Lake Powell, Houseboating, Glen Canyon, Striped Bass



Lake Powell

Lake Powell

For May 23rd, 2019
Snowpack is 263% of avg
TotalPrecip is 123.00% of avg

Lake Powell is currently 448.8 feet deep at the dam
Water Summary
Today is day 235 of 365 for the Water Year 2019. We are 64% through the Water Year.
Last Reading: 3580.80 on May 22, 2019
Powell was last within 2" of this elevation on May 12, 2014
There are currently 3,261,194,092,152 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 119.2 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 41.15% of Full Pool (24,322,000 af)
Total inflows for water year 2019: 4,597,852 acre feet

This is 86.5% of the May 22nd average of 5,315,251 acre feet
Total releases for water year 2019: 5,579,006 acre feet

This is 74.39% of the minimum required of 7,500,000 acre feet
During WY 2019, water storage has fallen by 1,008,037 AF and total outflows have exceeded total inflows by 981,154 AF
The 28 tracked reservoirs above Lake Powell are currently at 78.42% of capacity. Click for Details
Inflows for WY 2019 are 124.49% of WY 2018         Rivers feeding Lake Powell are running at 64.65% of the May 23rd avg. Click for Details


Powell is down -29.70 feet from one year ago


View Acre Feet     Last 14 Measurements
Powell is up 5.15 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Wed, May 22, 2019
3580.80
0.56
10008224
38451
11873
n/a
n/a
n/a
Tue, May 21, 2019
3580.24
0.51
9960109
36304
12139
0.0
0.0
61.0
Mon, May 20, 2019
3579.73
0.45
9916423
33436
12128
0.0
0.0
62.0
Sun, May 19, 2019
3579.28
0.51
9877980
34846
10813
0.0
0.0
62.0
Sat, May 18, 2019
3578.77
0.40
9834531
29734
10853
0.0
0.0
63.0
Fri, May 17, 2019
3578.37
0.30
9800541
26286
12062
0.0
0.0
63.0
Thu, May 16, 2019
3578.07
0.29
9775100
25793
12053
0.0
0.0
63.0
Wed, May 15, 2019
3577.78
0.26
9750548
24556
12219
0.0
0.0
64.0
Tue, May 14, 2019
3577.52
0.38
9728570
29762
11935
0.0
0.0
64.0
Mon, May 13, 2019
3577.14
0.34
9696508
27944
11988
0.0
0.0
65.0
Sun, May 12, 2019
3576.80
0.39
9667880
29029
10819
0.0
0.0
64.0
Sat, May 11, 2019
3576.41
0.39
9635111
28968
10800
0.0
0.0
63.0
Fri, May 10, 2019
3576.02
0.37
9602416
29370
12152
0.0
0.0
62.0
Thu, May 09, 2019
3575.65
0.34
9571466
27964
12146
0.0
0.0
62.0
Averages of List
3577.83
0.38
9755167.92
29537.85
11700.54
0.00
0.00
62.9

Averages for May 23rd

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3642.04
0.37
16670486.42
34804.26
14814.55
83.26
56.44
65.1
All-Time
3626.20
0.43
15349257.82
35115.93
14637.91
83.79
56.49
65.1

Last 10 May 23rd's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Wed, May 23, 2018
3610.61
0.11
12791799
20084
13565
84.0
55.0
66.0
Tue, May 23, 2017
3614.60
0.52
13198904
40634
10999
84.0
59.0
64.0
Mon, May 23, 2016
3599.06
0.63
11660626
44722
11775
78.1
53.1
64.0
Sat, May 23, 2015
3594.06
0.35
11192050
29253
11222
61.0
48.0
63.0
Fri, May 23, 2014
3584.03
0.43
10288720
29008
8126
71.1
55.4
63.0
Thu, May 23, 2013
3597.65
0.16
11527258
19268
10630
88.0
66.9
65.0
Wed, May 23, 2012
3635.98
0.03
15533387
12725
10269
91.4
71.1
67.0
Mon, May 23, 2011
3619.04
0.46
13661786
45996
22350
81.0
63.0
59.0
Sun, May 23, 2010
3622.85
0.19
14067595
21478
9299
75.9
46.9
63.0
Sat, May 23, 2009
3623.24
0.85
14109627
49029
7961
73.0
55.9
68.0
Averages of List
3610.11
0.37
12803175.20
31219.70
11619.60
78.75
57.43
64.2


Accessibility of Primitive Launches and Other Sites
As of Wednesday, May 22nd, 2019 where elevation was 3580.80'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
32.8 Above
Open and Usable
Wahweap
3558.00
3556.00
24.8 Above
Open and Usable
Bullfrog (Main Launch)
3578.00
3576.00
4.8 Above
Open and Usable
Castle Rock Cut-Off
3583.00
3580.00
0.8 Above
Looking bad, not likely. Go very slow!
Antelope Point
3588.00
3587.00
6.2 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
64.2 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
68.2 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
79.2 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
87.2 Below
Unusable, use Main Channel
Gunsite Pass Cut-Off
3685.00
3680.00
99.2 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
99.2 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



Page took 0.177 seconds to create!
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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1999 - 2019



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Lake Powell, Houseboating, Glen Canyon, Striped Bass