Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell

Lake Powell
For September 17th, 2019
Snowpack is 86% of avg
TotalPrecip is 114.00% of avg

Lake Powell is currently 484.79 feet deep at the dam
Water Summary
Today is day 353 of 365 for the Water Year 2019. We are 97% through the Water Year.
Last Reading: 3616.79 on Sep 16, 2019
Powell was last within 2" of this elevation on Sep 15, 2019
There are currently 4,374,854,891,788 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 83.21 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 55.2% of Full Pool (24,322,000 af)
Total inflows for water year 2019: 11,558,951 acre feet

This is 110.46% of the September 16th average of 10,464,260 acre feet
Total releases for water year 2019: 8,668,357 acre feet

This is 115.58% of the minimum required of 7,500,000 acre feet
During WY 2019, water storage has risen by 2,409,658 AF and total inflows have exceeded total outflows by 2,890,594 AF
The 28 tracked reservoirs above Lake Powell are currently at 86.59% of capacity. Click for Details
Inflows for WY 2019 are 218.91% of WY 2018         Rivers feeding Lake Powell are running at 107.86% of the Sep 17th avg. Click for Details


Lake Powell is up 22.17 feet from one year ago.    Lake Powell is down 4.89 feet from the high for water year.


View Acre Feet     Last 14 Measurements
Lake Powell is down -1.49 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Mon, Sep 16, 2019
3616.79
-0.14
13425919
4710
11785
0.0
0.0
75.0
Sun, Sep 15, 2019
3616.93
-0.07
13440517
7492
10595
0.0
0.0
76.0
Sat, Sep 14, 2019
3617.00
-0.10
13447820
7056
11864
0.0
0.0
76.0
Fri, Sep 13, 2019
3617.10
-0.12
13458257
6141
12090
0.0
0.0
77.0
Thu, Sep 12, 2019
3617.22
-0.14
13470789
4401
11491
0.0
0.0
77.0
Wed, Sep 11, 2019
3617.36
-0.10
13485419
6909
11727
n/a
n/a
n/a
Tue, Sep 10, 2019
3617.46
-0.13
13495876
5179
11708
0.0
0.0
77.0
Mon, Sep 09, 2019
3617.59
-0.11
13509477
3580
11824
0.0
0.0
77.0
Sun, Sep 08, 2019
3617.70
-0.13
13520992
2799
9335
0.0
0.0
78.0
Sat, Sep 07, 2019
3617.83
-0.10
13534610
6743
11571
0.0
0.0
78.0
Fri, Sep 06, 2019
3617.93
-0.06
13545091
7056
11886
98.0
71.0
78.0
Thu, Sep 05, 2019
3617.99
-0.16
13551382
3865
12125
98.0
72.0
79.0
Wed, Sep 04, 2019
3618.15
-0.13
13568168
6134
12685
101.0
74.0
80.0
Tue, Sep 03, 2019
3618.28
-0.07
13581817
8605
11727
99.0
73.0
79.0
Averages of List
3617.52
-0.11
13502581
5762
11601
30.5
22.3
77.5

Averages for September 18th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3648.47
-0.09
17485477
9568
13398
83.8
57.9
75.3
All-Time
3634.68
-0.08
15887182
9469
12513
84.8
58.1
75.3

Last 10 September 18th's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Mon, Sep 17, 2018
3594.46
-0.16
11229089
4523
11851
0.0
0.0
75.0
Sun, Sep 17, 2017
3629.37
-0.09
14782403
5252
9771
82.0
60.0
78.0
Sat, Sep 17, 2016
3611.60
-0.12
12892027
5537
11327
87.0
59.0
74.0
Thu, Sep 17, 2015
3607.35
-0.12
12465407
6631
12299
84.0
64.0
76.0
Wed, Sep 17, 2014
3605.81
-0.01
12313170
10723
10447
87.1
71.1
77.0
Tue, Sep 17, 2013
3591.13
0.12
10923111
17151
10467
91.0
69.1
77.0
Mon, Sep 17, 2012
3622.47
-0.06
14026729
5477
8080
87.1
64.0
76.0
Sat, Sep 17, 2011
3653.94
-0.05
17711140
13962
15548
82.0
60.1
75.0
Fri, Sep 17, 2010
3633.89
-0.04
15293071
7199
8095
93.0
63.0
73.0
Thu, Sep 17, 2009
3636.23
-0.05
15562310
7624
10123
82.0
59.0
76.0
Averages of List
3618.63
-0.06
13719846
8408
10801
77.5
56.9
75.7


Accessibility of Primitive Launches and Other Sites
As of Monday, September 16th, 2019 where elevation was 3616.79'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
68.79 Above
Open and Usable
Wahweap
3558.00
3556.00
60.79 Above
Open and Usable
Bullfrog (Main Launch)
3578.00
3576.00
40.79 Above
Open and Usable
Castle Rock Cut-Off
3583.00
3580.00
36.79 Above
Open and Usable
Antelope Point
3588.00
3587.00
29.79 Above
Open and Usable
Dominguez Butte Cut-Off
3602.00
3600.00
16.79 Above
Open and Usable
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
7.79 Above
Open and Usable
Hite Marina
3650.00
3645.00
28.21 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
32.21 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
43.21 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
51.21 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
63.21 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 0.100 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 - 2019



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Lake Powell, Houseboating, Glen Canyon, Striped Bass