Lake Powell, Houseboating, Glen Canyon, Striped Bass





Lake Powell

Lake Powell

For May 24th, 2020
Snowpack is 66% of avg
TotalPrecip is 82.00% of avg

Lake Powell is currently 470.61 feet deep at the dam
Water Summary
Today is day 238 of 366 for the Water Year 2020. We are 65% through the Water Year.
Last Reading: 3602.61 on May 21, 2020
Powell was last within 2" of this elevation on Mar 3, 2020
There are currently 3,910,487,604,686 gallons of water in Lake Powell!
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Printable Version
Gas Prices on Lake
Detailed Map of Powell
15 Day Weather Forecast
SW Satellite Weather
SW Water Vapor


Elevation & Content Water Inflow Data Glen Canyon Dam Release Data
Lake Powell is 97.39 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 49.34% of Full Pool (24,322,000 af)
Total inflows for water year 2020: 3,944,025 acre feet

This is 74.55% of the May 21st average of 5,290,765 acre feet
Total releases for water year 2020: 5,161,571 acre feet

This is 68.82% of the minimum required of 7,500,000 acre feet
During WY 2020, water storage has fallen by 1,263,120 AF and total outflows have exceeded total inflows by 1,217,546 AF
The 28 tracked reservoirs above Lake Powell are currently at 82.1% of capacity. Click for Details
Inflows for WY 2020 are 86.62% of WY 2019         Rivers feeding Lake Powell are running at 53.61% of the May 24th avg. Click for Details

Lake Powell is up 22.37 feet from one year ago.    Lake Powell is up 3.35 feet from the low for water year.

View Acre Feet     Last 14 Measurements
Lake Powell is up 2.51 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Thu, May 21, 2020
3602.61
0.25
12000830
24057
10448
78.0
51.0
65.0
Wed, May 20, 2020
3602.36
0.31
11976656
26883
10141
71.0
52.0
64.0
Tue, May 19, 2020
3602.05
0.10
11946726
16077
10381
84.0
62.0
65.0
Mon, May 18, 2020
3601.95
0.18
11937082
20309
10420
89.0
64.0
65.0
Sun, May 17, 2020
3601.77
0.19
11919736
20412
10009
89.0
64.0
65.0
Sat, May 16, 2020
3601.58
0.19
11901444
20409
10017
88.0
62.0
65.0
Fri, May 15, 2020
3601.39
0.16
11883172
19264
10452
83.0
58.0
65.0
Thu, May 14, 2020
3601.23
0.16
11867800
19161
10357
82.0
60.0
65.0
Wed, May 13, 2020
3601.07
0.13
11852441
17636
10405
83.0
60.0
65.0
Tue, May 12, 2020
3600.94
0.13
11839972
17794
10569
84.0
61.0
64.0
Mon, May 11, 2020
3600.81
0.20
11827511
21339
10470
80.0
64.0
64.0
Sun, May 10, 2020
3600.61
0.26
11808359
23958
9979
82.0
61.0
65.0
Sat, May 09, 2020
3600.35
0.25
11783493
23404
9964
88.0
59.0
65.0
Fri, May 08, 2020
3600.10
0.25
11759616
23811
10390
83.0
55.0
65.0
Averages of List
3601.34
0.20
11878917
21037
10286
83.1
59.5
64.8

Averages for May 25th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3641.29
0.41
16592842
37303
14574
85.5
57.9
65.8
All-Time
3626.33
0.48
15348131
37900
14603
84.8
57.4
65.8

Last 10 May 25th's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sat, May 25, 2019
3582.14
-20.47
10123975
30029
10782
78.0
50.0
62.0
Fri, May 25, 2018
3610.73
8.12
12803921
15284
12609
91.0
62.0
68.0
Thu, May 25, 2017
3615.65
13.04
13307431
43328
11281
88.0
73.0
65.0
Wed, May 25, 2016
3600.41
-2.20
11789228
47109
11857
78.1
53.1
65.0
Mon, May 25, 2015
3594.92
-7.69
11271780
33334
10172
75.0
55.0
63.0
Sun, May 25, 2014
3585.08
-17.53
10380994
36339
7200
79.0
55.9
64.0
Sat, May 25, 2013
3598.08
-4.53
11567828
18324
8125
88.0
63.0
66.0
Fri, May 25, 2012
3636.00
33.39
15535699
16099
9866
86.0
68.0
65.0
Wed, May 25, 2011
3619.97
17.36
13760057
45192
22275
81.0
53.1
60.0
Tue, May 25, 2010
3623.51
20.90
14138780
27909
9917
77.0
46.0
62.0
Averages of List
3606.65
0.38
12467969
31295
11408
82.1
57.9
64.0


Accessibility of Primitive Launches and Other Sites
As of Thursday, May 21st, 2020 where elevation was 3602.61'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
54.61 Above
Open and Usable
Wahweap
3558.00
3556.00
46.61 Above
Open and Usable
Bullfrog (Main Launch)
3578.00
3576.00
26.61 Above
Open and Usable
Castle Rock Cut-Off
3583.00
3580.00
22.61 Above
Open and Usable
Antelope Point
3588.00
3587.00
15.61 Above
Open and Usable
Dominguez Butte Cut-Off
3602.00
3600.00
2.61 Above
Open and Usable
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
6.39 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
42.39 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
46.39 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
57.39 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
65.39 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
77.39 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.


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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 - 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



Page took 1.306 seconds to create!
Copyright Summit Technologies, Inc.
Water data courtesy of US Bureau of Reclamation
The water year runs from Oct 1 - Sept 30
Since Filled is from 06/22/1980 forward
*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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1999 - 2020



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Lake Powell, Houseboating, Glen Canyon, Striped Bass