Lake Powell, Houseboating, Glen Canyon, Striped Bass


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Lake Powell

Lake Powell

For July 25th, 2017
Snowpack is 74% of avg
TotalPrecip is 112.00% of avg

Lake Powell is currently 503.01 feet deep at the dam
Water Summary
Today is day 299 of 365 for the Water Year 2017. We are 82% through the Water Year.
Last Reading: 3635.01 on Jul 25, 2017
Powell was last within 2" of this elevation on Jul 1, 2017
There are currently 5,025,125,306,906 gallons of water in Lake Powell!
Click for ...

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 64.99 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 63.41% of Full Pool (24,322,000 af)
Total inflows for water year 2017: 10,336,945 acre feet

This is 109.09% of the July 25th average of 9,476,034 acre feet
Total releases for water year 2017: 7,264,095 acre feet

This is 88.26% of the minimum required of 8,230,000 acre feet
During WY 2017, water storage has risen by 2,598,395 AF and total inflows have exceeded total outflows by 3,072,850 AF
The 28 tracked reservoirs above Lake Powell are currently at 90.07% of capacity. Click for Details
Inflows for WY 2017 are 115.31% of WY 2016         Rivers feeding Lake Powell are running at 109.75% of the Jul 26th avg. Click for Details



View Acre Feet     Last 14 Measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Tue, Jul 25, 2017
3635.01
-0.02
15421523
14226
14440
82.0
68.0
n/a
Mon, Jul 24, 2017
3635.03
-0.08
15423824
10467
14441
90.0
75.0
80.0
Sun, Jul 23, 2017
3635.11
-0.08
15433029
8593
12568
100.0
75.0
80.0
Sat, Jul 22, 2017
3635.19
-0.18
15442238
2983
13234
98.0
72.0
80.0
Fri, Jul 21, 2017
3635.37
-0.04
15462973
12705
14175
97.0
75.0
80.0
Thu, Jul 20, 2017
3635.41
0.00
15467583
15452
14411
97.0
72.0
80.0
Wed, Jul 19, 2017
3635.41
-0.10
15467583
8989
14227
93.0
73.0
80.0
Tue, Jul 18, 2017
3635.51
-0.05
15479114
12395
14493
100.0
75.0
80.0
Mon, Jul 17, 2017
3635.56
-0.11
15484881
8564
14433
102.0
77.0
80.0
Sun, Jul 16, 2017
3635.67
-0.01
15497574
13432
13018
102.0
75.0
80.0
Sat, Jul 15, 2017
3635.68
-0.02
15498729
12944
13158
102.0
73.0
80.0
Fri, Jul 14, 2017
3635.70
-0.05
15501038
12340
14441
99.0
73.0
80.0
Thu, Jul 13, 2017
3635.75
0.01
15506811
15848
14176
99.0
69.0
80.0
Wed, Jul 12, 2017
3635.74
-0.06
15505656
11476
14205
97.0
73.0
80.0
Averages of List
3635.44
-0.06
15470896.86
11458.14
13958.57
97.00
73.21
80.0

Averages for July 26th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3656.34
-0.12
18479580.38
13351.49
16651.41
96.20
70.97
79.6
All-Time
3641.05
-0.09
16665246.65
13612.69
15498.00
97.11
71.24
79.6

Last 10 July 26th's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Tue, Jul 26, 2016
3619.10
-0.13
13668112
9440
15978
102.0
78.0
79.0
Sun, Jul 26, 2015
3613.50
-0.12
13085831
9788
15593
75.9
72.0
78.0
Sat, Jul 26, 2014
3608.68
-0.05
12597891
10480
12335
98.1
77.0
77.0
Fri, Jul 26, 2013
3595.12
-0.25
11290373
2045
13927
n/a
n/a
79.0
Thu, Jul 26, 2012
3629.23
-0.18
14766784
4621
14558
n/a
n/a
79.0
Tue, Jul 26, 2011
3660.66
0.00
18579148
39949
24176
82.4
71.1
77.0
Mon, Jul 26, 2010
3637.00
-0.13
15651631
8721
13555
96.1
73.9
83.0
Sun, Jul 26, 2009
3641.63
-0.05
16196346
11410
12079
99.0
72.0
80.0
Sat, Jul 26, 2008
3633.31
-0.03
15226850
15046
14232
93.0
73.0
79.0
Thu, Jul 26, 2007
3607.93
-0.11
12523060
7358
13361
93.9
72.0
81.0
Averages of List
3624.62
-0.10
14358602.60
11885.80
14979.40
92.55
73.62
79.2


Accessibility of Primitive Launches and Other Sites
As of Tuesday, July 25th, 2017 where elevation was 3635.01'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Castle Rock Cut-Off
3583.00
3580.00
55.01 Above
Open and Usable
Antelope Point
3592.00
3590.00
45.01 Above
Open and Usable
Hite Marina
3650.00
3645.00
9.99 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
13.99 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
24.99 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
32.99 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
44.99 Below
Unusable, go to main marinas
Gunsite Pass Cut-Off
3685.00
3680.00
44.99 Below
Unusable, use Main Channel
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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1999 - 2017



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Lake Powell, Houseboating, Glen Canyon, Striped Bass