Lake Powell, Houseboating, Glen Canyon, Striped Bass



Lake Powell

Lake Powell

For September 18th, 2018
Snowpack is 33% of avg
TotalPrecip is 67.00% of avg

Lake Powell is currently 462.46 feet deep at the dam
Water Summary
Today is day 353 of 365 for the Water Year 2018. We are 97% through the Water Year.
Last Reading: 3594.46 on Sep 17, 2018
Powell was last within 2" of this elevation on Mar 22, 2017
There are currently 3,659,014,697,018 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 105.54 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 46.17% of Full Pool (24,322,000 af)
Total inflows for water year 2018: 5,289,114 acre feet

This is 50.55% of the September 17th average of 10,463,114 acre feet
Total releases for water year 2018: 8,695,452 acre feet

This is 105.66% of the minimum required of 8,230,000 acre feet
During WY 2018, water storage has fallen by 3,446,448 AF and total outflows have exceeded total inflows by 3,406,338 AF
The 28 tracked reservoirs above Lake Powell are currently at 70.08% of capacity. Click for Details
Inflows for WY 2018 are 46.97% of WY 2017         Rivers feeding Lake Powell are running at 60.53% of the Sep 18th avg. Click for Details


Powell is down -34.91 feet from one year ago


View Acre Feet     Last 14 Measurements
Powell is down -2.11 feet over these measurements

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
n/a
n/a
n/a
Sun, Sep 16, 2018
3594.62
-0.48
11243926
3660
9982
n/a
n/a
n/a
Sat, Sep 15, 2018
3594.76
0.14
11256919
3353
11198
n/a
n/a
n/a
Fri, Sep 14, 2018
3594.93
0.31
11272709
3866
11718
n/a
n/a
n/a
Thu, Sep 13, 2018
3595.10
-0.17
11288513
3918
11776
n/a
n/a
n/a
Wed, Sep 12, 2018
3595.27
-0.19
11304331
2838
11719
n/a
n/a
n/a
Tue, Sep 11, 2018
3595.46
-0.16
11322027
4415
11779
n/a
n/a
n/a
Mon, Sep 10, 2018
3595.62
-0.17
11336942
3836
11715
0.0
0.0
76.0
Sun, Sep 09, 2018
3595.79
-0.45
11352803
4662
10004
0.0
0.0
77.0
Sat, Sep 08, 2018
3595.91
0.12
11364007
2653
11053
0.0
0.0
76.0
Fri, Sep 07, 2018
3596.09
0.30
11380827
4849
11727
0.0
0.0
76.0
Thu, Sep 06, 2018
3596.24
-0.13
11394855
5855
11720
0.0
0.0
76.0
Wed, Sep 05, 2018
3596.37
-0.20
11407022
2162
11602
0.0
0.0
76.0
Tue, Sep 04, 2018
3596.57
-0.12
11425756
6403
11766
0.0
0.0
76.0
Averages of List
3596.08
-0.09
11380316.00
4345.71
11369.57
0.00
0.00
76.1

Averages for September 18th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3649.81
-0.08
17638993.05
9510.34
13445.71
86.17
59.71
75.2
All-Time
3635.34
-0.08
15962059.93
9332.78
12555.76
85.32
58.82
75.2

Last 10 September 18th's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Mon, Sep 18, 2017
3629.26
-0.11
14770130
6026
11758
87.0
59.0
77.0
Sun, Sep 18, 2016
3611.48
-0.12
12879851
4918
10705
90.0
59.0
74.0
Fri, Sep 18, 2015
3607.25
-0.10
12455484
7746
12329
82.0
61.0
76.0
Thu, Sep 18, 2014
3605.77
-0.04
12309232
9105
10438
90.0
66.9
77.0
Wed, Sep 18, 2013
3591.18
0.05
10927665
13760
10545
90.0
71.1
77.0
Tue, Sep 18, 2012
3622.40
-0.07
14019211
4855
8041
89.1
61.0
76.0
Sun, Sep 18, 2011
3653.95
0.01
17712410
15236
15600
84.9
63.0
75.0
Sat, Sep 18, 2010
3633.85
-0.04
15288498
6993
8082
93.0
62.1
73.0
Fri, Sep 18, 2009
3636.15
-0.08
15553050
8085
10135
82.0
60.1
76.0
Thu, Sep 18, 2008
3627.98
-0.09
14627852
9726
12177
84.9
60.1
76.0
Averages of List
3621.93
-0.06
14054338.30
8645.00
10981.00
87.29
62.33
75.7


Accessibility of Primitive Launches and Other Sites
As of Monday, September 17th, 2018 where elevation was 3594.46'

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
14.46 Above
Open and Usable
Antelope Point
3592.00
3590.00
4.46 Above
Open and Usable
Hite Marina
3650.00
3645.00
50.54 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
54.54 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
65.54 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
73.54 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
85.54 Below
Unusable, go to main marinas
Gunsite Pass Cut-Off
3685.00
3680.00
85.54 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



Page took 0.099 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


Copyright Summit Technologies, Inc.
1999 - 2018



Site Views Today: 0       Page Views Today: 0
Lake Powell, Houseboating, Glen Canyon, Striped Bass