
| Apr | 1.4 cfs | 113% |
| May | 1.4 cfs | 117% |
| Jun | 1.1 cfs | 92% |
| Jul | 0.9 cfs | 78% |
| Aug | 0.9 cfs | 75% |
| Sep | 0.8 cfs | 70% |
| Oct | 1.0 cfs | 82% |
| Nov | 1.1 cfs | 92% |
| Dec | 1.3 cfs | 108% |
Medians from the USGS daily-statistics record, 2004 to 2026. A month at 100% is running at its own long-term median.
Flood stages and record crests
NWS action stage at this gauge is 5 feet. The highest crest on record is 6 feet, in September 2011.
| Category | Gage height |
|---|---|
| Action | 5 ft |
| When | Crest |
|---|---|
| September 2011 | 6 ft |
| June 2006 | 5.9 ft |
| November 2006 | 5 ft |
| July 2005 | 4.9 ft |
| July 2018 | 4.7 ft |
Flood categories and crest history from the NOAA National Water Prediction Service, gauge GMNM2. Stages are gage height, not depth. Not for navigation.
Nearby river gauges
- Cabin Branch near Boyds, MD
- Little Seneca Creek Tributary at Brink, MD
- Little Seneca Creek Tributary near Clarksburg, MD
- Tenmile Creek near Clarksburg, MD
- Tenmile Creek near Boyds, MD
- Soper Branch at Hyattstown, MD
- Seneca Creek at Dawsonville, MD
- Bennett Creek at Park Mills, MD
- Monocacy River near Dickerson, MD
- Broad Run near Leesburg, VA
- Potomac River at Edwards Ferry near Poolesville,md
- Monocacy River at Jug Bridge near Frederick, MD
Live streamflow and gage height: USGS gauge 01644375. Percentile context computed against the gauge's period of record. Not for navigation.
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