Grand Coulee Dam
Tuesday June 21, 2022
| Hour | Total Outflow kcfs | Generation Flow kcfs | Spill kcfs | Forebay Elevation | Tailwater Elevation | Average Head |
|---|
| 1 | 245.80 | 225.80 | 20.10 | 1284.10 | 974.80 | 309.30 |
| 2 | 246.50 | 226.40 | 20.10 | 1284.10 | 974.90 | 309.20 |
| 3 | 246.70 | 226.60 | 20.00 | 1284.10 | 975.00 | 309.10 |
| 4 | 246.50 | 226.50 | 20.00 | 1284.10 | 975.00 | 309.10 |
| 5 | 246.40 | 226.40 | 20.00 | 1284.10 | 974.90 | 309.20 |
| 6 | 246.90 | 226.90 | 20.00 | 1284.20 | 975.00 | 309.20 |
| 7 | 245.30 | 225.30 | 20.00 | 1284.20 | 974.90 | 309.30 |
| 8 | 246.40 | 226.40 | 20.00 | 1284.20 | 975.10 | 309.10 |
| 9 | 227.40 | 198.40 | 29.00 | 1284.30 | 973.80 | 310.50 |
| 10 | 228.40 | 198.40 | 30.00 | 1284.30 | 973.40 | 310.90 |
| 11 | 229.90 | 199.90 | 30.00 | 1284.30 | 973.40 | 310.90 |
| 12 | 225.70 | 195.70 | 30.00 | 1284.30 | 973.10 | 311.20 |
| 13 | 245.80 | 215.80 | 30.00 | 1284.30 | 974.00 | 310.30 |
| 14 | 247.90 | 217.90 | 30.00 | 1284.43 | 974.60 | 309.83 |
| 15 | 247.30 | 217.30 | 30.00 | 1284.30 | 974.80 | 309.50 |
| 16 | 248.40 | 218.40 | 30.00 | 1284.40 | 974.80 | 309.60 |
| 17 | 246.80 | 216.80 | 30.00 | 1284.40 | 974.30 | 310.10 |
| 18 | 248.80 | 218.70 | 30.00 | 1284.50 | 974.80 | 309.70 |
| 19 | 250.70 | 220.70 | 30.00 | 1284.50 | 974.90 | 309.60 |
| 20 | 249.60 | 219.60 | 30.00 | 1284.50 | 975.00 | 309.50 |
| 21 | 253.80 | 223.80 | 30.00 | 1284.50 | 975.20 | 309.30 |
| 22 | 249.50 | 219.50 | 30.00 | 1284.50 | 975.10 | 309.40 |
| 23 | 252.00 | 222.00 | 30.00 | 1284.50 | 975.20 | 309.30 |
| 24 | 254.20 | 225.60 | 28.60 | 1284.50 | 975.40 | 309.10 |
|
| AVG | 244.86 | 218.28 | 26.58 | 1284.32 | 974.64 | 309.68 |
|
| MAX | 254.20 | 226.90 | 30.00 | 1284.50 | 975.40 | 311.20 |
| MIN | 225.70 | 195.70 | 20.00 | 1284.10 | 973.10 | 309.10 |