Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

For November 30th, 2020
Snowpack is 76% of avg
TotalPrecip is 60.00% of avg

Lake Powell is currently 455.87 feet deep at the dam
Water Summary
Today is day 62 of 365 for the Water Year 2021. We are 17% through the Water Year.
Last Reading: 3587.87 on Nov 29, 2020
Powell was last within 2" of this elevation on Nov 28, 2020
There are currently 3,463,404,780,784 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 112.13 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 43.7% of Full Pool (24,322,000 af)
Total inflows for water year 2021: 516,140 acre feet

This is 45.33% of the November 29th average of 1,138,651 acre feet
Total releases for water year 2021: 1,258,156 acre feet

This is 16.78% of the minimum required of 7,500,000 acre feet
During WY 2021, water storage has fallen by 2,635,165 AF and total outflows have exceeded total inflows by 742,016 AF
The 28 tracked reservoirs above Lake Powell are currently at 71.03% of capacity. Click for Details
Inflows for WY 2021 are 59.92% of WY 2020         Rivers feeding Lake Powell are running at 65.11% of the Dec 1st avg. Click for Details

Lake Powell is down -23.35 feet from one year ago.    Lake Powell is at low for water year and down 7.96 feet from the high.

View Acre Feet     Last 14 Measurements
Lake Powell is down -1.77 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sun, Nov 29, 2020
3587.87
-0.12
10628785
4372
9737
52.0
27.0
56.0
Sat, Nov 28, 2020
3587.99
-0.15
10639527
4524
11357
49.0
26.0
57.0
Fri, Nov 27, 2020
3588.14
-0.19
10652965
2491
11283
51.0
32.0
57.0
Thu, Nov 26, 2020
3588.33
-0.07
10670003
6798
9733
52.0
35.0
57.0
Wed, Nov 25, 2020
3588.40
-0.16
10676284
3805
11141
53.0
31.0
57.0
Tue, Nov 24, 2020
3588.56
-0.16
10690650
3616
10959
55.0
37.0
59.0
Mon, Nov 23, 2020
3588.72
-0.15
10705029
4249
11108
58.0
37.0
59.0
Sun, Nov 22, 2020
3588.87
-0.11
10718520
4414
9317
58.0
42.0
59.0
Sat, Nov 21, 2020
3588.98
-0.12
10728420
5430
10828
64.0
43.0
59.0
Fri, Nov 20, 2020
3589.10
-0.12
10739228
5412
10812
63.0
41.0
59.0
Thu, Nov 19, 2020
3589.22
-0.12
10750042
5517
10920
70.0
46.0
59.0
Wed, Nov 18, 2020
3589.34
-0.14
10760863
4299
10689
70.0
41.0
60.0
Tue, Nov 17, 2020
3589.48
-0.16
10773497
3668
11046
61.0
37.0
61.0
Mon, Nov 16, 2020
3589.64
-0.12
10787947
5560
10976
61.0
36.0
61.0
Averages of List
3588.76
-0.13
10708697
4583
10708
58.4
36.5
58.6

Averages for December 1st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3643.34
-0.10
16833639
8686
13538
50.5
30.8
55.7
All-Time
3630.59
-0.08
15388411
8909
12462
50.8
31.0
55.7

Last 10 December 1st's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sun, Dec 01, 2019
3611.20
23.33
12851469
9463
10679
40.0
26.0
55.0
Sat, Dec 01, 2018
3586.41
-1.46
10498645
7626
11606
50.0
35.0
55.0
Fri, Dec 01, 2017
3625.20
37.33
14322262
7204
12071
61.0
36.0
57.0
Thu, Dec 01, 2016
3605.65
17.78
12297425
5318
13469
45.0
27.0
57.0
Tue, Dec 01, 2015
3605.34
17.47
12266957
8116
14648
45.0
26.1
57.0
Mon, Dec 01, 2014
3601.74
13.87
11916846
8102
14510
57.9
39.9
56.0
Sun, Dec 01, 2013
3587.81
-0.06
10623416
5311
9321
41.0
37.9
54.0
Sat, Dec 01, 2012
3614.91
27.04
13230884
3081
13319
57.0
42.1
56.0
Thu, Dec 01, 2011
3645.49
57.62
16660860
7474
20174
51.1
39.2
57.0
Wed, Dec 01, 2010
3630.18
42.31
14873006
5684
13893
45.0
26.1
53.0
Averages of List
3611.39
-0.12
12954177
6738
13369
49.3
33.5
55.7


Accessibility of Primitive Launches and Other Sites
As of Sunday, November 29th, 2020 where elevation was 3587.87'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
39.87 Above
Open and Usable
Wahweap
3558.00
3556.00
31.87 Above
Open and Usable
Bullfrog (Main Launch)
3578.00
3576.00
11.87 Above
Open and Usable
Castle Rock Cut-Off
3583.00
3580.00
7.87 Above
Open and Usable
Antelope Point
3588.00
3587.00
0.87 Above
Maybe, if you're lucky. Go slow and be watchful
Dominguez Butte Cut-Off
3602.00
3600.00
12.13 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
21.13 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
57.13 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
61.13 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
72.13 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
80.13 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
92.13 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.


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 1.404 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