Grand Coulee Dam
Thursday October 16, 2025
Hour | Total Outflow kcfs | Generation Flow kcfs | Spill kcfs | Forebay Elevation | Tailwater Elevation | Average Head |
1 | 60.90 | 60.90 | 0.00 | 1285.10 | 957.50 | 327.60 |
2 | 55.00 | 55.00 | 0.00 | 1285.10 | 957.20 | 327.90 |
3 | 54.40 | 54.40 | 0.00 | 1285.10 | 957.00 | 328.10 |
4 | 56.10 | 56.10 | 0.00 | 1285.10 | 956.80 | 328.30 |
5 | 76.40 | 76.40 | 0.00 | 1285.10 | 958.10 | 327.00 |
6 | 102.90 | 102.90 | 0.00 | 1285.00 | 960.30 | 324.70 |
7 | 127.40 | 127.40 | 0.00 | 1284.90 | 962.50 | 322.40 |
8 | 119.30 | 119.30 | 0.00 | 1284.90 | 962.80 | 322.10 |
9 | 106.10 | 106.10 | 0.00 | 1284.90 | 961.40 | 323.50 |
10 | 90.70 | 90.70 | 0.00 | 1285.00 | 959.70 | 325.30 |
11 | 84.60 | 84.60 | 0.00 | 1285.00 | 959.00 | 326.00 |
12 | 74.60 | 74.60 | 0.00 | 1285.00 | 958.10 | 326.90 |
13 | 62.80 | 62.80 | 0.00 | 1284.90 | 956.80 | 328.10 |
14 | 54.90 | 54.90 | 0.00 | 1284.90 | 955.90 | 329.00 |
15 | 49.80 | 49.80 | 0.00 | 1284.90 | 955.60 | 329.30 |
16 | 40.40 | 40.40 | 0.00 | 1284.90 | 955.20 | 329.70 |
17 | 42.20 | 42.20 | 0.00 | 1285.00 | 955.30 | 329.70 |
18 | 65.80 | 65.80 | 0.00 | 1285.00 | 956.80 | 328.20 |
19 | 65.70 | 65.70 | 0.00 | 1284.90 | 957.40 | 327.50 |
20 | 64.80 | 64.80 | 0.00 | 1285.00 | 957.20 | 327.80 |
21 | 53.70 | 53.70 | 0.00 | 1285.00 | 956.40 | 328.60 |
22 | 47.20 | 47.20 | 0.00 | 1285.00 | 956.10 | 328.90 |
23 | 39.90 | 39.90 | 0.00 | 1285.10 | 955.70 | 329.40 |
24 | 34.80 | 34.80 | 0.00 | 1285.10 | 955.30 | 329.80 |
|
AVG | 67.93 | 67.93 | 0.00 | 1285.00 | 957.67 | 327.32 |
|
MAX | 127.40 | 127.40 | 0.00 | 1285.10 | 962.80 | 329.80 |
MIN | 34.80 | 34.80 | 0.00 | 1284.90 | 955.20 | 322.10 |