Grand Coulee Dam

September 2017

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feetBanks Lake Pump kcfsBanks Lake Pump MWhBanks Lake Elev
1 51465 2144 97 98.50 88.50 88.40 0.10 1279.30 1279.25 959.28 319.97 13.80 9280 1565.06
2 54715 2280 94 100.80 94.60 94.50 0.10 1279.10 1279.23 959.75 319.48 13.80 9288 1565.48
3 42975 1791 91 94.80 73.40 73.30 0.10 1279.30 1279.35 958.22 321.13 13.80 9288 1565.26
4 39859 1661 97 104.30 68.10 68.00 0.10 1279.90 1279.65 958.26 321.39 13.39 9006 1566.58
5 52935 2206 93 94.50 90.30 90.20 0.10 1279.90 1279.87 960.73 319.14 4.20 2813 1566.59
6 53933 2247 93 103.80 91.40 91.30 0.10 1280.10 1279.95 959.80 320.15 4.68 3126 1566.40
7 46783 1949 88 104.10 80.30 80.20 0.10 1280.50 1280.36 959.08 321.28 8.44 5613 1566.44
8 43337 1806 96 101.10 73.80 73.70 0.10 1280.80 1280.69 958.36 322.33 15.80 10513 1566.81
9 41967 1749 86 93.90 71.10 71.00 0.10 1281.00 1281.01 958.00 323.01 15.10 10051 1567.26
10 48013 2001 84 92.80 80.90 80.80 0.10 1280.90 1281.05 958.88 322.17 15.70 10511 1567.74
11 50376 2099 87 94.90 84.30 84.20 0.10 1281.10 1280.96 959.12 321.84 2.85 1862 1568.08
12 48043 2002 92 87.80 81.40 81.30 0.10 1281.20 1281.09 958.96 322.13 2.53 1650 1568.14
13 47272 1970 87 91.90 80.40 80.30 0.10 1281.30 1281.20 959.10 322.10 7.60 4968 1568.15
14 54251 2260 83 92.30 92.60 92.50 0.10 1281.10 1281.26 959.43 321.83 7.60 4967 1568.26
15 47716 1988 72 78.80 80.80 80.70 0.10 1280.90 1280.93 958.95 321.98 7.60 4966 1568.41
16 34251 1427 68 74.70 57.40 57.30 0.10 1281.10 1281.03 956.96 324.07 7.60 4967 1568.58
17 68.20 56.70 56.60 0.10 1281.20 1281.16 957.93 323.23 1568.79
18 79.00 57.00 56.90 0.10 1281.70 1281.43 957.28 324.15 1568.93
19 78.40 61.40 61.30 0.10 1282.10 1281.80 957.19 324.61 1568.83
20 75.00 58.70 58.60 0.10 1282.50 1282.15 957.40 324.75 1568.55
21 76.50 56.40 56.30 0.10 1283.00 1282.75 957.33 325.42 1568.41
22 81.90 55.80 55.70 0.10 1283.50 1283.28 956.23 327.05 1568.34
23 77.90 58.40 58.30 0.10 1283.90 1283.64 957.23 326.41 1568.46
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TOT757891  1408           
AVG 47368 1974 88 88.95 73.64 73.54 0.10 1281.10 1281.00 958.41 322.59 9.66 6429 1567.55
MAX 54715   104.30 94.60 94.50 0.10 1283.90 1283.64 960.73 327.05 15.80 10513 1568.93
MIN 34251   68.20 55.80 55.70 0.10 1279.10 1279.23 956.23 319.14 2.53 1650 1565.06