US Army Corps of Engineers

Grand Coulee Dam

Tuesday November 28, 2023

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 67.80 67.80 0.00 1278.00 958.10 319.90
2 60.90 60.90 0.00 1278.00 957.30 320.70
3 60.10 60.10 0.00 1278.00 957.50 320.50
4 69.90 69.90 0.00 1278.00 958.00 320.00
5 90.10 90.10 0.00 1278.00 959.50 318.50
6 128.20 128.20 0.00 1277.90 962.50 315.40
7 134.70 134.70 0.00 1277.80 963.90 313.90
8 139.30 139.30 0.00 1277.80 964.70 313.10
9 114.00 114.00 0.00 1277.80 963.10 314.70
10 109.10 109.10 0.00 1277.80 962.20 315.60
11 106.80 106.80 0.00 1277.80 961.80 316.00
12 85.30 85.30 0.00 1277.90 960.10 317.80
13 71.50 71.50 0.00 1277.90 958.60 319.30
14 59.10 59.10 0.00 1277.80 957.50 320.30
15 56.70 56.70 0.00 1277.80 957.00 320.80
16 93.40 93.40 0.00 1277.80 959.30 318.50
17 106.20 106.20 0.00 1277.70 961.10 316.60
18 112.50 112.50 0.00 1277.70 961.60 316.10
19 120.90 120.90 0.00 1277.70 962.30 315.40
20 112.40 112.40 0.00 1277.80 961.90 315.90
21 96.30 96.30 0.00 1277.80 960.80 317.00
22 83.30 83.30 0.00 1277.80 959.40 318.40
23 62.30 62.30 0.00 1277.80 957.70 320.10
24 50.70 50.70 0.00 1277.80 956.50 321.30
AVG 91.31 91.31 0.00 1277.84 960.10 317.74
MAX 139.30 139.30 0.00 1278.00 964.70 321.30
MIN 50.70 50.70 0.00 1277.70 956.50 313.10