recent changes

2013-06-19: The vertical datum of the 1998 TWDB rating curve for Lake Graham has been adjusted from NGVD29 to NGVD29+1.3ft.

Lake Graham is 39.1% full as of 2014-11-01

Date Percent Full Water Level
(ft)
Height Above Conservation Pool
(ft)
Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Surface Area
(acres)
Today 2014-11-01 39.1 1,060.72 -15.58 17,704 17,690 45,288 1,427
Yesterday 2014-10-31 39.1 1,060.74 -15.56 17,732 17,718 45,288 1,429
2 days ago 2014-10-30 39.2 1,060.76 -15.54 17,761 17,747 45,288 1,430
1 week ago 2014-10-25 39.4 1,060.83 -15.47 17,861 17,847 45,288 1,434
1 month ago 2014-10-01 40.0 1,061.01 -15.29 18,120 18,106 45,288 1,445
3 months ago 2014-08-01 45.2 1,062.60 -13.70 20,491 20,477 45,288 1,539
6 months ago 2014-05-01 47.5 1,063.25 -13.05 21,505 21,491 45,288 1,583
1 year ago 2013-11-01 54.9 1,065.29 -11.01 24,878 24,864 45,288 1,722
*

Percent Full is based on Conservation Storage and Conservation Capacity.

Additional Information

Impoundment date 1958-01-01
Vertical datum NGVD29 +1.3
Gauge USGS:08088400
Conservation pool elevation 1076.3 ft above NGVD29
Dead pool elevation 1031.3 ft above NGVD29

Elevation-Area-Capacity Curves

1958-01-01 (source: usgs)
1998-04-01 (source: twdb) : GIS Data