US Army Corps of Engineers

Grand Coulee Dam

March 2020

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 50618 2109 144 79.30 93.80 93.80 0.00 1261.90 1261.84 960.92 300.92 1.53 1108 1569.02
2 56203 2342 144 76.00 103.00 103.00 0.00 1261.10 1261.59 961.15 300.44 0.00 0 1569.10
3 57335 2389 144 75.20 104.90 104.90 0.00 1260.30 1260.69 961.45 299.24 0.00 0 1569.10
4 52540 2189 144 76.80 95.80 95.80 0.00 1259.70 1259.94 960.72 299.22 0.00 0 1569.01
5 54530 2272 144 71.80 99.00 99.00 0.00 1258.90 1259.20 961.08 298.12 0.00 0 1569.10
6 51784 2158 144 72.20 94.00 94.00 0.00 1258.30 1258.55 960.58 297.97 0.28 194 1569.04
7 55158 2298 144 73.70 100.10 100.10 0.00 1257.40 1257.76 960.97 296.79 3.18 2232 1569.28
8 45609 1900 144 64.90 86.60 86.60 0.00 1256.70 1257.06 959.23 297.83 0.62 450 1569.36
9 48322 2013 144 59.20 88.40 88.40 0.00 1255.80 1256.11 959.87 296.24 0.00 0 1569.27
10 43658 1819 144 57.80 80.30 80.30 0.00 1255.20 1255.33 959.42 295.91 0.00 0 1569.17
11 38275 1595 144 57.50 69.80 69.80 0.00 1254.90 1255.02 958.57 296.45 0.00 0 1569.11
12 36175 1507 144 54.90 66.20 66.20 0.00 1254.60 1254.45 958.68 295.77 0.43 317 1569.02
13 40840 1702 144 64.30 74.70 74.70 0.00 1254.10 1254.26 958.69 295.57 0.51 377 1568.87
14 35012 1459 144 57.80 64.30 64.30 0.00 1253.90 1253.92 957.91 296.01 5.46 4027 1569.19
15 38341 1598 144 67.60 70.30 70.30 0.00 1253.80 1253.74 958.54 295.20 0.00 0 1569.09
16 35259 1469 144 71.30 64.40 64.40 0.00 1253.90 1253.69 957.50 296.19 0.00 0 1569.03
17 37523 1563 144 72.60 69.30 69.30 0.00 1254.10 1253.80 958.40 295.40 0.00 0 1568.93
18 36896 1537 144 76.00 67.40 67.40 0.00 1254.30 1254.05 958.50 295.55 0.00 0 1568.86
19 39485 1645 144 70.10 72.10 72.10 0.00 1254.20 1254.11 958.62 295.49 0.00 0 1568.78
20 41799 1742 144 66.80 76.90 76.90 0.00 1253.90 1253.93 959.26 294.67 0.27 192 1568.69
21 66.10 67.00 67.00 0.00 1253.80 1253.71 958.39 295.32 1568.80
22 70.30 73.30 73.30 0.00 1253.60 1253.71 958.75 294.96 1569.03
23 75.10 74.30 74.30 0.00 1253.50 1253.48 958.85 294.63 1569.03
24 76.10 65.90 65.90 0.00 1252.80 1257.72 958.05 299.67 1568.64
25 76.10 65.90 65.90 0.00 1253.00 1252.72 958.05 294.67 1568.64
26 73.20 65.30 65.30 0.00 1253.30 1252.98 958.28 294.70 1568.40
27 77.20 69.30 69.30 0.00 1253.50 1253.37 958.35 295.02 1568.20
28
29
30
31
TOT895362  2880           
AVG 44768 1865 144 69.63 78.60 78.60 0.00 1255.57 1255.80 959.21 296.59 0.61 445 1568.95
MAX 57335   79.30 104.90 104.90 0.00 1261.90 1261.84 961.45 300.92 5.46 4027 1569.36
MIN 35012   54.90 64.30 64.30 0.00 1252.80 1252.72 957.50 294.63 0.00 0 1568.20