US Army Corps of Engineers

Grand Coulee Dam

Friday June 24, 2022

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 241.90 206.70 35.20 1285.20 974.80 310.40
2 251.30 216.10 35.20 1285.20 975.30 309.90
3 250.10 214.90 35.20 1285.20 975.30 309.90
4 253.20 218.00 35.20 1285.20 975.40 309.80
5 251.90 216.70 35.20 1285.10 975.40 309.70
6 252.50 217.30 35.20 1285.20 975.40 309.80
7 251.00 215.80 35.20 1285.20 975.30 309.90
8 249.30 214.10 35.20 1285.20 975.10 310.10
9 250.50 215.30 35.20 1285.20 975.20 310.00
10 253.90 218.70 35.20 1285.20 975.40 309.80
11 251.90 216.70 35.20 1285.20 975.50 309.70
12 252.40 217.20 35.20 1285.20 975.60 309.60
13 252.40 213.30 39.10 1285.30 975.50 309.80
14 255.50 215.40 40.10 1285.30 975.60 309.70
15 256.10 216.10 40.00 1285.30 975.70 309.60
16 254.90 214.90 40.00 1285.30 975.70 309.60
17 254.40 214.50 40.00 1285.30 975.80 309.50
18 256.80 216.80 40.00 1285.30 975.70 309.60
19 258.50 218.50 40.00 1285.30 975.90 309.40
20 260.30 220.30 40.00 1285.30 976.20 309.10
21 255.80 215.80 40.00 1285.30 975.90 309.40
22 255.80 215.80 40.00 1285.40 975.80 309.60
23 261.40 221.40 40.00 1285.30 976.10 309.20
24 257.80 217.80 40.00 1285.30 976.10 309.20
AVG 253.73 216.17 37.57 1285.25 975.57 309.68
MAX 261.40 221.40 40.10 1285.40 976.20 310.40
MIN 241.90 206.70 35.20 1285.10 974.80 309.10