Reservoir/River Data

Readings for Monday, November 2, 2026

Lake & Reservoir Elevations

Location Today (Feet above Sea Level) 1 Week Ago 1 Month Ago 1 Year Ago
Lake McConaughy 3,204.0 = 426,500ac-ft (24.5% capacity) 3,201.3 3,201.9 3,225.4
Jeffrey Lake 2,758.5 2,758.3 2,758.0 2,757.7
Johnson Lake 2,616.7 2,616.8 2,618.0 2,617.6
Elwood Reservoir 2,581.9 2,583.0 2,583.8 2,588.1

River & Canal Flows

Station Today (Cubic Feet per Second) 1 Week Ago 1 Month Ago 1 Year Ago
Inflows to McConaughy 687 609 397 1,200
Total Outflows from McConaughy 0 0 0 283
North Platte at Keystone 0 0 0 283
Keystone Diversion 0 0 0 0
North Platte at North Platte 330 438 358 562
South Platte at Roscoe 24.8 26.4 52.7 48.3
South Platte at North Platte 687 609 397 1,200
Supply Canal Diversion 655 699 602 885
Platte at Overton 15.3 10.9 13.2 7.6
Platte at Kearney 525 464 186 948
Platte at Grand Island 1080 887 717 381

Charts

McConaughyInflows.png
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.