Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Wednesday, October 1st, 2025

Days where outflow from Lake Powell was 6910.00 cfs

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP

Sun, Apr 26, 1992 3621.04 13,873,764 14834 6910 90.0 52.0 --

Sat, Dec 31, 1988 3679.76 21,223,202 5861 6910 58.0 14.0 --

Sat, Jun 04, 1988 3688.90 22,584,686 24915 6910 101.0 52.0 --

Sun, Jun 13, 1982 3679.24 21,241,580 39064 6910 91.0 65.0 --

Thu, Nov 23, 1978 3636.81 15,805,777 8754 6910 55.0 38.0 --

Mon, Apr 03, 1978 3622.88 14,230,534 10552 6910 64.0 42.0 --

Thu, Jun 24, 1976 3671.80 20,362,748 20280 6910 89.0 63.0 --

Sat, Oct 26, 1974 3650.62 17,594,632 11195 6910 67.0 52.0 --

Mon, Oct 04, 1971 3614.42 13,478,775 11152 6910 73.0 47.0 --

Thu, Nov 12, 1970 3600.54 12,088,715 11304 6910 62.0 36.0 --

Sun, Sep 13, 1970 3599.05 11,943,434 16156 6910 93.0 72.0 --

Sun, Sep 06, 1970 3597.83 11,825,092 14505 6910 77.0 53.0 --

Thu, Feb 26, 1970 3569.95 9,332,167 10780 6910 60.0 35.0 --

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Measurements are taken at 11:59 pm of the date listed
Temperature data is from Wahweap, AZ
Water temperature data is from wayneswords.com*
CHANGE represents water elevation change from previous day

Units used in each measurement:
Elevation - Feet above sea level
Change - Feet difference over previous measurement
Content - Acre Feet
Inflow - Acre Feet per day
Outflow - Acre Feet per day
All Temps - Degrees Farhenheit
The Water Year runs from October 1 to September 30 of the next year
Acre Feet = * Flow CFS
TP = Total Precipitation

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Copyright Summit Technologies, Inc.
Water data courtesy of US Bureau of Reclamation
*Air temp data is sourced from (Prev 24 Hr Extremes): Weather
Weather forecast for
All data is provisional and subject to review and modification
USBR Source Data