Lake Powell Water Database

powell
powell

The earliest data is from Monday, March 11th, 1963
The most recent data is from Thursday, June 1st, 2023

Days where inflow into Lake Powell was 9227 cfs

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

Mon, Jul 16, 2018 3606.92 12,422,774 9227 15383 95.0 74.0 79.0

Mon, Mar 26, 2018 3612.90 13,024,425 9227 13423 57.0 39.0 50.0

Sat, Dec 06, 1980 3682.29 21,751,156 9227 20300 53.0 36.0 --

Wed, Dec 22, 1976 3656.15 18,247,674 9227 14000 47.0 19.0 --

Fri, Feb 27, 1976 3665.63 19,508,680 9227 15300 61.0 38.0 --

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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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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