Your favorites:
Local Info
Critical Stages
15' - Action21' - Flood25' - Moderate Flood27' - Major Flood
Monongahela River - Gauge GYLP1
Grays Landing L&D, PA
Lat: 39.82N, Lon: 79.92W
 
Latest Observation
Updated: 1:46 AM EDT 10/20/25
Stage:10.25 ft
Flow:2.41 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

Buy me a coffee