US Army Corps of Engineers

Grand Coulee Dam

June 2018

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
1119202 4967 67 278.50 216.90 216.90 0.00 1269.00 1268.29 972.03 296.26 7.71 5446 1568.15
2118597 4942 65 272.00 214.50 214.50 0.00 1270.20 1269.60 971.64 297.96 13.96 9660 1568.63
3117796 4908 65 258.80 212.20 212.20 0.00 1271.10 1270.67 971.45 299.22 13.84 9549 1569.10
4103407 4309 66 255.20 192.60 183.90 8.80 1272.70 1271.94 969.94 302.00 3.98 2745 1568.89
5109644 4568 66 256.80 197.20 197.20 0.00 1274.20 1273.46 970.05 303.41 4.05 2777 1568.65
6107445 4477 66 246.00 191.10 191.10 0.00 1275.60 1274.84 969.52 305.32 4.57 3129 1568.44
7 98712 4113 73 235.70 173.30 173.30 0.00 1277.10 1276.35 967.68 308.67 4.18 2855 1568.23
8 94898 3954 69 219.70 165.30 165.30 0.00 1278.40 1277.87 966.52 311.35 5.17 3525 1568.04
9 89843 3743 65 205.40 165.00 161.50 3.40 1279.10 1278.82 966.08 312.74 13.80 9360 1568.46
10 92183 3841 64 197.50 160.90 160.90 0.00 1279.70 1279.44 966.30 313.14 13.80 9360 1568.93
11 92097 3837 66 186.30 159.40 159.40 0.00 1280.10 1280.04 966.57 313.47 9.75 6610 1569.09
12 93102 3879 65 187.50 160.30 160.30 0.00 1280.70 1280.44 966.55 313.89 4.10 2770 1568.81
13 92378 3849 65 172.60 158.30 157.90 0.40 1281.00 1280.88 966.61 314.27 4.67 3147 1568.41
14 164.30 136.50 136.30 0.20 1281.60 1281.34 964.20 317.14 1568.15
15 165.90 153.40 153.20 0.20 1281.80 1281.72 965.53 316.19 1567.90
16 165.00 114.10 114.00 0.10 1282.70 1282.36 961.95 320.41 1568.55
17 153.50 122.00 121.90 0.10 1283.10 1282.98 962.87 320.11 1569.14
18 147.70 138.60 138.50 0.10 1283.20 1283.17 964.51 318.66 1568.93
19 149.20 124.90 124.70 0.20 1283.70 1283.49 962.88 320.61 1568.74
20 1284.00
21
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23
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25
26
27
28
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30
TOT1329304  862           
AVG102254 4261 66 206.19 166.13 165.42 0.71 1278.45 1277.77 966.99 310.78 7.97 5456 1568.59
MAX119202   278.50 216.90 216.90 8.80 1284.00 1283.49 972.03 320.61 13.96 9660 1569.14
MIN 89843   147.70 114.10 114.00 0.00 1269.00 1268.29 961.95 296.26 3.98 2745 1567.90