Reservoir/River Data

Readings for Sunday, November 8, 2026

Lake & Reservoir Elevations

Location Today (Feet above Sea Level) 1 Week Ago 1 Month Ago 1 Year Ago
Lake McConaughy 3,204.6 = 435,100ac-ft (25% capacity) 3,203.9 3,202.2 N/A
Jeffrey Lake 2,757.7 2,757.9 2,757.6 2,756.5
Johnson Lake 2,617.6 2,617.0 2,617.9 2,617.1
Elwood Reservoir 2,581.5 2,581.9 2,583.4 2,587.7

River & Canal Flows

Station Today (Cubic Feet per Second) 1 Week Ago 1 Month Ago 1 Year Ago
Inflows to McConaughy 694 678 441 1,190
Total Outflows from McConaughy 0 0 0 331
North Platte at Keystone 0 0 0 331
Keystone Diversion 0 0 0 0
North Platte at North Platte 312 330 336 591
South Platte at Roscoe 13.8 26.4 26.4 38.5
South Platte at North Platte 694 678 441 1,190
Supply Canal Diversion 593 635 588 955
Platte at Overton 9.1 13.9 16.9 16.9
Platte at Kearney 899 1580 197 994
Platte at Grand Island 551 606 415 1420

Charts

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McConaughy Historical Inflows
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McConaughy One Month
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McConaughy One Year
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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.