What is the current flow on Difficult Run?
Difficult Run is currently flowing at 22.1 cfs at USGS gauge 01646000 as of Aug 18, 10:15 AM UTC.
Difficult Run at Great Falls Water Level, Temperature & Fishing Conditions
Water level (gauge height) · Live from USGS
2.86 ft
Flow 22.1 cfs · Water temp 76.3°F (24.6°C) · as of Aug 18, 10:15 AM UTC
Flow is 22.1 cfs.
Flow
22.1 cfs
Gauge Height
2.86 ft
Water Temp
76.3°F (24.6°C)
Water Temperature
76.3°F (24.6°C) · as of Aug 18, 10:15 AM UTC
About This Gauge
USGS 01646000 is a public stream gauge on Difficult Run in Virginia. Waderly uses this page as the canonical landing page for flow, water level, and fishing-condition checks on this water. There is 1 same-waterway gauge nearby for upstream and downstream comparison.
3-Day Weather Outlook
NOAA forecast data for Difficult Run is not cached on this page yet. The live Waderly map forecast will populate first, and search crawlers can still see flow, gauge height, temperature, nearby gauges, and state-hub links here.
Waderly combines real-time USGS stream gauges with weather, barometric pressure trends, and solunar activity so you know what the water is doing before you go. The "typical" comparison above is an approximation based on the historical daily median flow for this date at this gauge.
More Gauges On Difficult Run
These nearby gauges are on the same named waterway, which makes them more useful for upstream and downstream context than unrelated creeks at the same distance.
Other Nearby Gauges
- DEAD RUN AT WHANN AVENUE NEAR MCLEAN, VA · 3.9 mi
- THE GLADE NEAR HOWLAND DRIVE AT RESTON, VA · 5.7 mi
- SNAKEDEN BRANCH ABOVE LAKE AUDUBON AT RESTON, VA · 6.0 mi
- S F LITTLE DIFFICULT RUN ABOVE MOUTH NR VIENNA, VA · 6.8 mi
- TRIPPS RUN AT FALLS CHURCH, VA · 7.6 mi
- FOUR MILE RUN AT HWY 29 AT FALLS CHURCH, VA · 7.6 mi
- ACCOTINK CREEK NEAR RANGER ROAD AT FAIRFAX, VA · 7.9 mi
Frequently Asked Questions
Is Difficult Run above or below normal right now?
Waderly compares Difficult Run against its historical median when that gauge has enough flow history loaded. This page does not have that above-or-below-normal comparison yet.
What is the water temperature on Difficult Run?
The latest reported water temperature on Difficult Run is 76.3°F (24.6°C) as of Aug 18, 10:15 AM UTC.
What other gauges should I check near Difficult Run?
Other gauges on Difficult Run worth checking include DIFFICULT RUN ABOVE FOX LAKE NEAR FAIRFAX, VA (7.8 miles away). Same-waterway gauges are usually the best upstream and downstream cross-check when you are deciding whether conditions are improving or dropping out.
What is the weather outlook for Difficult Run?
NOAA forecast data for Difficult Run is not cached on this page yet. Waderly's live map forecast usually fills in first.
Intelligence for the water
Get a free alert the moment Difficult Run hits your window — the right flow, temperature, and conditions — instead of refreshing this page. Waderly watches the gauge so you don't have to.
Set a free flow alert for Difficult Run