Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

For November 23rd, 2020
Snowpack is 86% of avg
TotalPrecip is 66.00% of avg

Lake Powell is currently 456.87 feet deep at the dam
Water Summary
Today is day 54 of 365 for the Water Year 2021. We are 15% through the Water Year.
Last Reading: 3588.87 on Nov 22, 2020
Powell was last within 2" of this elevation on Mar 19, 2008
There are currently 3,492,645,058,765 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 111.13 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 44.07% of Full Pool (24,322,000 af)
Total inflows for water year 2021: 456,923 acre feet

This is 45.31% of the November 22nd average of 1,008,542 acre feet
Total releases for water year 2021: 1,108,763 acre feet

This is 14.78% of the minimum required of 7,500,000 acre feet
During WY 2021, water storage has fallen by 2,545,430 AF and total outflows have exceeded total inflows by 651,840 AF
The 28 tracked reservoirs above Lake Powell are currently at 71.1% of capacity. Click for Details
Inflows for WY 2021 are 60.07% of WY 2020         Rivers feeding Lake Powell are running at 65.98% of the Nov 23rd avg. Click for Details

Lake Powell is down -22.84 feet from one year ago.    Lake Powell is at low for water year and down 6.96 feet from the high.

View Acre Feet     Last 14 Measurements
Lake Powell is down -1.71 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sun, Nov 22, 2020
3588.87
-0.11
10718520
4414
9317
n/a
n/a
n/a
Sat, Nov 21, 2020
3588.98
-0.12
10728420
5430
10828
n/a
n/a
n/a
Fri, Nov 20, 2020
3589.10
-0.12
10739228
5412
10812
0.0
0.0
59.0
Thu, Nov 19, 2020
3589.22
-0.12
10750042
5517
10920
0.0
0.0
59.0
Wed, Nov 18, 2020
3589.34
-0.14
10760863
4299
10689
0.0
0.0
60.0
Tue, Nov 17, 2020
3589.48
-0.16
10773497
3668
11046
0.0
0.0
61.0
Mon, Nov 16, 2020
3589.64
-0.12
10787947
5560
10976
0.0
0.0
61.0
Sun, Nov 15, 2020
3589.76
-0.12
10798793
4183
9601
0.0
0.0
62.0
Sat, Nov 14, 2020
3589.88
-0.12
10809645
5783
11205
0.0
0.0
62.0
Fri, Nov 13, 2020
3590.00
-0.18
10820505
2764
11150
0.0
0.0
62.0
Thu, Nov 12, 2020
3590.18
-0.12
10836808
6007
11438
0.0
0.0
63.0
Wed, Nov 11, 2020
3590.30
-0.17
10847685
3112
11017
0.0
0.0
63.0
Tue, Nov 10, 2020
3590.47
-0.11
10863106
6237
11182
0.0
0.0
64.0
Mon, Nov 09, 2020
3590.58
-0.15
10873092
3441
10368
0.0
0.0
64.0
Averages of List
3589.70
-0.13
10793439
4702
10754
0.0
0.0
61.7

Averages for November 23rd

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3644.96
-0.09
17027026
9287
13213
53.8
33.8
58.2
All-Time
3631.56
-0.07
15502755
9416
11713
54.1
34.1
58.2

Last 10 November 23rd's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sat, Nov 23, 2019
3611.66
22.79
12898119
7724
9922
51.0
33.0
57.0
Fri, Nov 23, 2018
3586.98
-1.89
10549330
4337
8221
59.0
36.0
57.0
Thu, Nov 23, 2017
3625.63
36.76
14369223
8480
9049
62.0
41.0
59.0
Wed, Nov 23, 2016
3606.09
17.22
12340756
4323
8610
54.0
36.0
59.0
Mon, Nov 23, 2015
3605.87
17.00
12319078
8288
10960
48.9
28.9
60.0
Sat, Nov 23, 2013
3587.81
-1.06
10623416
11601
7221
39.2
33.8
57.0
Fri, Nov 23, 2012
3615.53
26.66
13294998
4304
20090
59.0
37.9
57.0
Wed, Nov 23, 2011
3647.07
58.20
16853758
9317
20650
55.0
37.0
59.0
Tue, Nov 23, 2010
3631.23
42.36
14991046
7735
14033
44.1
27.0
57.0
Mon, Nov 23, 2009
3631.64
42.77
15037319
7867
11802
48.9
34.0
59.0
Averages of List
3613.10
-0.10
13137747
7345
12084
52.5
34.5
58.0


Accessibility of Primitive Launches and Other Sites
As of Sunday, November 22nd, 2020 where elevation was 3588.87'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
40.87 Above
Open and Usable
Wahweap
3558.00
3556.00
32.87 Above
Open and Usable
Bullfrog (Main Launch)
3578.00
3576.00
12.87 Above
Open and Usable
Castle Rock Cut-Off
3583.00
3580.00
8.87 Above
Open and Usable
Antelope Point
3588.00
3587.00
1.87 Above
Open and Usable
Dominguez Butte Cut-Off
3602.00
3600.00
11.13 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
20.13 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
56.13 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
60.13 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
71.13 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
79.13 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
91.13 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 1.222 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