Great Falls Observed Data For Previous 48 Hours

Caption
Day and Hour Reservoir Elevation (behind dam)* Tailwater Elevation (below dam)* Average Hourly Discharge*
9/21/2017 1 AM CDT 799.76 650.48 160
9/21/2017 2 AM CDT 799.80 650.45 160
9/21/2017 3 AM CDT 799.81 650.43 160
9/21/2017 4 AM CDT 799.83 650.42 160
9/21/2017 5 AM CDT 799.86 650.37 160
9/21/2017 6 AM CDT 799.87 650.34 160
9/21/2017 7 AM CDT 799.89 650.30 160
9/21/2017 8 AM CDT 799.92 650.28 160
9/21/2017 9 AM CDT 799.89 650.40 207
9/21/2017 10 AM CDT 799.89 653.31 1,554
9/21/2017 11 AM CDT 799.88 653.32 1,542
9/21/2017 12 PM CDT 799.85 653.31 1,541
9/21/2017 1 PM CDT 799.81 653.30 1,537
9/21/2017 2 PM CDT 799.78 653.32 1,655
9/21/2017 3 PM CDT 799.76 653.28 1,781
9/21/2017 4 PM CDT 799.73 653.26 1,532
9/21/2017 5 PM CDT 799.70 653.32 1,552
9/21/2017 6 PM CDT 799.67 653.31 1,557
9/21/2017 7 PM CDT 799.64 653.28 1,547
9/21/2017 8 PM CDT 799.61 653.28 1,537
9/21/2017 9 PM CDT 799.58 653.28 1,534
9/21/2017 10 PM CDT 799.54 653.28 1,538
9/21/2017 11 PM CDT 799.59 651.09 199
9/22/2017 12 AM CDT 799.59 650.52 160
9/22/2017 1 AM CDT 799.61 650.46 160
9/22/2017 2 AM CDT 799.65 650.41 160
9/22/2017 3 AM CDT 799.67 650.36 160
9/22/2017 4 AM CDT 799.69 650.31 160
9/22/2017 5 AM CDT 799.72 650.25 160
9/22/2017 6 AM CDT 799.75 650.20 160
9/22/2017 7 AM CDT 799.76 650.15 160
9/22/2017 8 AM CDT 799.80 650.11 160
9/22/2017 9 AM CDT 799.82 650.08 160
9/22/2017 10 AM CDT 799.79 650.25 206
9/22/2017 11 AM CDT 799.80 653.26 1,549
9/22/2017 12 PM CDT 799.80 653.26 1,527
9/22/2017 1 PM CDT 799.76 653.28 1,535
9/22/2017 2 PM CDT 799.72 653.28 1,536
9/22/2017 3 PM CDT 799.70 653.27 1,535
9/22/2017 4 PM CDT 799.68 653.28 1,533
9/22/2017 5 PM CDT 799.64 653.27 1,532
9/22/2017 6 PM CDT 799.61 653.28 1,534
9/22/2017 7 PM CDT 799.65 651.19 198
9/22/2017 8 PM CDT 799.65 650.53 160
9/22/2017 9 PM CDT 799.64 650.60 210
9/22/2017 10 PM CDT 799.66 653.28 1,555
9/22/2017 11 PM CDT 799.65 653.29 1,543
9/23/2017 12 AM CDT 799.60 653.30 1,543
9/23/2017 1 AM CDT 799.64 651.18 200
9/23/2017 2 AM CDT 799.66 650.53 160

Elevations are in feet above sea level. Discharges are in cubic feet per second and are reported at the end of the hour.