Lake Powell, Houseboating, Glen Canyon, Striped Bass





Lake Powell

Lake Powell

For May 27th, 2020
Snowpack is 72% of avg
TotalPrecip is 82.00% of avg

Lake Powell is currently 472.09 feet deep at the dam
Water Summary
Today is day 241 of 366 for the Water Year 2020. We are 66% through the Water Year.
Last Reading: 3604.09 on May 26, 2020
Powell was last within 2" of this elevation on Feb 17, 2020
There are currently 3,957,340,804,108 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 95.91 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 49.93% of Full Pool (24,322,000 af)
Total inflows for water year 2020: 4,201,757 acre feet

This is 74.2% of the May 26th average of 5,662,452 acre feet
Total releases for water year 2020: 5,259,556 acre feet

This is 70.13% of the minimum required of 7,500,000 acre feet
During WY 2020, water storage has fallen by 1,119,333 AF and total outflows have exceeded total inflows by 1,057,799 AF
The 28 tracked reservoirs above Lake Powell are currently at 82.38% of capacity. Click for Details
Inflows for WY 2020 are 86.13% of WY 2019         Rivers feeding Lake Powell are running at 41.51% of the May 27th avg. Click for Details

Lake Powell is up 21.58 feet from one year ago.    Lake Powell is up 4.83 feet from the low for water year.

View Acre Feet     Last 14 Measurements
Lake Powell is up 3.02 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Tue, May 26, 2020
3604.09
0.30
12144617
26521
10149
89.0
59.0
64.0
Mon, May 25, 2020
3603.79
0.29
12115377
25390
9574
81.0
58.0
64.0
Sun, May 24, 2020
3603.50
0.28
12087158
24813
9551
76.0
54.0
65.0
Sat, May 23, 2020
3603.22
0.37
12059954
29552
9565
79.0
61.0
66.0
Fri, May 22, 2020
3602.85
0.24
12024069
23662
10561
84.0
56.0
66.0
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
Averages of List
3602.39
0.22
11979790
22439
10145
82.6
58.6
64.9

Averages for May 28th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3642.11
0.43
16687279
39016
14418
84.7
57.8
66.3
All-Time
3627.26
0.48
15442307
39051
14379
85.3
58.1
66.3

Last 10 May 28th's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Mon, May 27, 2019
3583.03
-21.06
10201337
35753
10729
61.0
42.0
61.0
Sun, May 27, 2018
3611.00
6.91
12831222
17702
8966
81.0
59.0
68.0
Sat, May 27, 2017
3616.66
12.57
13412372
42917
10140
82.0
62.0
66.0
Fri, May 27, 2016
3601.84
-2.25
11926479
48402
11826
79.0
55.0
66.0
Wed, May 27, 2015
3595.75
-8.34
11349069
35527
11757
84.0
57.0
64.0
Tue, May 27, 2014
3586.28
-17.81
10487107
39336
8077
97.0
64.0
68.0
Mon, May 27, 2013
3598.46
-5.63
11603755
19785
8022
86.0
64.0
67.0
Sun, May 27, 2012
3636.25
32.16
15564625
23715
8656
73.9
51.1
63.0
Fri, May 27, 2011
3620.86
16.77
13854558
45623
22227
91.0
60.1
64.0
Thu, May 27, 2010
3624.33
20.24
14227591
31997
9776
88.0
61.0
63.0
Averages of List
3607.45
0.44
12545812
34076
11018
82.3
57.5
65.0


Accessibility of Primitive Launches and Other Sites
As of Tuesday, May 26th, 2020 where elevation was 3604.09'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
56.09 Above
Open and Usable
Wahweap
3558.00
3556.00
48.09 Above
Open and Usable
Bullfrog (Main Launch)
3578.00
3576.00
28.09 Above
Open and Usable
Castle Rock Cut-Off
3583.00
3580.00
24.09 Above
Open and Usable
Antelope Point
3588.00
3587.00
17.09 Above
Open and Usable
Dominguez Butte Cut-Off
3602.00
3600.00
4.09 Above
Open and Usable
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
4.91 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
40.91 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
44.91 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
55.91 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
63.91 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
75.91 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 1.104 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