Lake Powell Water Database

Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell

Lake Powell

For March 24th, 2019
Snowpack is 139% of avg
TotalPrecip is 120.00% of avg

Lake Powell is currently 438.23 feet deep at the dam

Water Summary Today is day 176 of 365 for the Water Year 2019. We are 48% through the Water Year.
Last Reading: 3570.23 on Mar 23, 2019
Powell was last within 2" of this elevation on Mar 22, 2019 There are currently 2,973,616,520,300 gallons of water in Lake Powell!

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Detailed Map of Powell
15 Day Weather Forecast
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Elevation & Content	Water Inflow Data	Glen Canyon Dam Release Data
Lake Powell is 129.77 feet below Full Pool (Elevation 3,700) By content, Lake Powell is 37.52% of Full Pool (24,322,000 af)	Total inflows for water year 2019: 2,195,312 acre feet This is 69.34% of the March 23rd average of 3,166,062 acre feet	Total releases for water year 2019: 4,146,370 acre feet This is 50.38% of the minimum required of 8,230,000 acre feet
During WY 2019, water storage has fallen by 1,890,579 AF and total outflows have exceeded total inflows by 1,951,058 AF
The 28 tracked reservoirs above Lake Powell are currently at 65.78% of capacity. Click for Details
Inflows for WY 2019 are 86.7% of WY 2018 Rivers feeding Lake Powell are running at 68.92% of the Mar 25th avg. Click for Details

View Acre Feet Last 14 Measurements
Powell is down -0.89 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP

Sat, Mar 23, 2019 3570.23 -0.10 9125682 8539 12762 0.0 0.0 49.0

Fri, Mar 22, 2019 3570.33 -0.08 9133778 9239 12582 0.0 0.0 49.0

Thu, Mar 21, 2019 3570.41 0.08 9140259 16963 13249 0.0 0.0 49.0

Wed, Mar 20, 2019 3570.33 -0.21 9133778 4050 13131 0.0 0.0 49.0

Tue, Mar 19, 2019 3570.54 -0.09 9150796 9093 12881 0.0 0.0 49.0

Mon, Mar 18, 2019 3570.63 -0.12 9158095 8447 13564 0.0 0.0 49.0

Sun, Mar 17, 2019 3570.75 -0.06 9167834 9369 11835 0.0 0.0 49.0

Sat, Mar 16, 2019 3570.81 -0.02 9172706 11693 12392 0.0 0.0 49.0

Fri, Mar 15, 2019 3570.83 0.03 9174331 14940 13427 0.0 0.0 49.0

Thu, Mar 14, 2019 3570.80 0.04 9171894 15057 13102 0.0 0.0 48.0

Wed, Mar 13, 2019 3570.76 -0.16 9168646 6341 13232 0.0 0.0 48.0

Tue, Mar 12, 2019 3570.92 -0.12 9181643 8075 13201 0.0 0.0 48.0

Mon, Mar 11, 2019 3571.04 -0.08 9191399 9876 13233 0.0 0.0 48.0

Sun, Mar 10, 2019 3571.12 -0.01 9197907 11231 11487 0.0 0.0 47.0

Averages of List 3570.68 -0.06 9162053.43 10208.07 12862.71 0.00 0.00 48.5

Averages for March 25th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP

Since Filled 3635.57 -0.03 15917531.58 11108.24 12370.97 66.75 42.03 52.5

All-Time 3620.07 -0.02 14628769.53 10828.39 11226.55 67.16 41.52 52.5

Last 10 March 25th's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP

Sun, Mar 25, 2018 3612.98 -0.12 13032601 5448 11874 66.0 45.0 50.0

Sat, Mar 25, 2017 3594.89 0.16 11268993 20104 11788 62.0 46.0 55.0

Fri, Mar 25, 2016 3592.69 -0.06 11065781 9088 11867 68.0 44.1 52.0

Wed, Mar 25, 2015 3591.20 -0.03 10929487 9720 10990 68.0 48.0 55.0

Tue, Mar 25, 2014 3575.05 -0.05 9521417 6281 8355 72.0 43.0 51.0

Mon, Mar 25, 2013 3599.53 -0.11 11705297 4585 10054 59.0 37.0 51.0

Sun, Mar 25, 2012 3635.18 0.04 15441087 11426 8617 75.0 55.0 51.0

Fri, Mar 25, 2011 3611.62 -0.15 12894058 11651 18390 57.9 39.9 49.0

Thu, Mar 25, 2010 3619.73 -0.06 13734653 7292 10264 63.0 37.9 n/a

Wed, Mar 25, 2009 3610.65 -0.08 12795839 7626 10337 61.0 39.0 51.0

Averages of List 3604.35 -0.05 12238921.30 9322.10 11253.60 65.19 43.49 51.6

Accessibility of Primitive Launches and Other Sites
As of Saturday, March 23rd, 2019 where elevation was 3570.23'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION ABSOLUTE MINIMUM
USABLE ELEVATION CURRENT LEVEL VS.
ABSOLUTE MINIMUM CURRENT ACCESSIBILITY

Halls Crossing Launch 3550.00 3548.00 22.23 Above Open and Usable

Wahweap 3558.00 3556.00 14.23 Above Open and Usable

Bullfrog Launch 3570.00 3568.00 2.23 Above Open and Usable

Castle Rock Cut-Off 3583.00 3580.00 9.77 Below Unusable, use Main Channel

Antelope Point 3588.00 3587.00 16.77 Below Unusable, go to main marinas

Hite Marina 3650.00 3645.00 74.77 Below Unusable, go to main marinas

Farley Canyon 3653.00 3649.00 78.77 Below Unusable, go to main marinas

Copper Canyon 3663.00 3660.00 89.77 Below Unusable, go to main marinas

Bullfrog to Halls Creek Cut-Off 3670.00 3668.00 97.77 Below Unusable, use Main Channel

Gunsite Pass Cut-Off 3685.00 3680.00 109.77 Below Unusable, use Main Channel

Piute Farms 3682.00 3680.00 109.77 Below Unusable, go to main marinas

Blue Notch is unknown and really just shoreline launching at whatever point feels good. No minimum given except amount of courage it takes to reach this launch.

Search DB For More Water Data Facts

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 - Average Cubic Feet / Second over entire 24 hour period
Outflow - Average Cubic Feet / Second over entire 24 hour period
All Temps - Degrees Farhenheit
The Water Year runs from October 1 to September 30 of the next year
Acre Feet = 1.9835 * Flow CFS
TP = Total Precipitation

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Copyright Summit Technologies, Inc.
Water data courtesy of US Bureau of Reclamation
*Water temp data is provided by Wayne Gustaveson
as measured in the a.m. at the Wahweap docks
*Air temp data is sourced from (Prev 24 Hr Extremes):
Page, AZ Weather
All data is provisional and subject to review and modification
Call 1-800-752-8525 for up-to-date water level infomation
or go to Lake Powell Source Data
USBR Projected Outlook
Current Snowpack Conditions for Upper Colorado Basin

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Lake Powell, Houseboating, Glen Canyon, Striped Bass