Reservoir/River Data

Readings for Monday, May 5, 2025

Lake & Reservoir Elevations

Location Today (Feet above Sea Level) 1 Week Ago 1 Month Ago 1 Year Ago
Lake McConaughy 3,239.3 = 1,071,400ac-ft (61.5% capacity) 3,239.3 3,238.8 3,242.0
Jeffrey Lake 2,758.1 2,758.0 2,758.3 2,757.5
Johnson Lake 2,617.8 2,618.0 2,615.9 2,617.4
Elwood Reservoir 2,596.2 2,595.2 2,588.5 2,591.5

River & Canal Flows

Station Today (Cubic Feet per Second) 1 Week Ago 1 Month Ago 1 Year Ago
Inflows to McConaughy 482 619 883 954
Total Outflows from McConaughy 586 516 486 234
North Platte at Keystone 118 24 17 32
Keystone Diversion 468 492 469 202
North Platte at North Platte 325 321 383 287
South Platte at Roscoe 39.8 71.6 122 1250
South Platte at North Platte 100 137 244 1,250
Supply Canal Diversion 586 591 807 1,757
Platte at Overton 691 652 929 1,550
Platte at Kearney 204 282 761 1470
Platte at Grand Island 96.5 193 1660 2060

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.

Lake McConaughy Weekly Temperature Readings

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