Major Flood
18 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
14 ft
Minor Flood
11 ft
Action Stage
8 ft
What Floods at Each Level
21 ft
Crest during Hurricane Ivan flood.
18.6 ft
Water flows into parking lot near gage
16.8 ft
Water reaches top of high concrete project wall at gage site
16.5 ft
Water reaches surface of Grant Street bridge
13.7 ft
Water reaches the bottom of the upstream side of Grant Street bridge deck
11 ft
Water reaches gazebo garden near first house below gage
10.8 ft
Water reaches top of stone wall just downstream of gage
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Jul 5, 2018 | 13.56 ft | — |
| Jul 11, 2019 | 12.26 ft | — |
| Sep 1, 2021 | 12.17 ft | 2,849 cfs |
About This Gauge
Get Flood Alerts for Girty's Run
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Girty's Run at Girty's Run?
The Girty's Run at Girty's Run gauge is maintained by USGS (site 03049819) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Girty's Run at Girty's Run?
The NWS-defined flood stage for Girty's Run at Girty's Run is 11 feet. Action stage begins at 8 feet. Moderate flooding starts at 14 feet, and major flooding at 18 feet.
How do I get alerts when Girty's Run rises?
Download StormCast free on Google Play, go to River Gauges, and add Girty's Run at Girty's Run to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Girty's Run at Girty's Run gauge located?
The gauge is located in Allegheny County, Pennsylvania at coordinates 40.4778°N, 79.9700°W. USGS site number: 03049819. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: Observations courtesy of U.S. Geological Survey
- Stage may be affected by ice.