Input stage conditions:

Neosho River
07185000
Grand Lake
07190000
  1. 2
  2. 26
2 feet
  1. 743.6
  2. 753.6
743.6 feet

USGS gaging stations (clickable) [data]
Lidar land-surface elevation (NAVD88)
OWRB lake-bottom elevation (NGVD29) [data]
Streams [data]
Model cross sections (clickable)
FEMA 100-year flood zone
Neosho River inundation areas
Grand Lake inundation areas
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Neosho River near Commerce, OK
Stage, in feet above arbitrary gage datum


Click on the hydrograph to display the nearest-matching model scenario in the map

NWS Neosho River Flood Categories (in feet):
Major Flood Stage:24
Moderate Flood Stage:18
Flood Stage:15
Action Stage:14


Current stage at Pensacola Dam on Grand Lake: 742.16 feet PD (743.56 NAVD88) at 2020-02-20 02:00 CST


The U.S. Army Corps of Engineers maintains current and historic data on lake stage and storage at Grand Lake O' the Cherokees.

The target managed lake elevation is dependent on the time of year. [more]