US Army Corps of Engineers

Grand Coulee Dam

Thursday April 18, 2024

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 85.30 70.90 14.40 1281.70 958.40 323.30
2 93.40 73.20 20.20 1281.70 959.60 322.10
3 92.70 72.60 20.10 1281.70 959.80 321.90
4 93.00 72.90 20.10 1281.60 959.90 321.70
5 92.60 72.50 20.10 1281.60 960.20 321.40
6 92.50 72.40 20.10 1281.60 960.40 321.20
7 93.30 73.10 20.20 1281.50 960.50 321.00
8 80.80 71.30 9.50 1281.50 959.80 321.70
9 72.40 72.40 0.00 1281.50 958.70 322.80
10 72.10 72.10 0.00 1281.50 958.70 322.80
11 72.00 72.00 0.00 1281.60 958.60 323.00
12 63.60 63.60 0.00 1281.60 958.00 323.60
13 52.10 52.10 0.00 1281.60 957.40 324.20
14 50.90 50.90 0.00 1281.60 957.30 324.30
15 60.90 60.90 0.00 1281.70 957.60 324.10
16 58.40 58.40 0.00 1281.70 957.80 323.90
17 58.70 58.70 0.00 1281.70 957.90 323.80
18 58.60 58.60 0.00 1281.70 958.00 323.70
19 73.10 73.10 0.00 1281.70 958.90 322.80
20 91.90 91.90 0.00 1281.70 960.30 321.40
21 94.50 94.50 0.00 1281.60 960.30 321.30
22 84.70 84.70 0.00 1281.60 959.70 321.90
23 79.80 79.80 0.00 1281.60 959.30 322.30
24 79.40 79.40 0.00 1281.60 959.10 322.50
AVG 76.95 70.92 6.03 1281.62 959.01 322.61
MAX 94.50 94.50 20.20 1281.70 960.50 324.30
MIN 50.90 50.90 0.00 1281.50 957.30 321.00