Reservoir/River Data

Readings for Thursday, January 8, 2026

Lake & Reservoir Elevations

Location Today (Feet above Sea Level) 1 Week Ago 1 Month Ago 1 Year Ago
Lake McConaughy 3,229.0 = 856,100ac-ft (49.1% capacity) 3,228.6 3,227.4 3,236.1
Jeffrey Lake 2,758.1 2,756.8 2,757.5 2,758.0
Johnson Lake 2,616.6 2,616.5 2,617.3 2,607.2
Elwood Reservoir 2,584.2 2,584.6 2,585.9 2,592.2

River & Canal Flows

Station Today (Cubic Feet per Second) 1 Week Ago 1 Month Ago 1 Year Ago
Inflows to McConaughy 883 997 1,050 1,260
Total Outflows from McConaughy 351 259 375 724
North Platte at Keystone 14 13 19 42
Keystone Diversion 337 246 356 682
North Platte at North Platte 344 343 370 230
South Platte at Roscoe 169 166 183 43.8
South Platte at North Platte 272 305 289 113
Supply Canal Diversion 585 927 1,109 598
Platte at Overton 810 1,300 805 1,180
Platte at Kearney 1580 1530 1170 1070
Platte at Grand Island N/A 3130 N/A 364

Charts

McConaughyInflows.png
McConaughy Historical Inflows
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McConaughy One Month
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McConaughy One Year
McConaughySince1941.png
Lake McConaughy Historical
JohnsonOneMonth.png
Johnson Lake One Month
Johnson5Years.png
Johnson Lake Historical
ElwoodWaterYear.png
Elwood Reservoir One Year
Elwood5Years.png
Elwood Reservoir Historical
JeffreyOneMonth.png
Jeffrey Lake One Month
Jeffrey5Years.png
Jeffrey Lake Historical

Flows and elevations are provisional. Readings from measuring equipment may be affected during icing conditions.

Colors of Water Tool

Lake McConaughy Weekly Temperature Readings

 Data is acquired from Nebraska DNR and USGS web services and CNPPID historical readings.