US Army Corps of Engineers

Grand Coulee Dam

Tuesday April 1, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 110.90 110.90 0.00 1276.60 960.70 315.90
2 113.70 113.70 0.00 1276.60 961.80 314.80
3 116.90 116.90 0.00 1276.60 962.00 314.60
4 121.30 121.30 0.00 1276.30 962.40 313.90
5 122.50 122.50 0.00 1276.30 962.60 313.70
6 145.70 145.70 0.00 1276.30 964.10 312.20
7 136.10 136.10 0.00 1276.30 964.20 312.10
8 140.90 140.90 0.00 1276.20 964.70 311.50
9 112.90 112.90 0.00 1276.10 962.80 313.30
10 112.50 112.50 0.00 1276.00 962.20 313.80
11 100.20 100.20 0.00 1276.00 961.00 315.00
12 86.80 86.80 0.00 1276.10 959.50 316.60
13 81.90 81.90 0.00 1276.10 958.80 317.30
14 70.10 70.10 0.00 1276.10 958.10 318.00
15 55.50 55.50 0.00 1276.10 956.90 319.20
16 50.40 50.40 0.00 1276.20 956.20 320.00
17 56.20 56.20 0.00 1276.20 956.60 319.60
18 83.10 83.10 0.00 1276.20 958.50 317.70
19 102.70 102.70 0.00 1276.20 960.40 315.80
20 99.60 99.60 0.00 1276.20 960.50 315.70
21 109.40 109.40 0.00 1276.30 960.90 315.40
22 113.20 113.20 0.00 1276.30 961.40 314.90
23 130.70 130.70 0.00 1276.20 962.80 313.40
24 119.60 119.60 0.00 1276.10 962.70 313.40
AVG 103.87 103.87 0.00 1276.23 960.91 315.32
MAX 145.70 145.70 0.00 1276.60 964.70 320.00
MIN 50.40 50.40 0.00 1276.00 956.20 311.50