Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

For June 14th, 2021
Snowpack is 14% of avg
TotalPrecip is 72.00% of avg

Lake Powell is currently 429.76 feet deep at the dam
Water Summary
Today is day 258 of 365 for the Water Year 2021. We are 71% through the Water Year.
Last Reading: 3561.76 on Jun 13, 2021
Powell was last within 2" of this elevation on Jun 12, 2021
There are currently 2,755,898,888,013 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 138.24 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 34.77% of Full Pool (24,322,000 af)
Total inflows for water year 2021: 2,641,197 acre feet

This is 37.75% of the June 13th average of 6,997,382 acre feet
Total releases for water year 2021: 5,646,104 acre feet

This is 75.28% of the minimum required of 7,500,000 acre feet
During WY 2021, water storage has fallen by 2,899,005 AF and total outflows have exceeded total inflows by 3,004,907 AF
The 28 tracked reservoirs above Lake Powell are currently at 73.15% of capacity. Click for Details
Inflows for WY 2021 are 50.38% of WY 2020         Rivers feeding Lake Powell are running at 23.43% of the Jun 15th avg. Click for Details

Lake Powell is down -48.31 feet from one year ago.    Lake Powell is up 1.87 feet from the low for water year.

View Acre Feet     Last 14 Measurements
Lake Powell is up 1.19 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sun, Jun 13, 2021
3561.76
0.06
8457532
12618
9587
103.0
70.0
73.0
Sat, Jun 12, 2021
3561.70
0.04
8452923
13583
11389
100.0
65.0
72.0
Fri, Jun 11, 2021
3561.66
0.05
8449851
14238
11626
92.0
60.0
72.0
Thu, Jun 10, 2021
3561.61
0.06
8446012
14706
11678
94.0
72.0
72.0
Wed, Jun 09, 2021
3561.55
0.06
8441407
14810
11783
91.0
64.0
72.0
Tue, Jun 08, 2021
3561.49
0.08
8436804
14165
10305
91.0
70.0
73.0
Mon, Jun 07, 2021
3561.41
0.06
8430670
14103
11079
93.0
67.0
72.0
Sun, Jun 06, 2021
3561.35
0.08
8426071
12926
9068
99.0
78.0
72.0
Sat, Jun 05, 2021
3561.27
0.03
8419941
12710
10939
101.0
75.0
72.0
Fri, Jun 04, 2021
3561.24
0.12
8417644
11122
5600
102.0
78.0
72.0
Thu, Jun 03, 2021
3561.12
0.18
8408457
13917
5903
98.0
72.0
70.0
Wed, Jun 02, 2021
3560.94
0.20
8394691
14479
5642
97.0
66.0
69.0
Tue, Jun 01, 2021
3560.74
0.17
8379414
13142
5562
93.0
67.0
68.0
Mon, May 31, 2021
3560.57
0.18
8366443
13514
5726
88.0
64.0
68.0
Averages of List
3561.32
0.10
8423419
13574
8992
95.9
69.1
71.2

Averages for June 15th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3648.65
0.33
17470684
40054
16197
94.1
65.1
71.4
All-Time
3635.01
0.37
16269183
40138
15694
93.4
64.6
71.4

Last 10 June 15th's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Mon, Jun 15, 2020
3610.47
48.71
12777667
19996
12100
95.0
64.0
72.0
Sat, Jun 15, 2019
3597.55
35.79
11517835
76078
9954
92.0
70.0
72.0
Fri, Jun 15, 2018
3611.84
50.08
12916403
6440
13980
95.0
77.0
73.0
Thu, Jun 15, 2017
3628.74
66.98
14712209
54412
13051
98.0
70.0
70.0
Wed, Jun 15, 2016
3613.12
51.36
13046918
57336
13760
93.0
69.0
74.0
Mon, Jun 15, 2015
3606.32
44.56
12363448
52319
12958
88.0
82.0
75.0
Sun, Jun 15, 2014
3603.09
41.33
12047337
42419
8479
93.0
61.0
70.0
Sat, Jun 15, 2013
3600.95
39.19
11840931
20005
13036
95.0
71.1
75.0
Fri, Jun 15, 2012
3636.00
74.24
15535699
7678
12443
95.0
69.1
71.0
Wed, Jun 15, 2011
3636.83
75.07
15631880
94973
22850
98.1
69.1
66.0
Averages of List
3614.49
0.51
13239033
43166
13261
94.2
70.2
71.8


Accessibility of Primitive Launches and Other Sites
As of Sunday, June 13th, 2021 where elevation was 3561.76'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
13.76 Above
Open and Usable
Wahweap
3558.00
3556.00
5.76 Above
Open and Usable
Stateline Launch
3562.00
3560.00
1.76 Above
Maybe, if you're lucky. Go slow and be watchful
Bullfrog (Main Launch)
3578.00
3576.00
14.24 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3580.00
18.24 Below
Unusable, use Main Channel
Antelope Point
3588.00
3587.00
25.24 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3600.00
38.24 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
47.24 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
83.24 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
87.24 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
98.24 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
106.24 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
118.24 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 1.194 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


Copyright Summit Technologies, Inc.
1999 - 2021



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Lake Powell, Houseboating, Glen Canyon, Striped Bass