Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

For June 12th, 2021
Snowpack is 10% of avg
TotalPrecip is 74.00% of avg

Lake Powell is currently 429.66 feet deep at the dam
Water Summary
Today is day 255 of 365 for the Water Year 2021. We are 70% through the Water Year.
Last Reading: 3561.66 on Jun 11, 2021
Powell was last within 2" of this elevation on Jun 10, 2021
There are currently 2,753,396,023,187 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 138.34 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 34.74% of Full Pool (24,322,000 af)
Total inflows for water year 2021: 2,589,227 acre feet

This is 37.92% of the June 11th average of 6,827,612 acre feet
Total releases for water year 2021: 5,604,498 acre feet

This is 74.73% of the minimum required of 7,500,000 acre feet
During WY 2021, water storage has fallen by 2,906,686 AF and total outflows have exceeded total inflows by 3,015,271 AF
The 28 tracked reservoirs above Lake Powell are currently at 73.01% of capacity. Click for Details
Inflows for WY 2021 are 50.56% of WY 2020         Rivers feeding Lake Powell are running at 26.47% of the Jun 12th avg. Click for Details

Lake Powell is down -47.85 feet from one year ago.    Lake Powell is up 1.77 feet from the low for water year.

View Acre Feet     Last 14 Measurements
Lake Powell is up 1.50 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Fri, Jun 11, 2021
3561.66
0.05
8449851
14238
11626
0.0
0.0
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
Sun, May 30, 2021
3560.39
0.23
8352724
15511
5661
89.0
64.0
67.0
Sat, May 29, 2021
3560.16
0.15
8335218
14019
7493
92.0
64.0
67.0
Averages of List
3561.11
0.12
8407525
13812
8433
87.7
64.4
70.4

Averages for June 12th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3647.64
0.38
17347595
43136
15782
92.4
63.3
70.8
All-Time
3633.88
0.41
16143647
42358
15341
91.8
62.6
70.8

Last 10 June 12th's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Fri, Jun 12, 2020
3609.82
48.16
12712190
29358
11645
89.0
66.0
72.0
Wed, Jun 12, 2019
3593.93
32.27
11180029
76054
14173
96.0
67.0
70.0
Tue, Jun 12, 2018
3612.13
50.47
12945897
11105
14221
100.0
69.0
73.0
Mon, Jun 12, 2017
3626.58
64.92
14473372
54964
12900
79.0
64.0
71.0
Sun, Jun 12, 2016
3610.83
49.17
12814028
55362
12303
93.0
68.0
73.0
Fri, Jun 12, 2015
3604.11
42.45
12146567
50590
13284
89.0
61.0
73.0
Thu, Jun 12, 2014
3600.95
39.29
11840931
52963
10580
97.0
71.1
72.0
Wed, Jun 12, 2013
3600.60
38.94
11807402
21670
13674
98.1
73.0
74.0
Tue, Jun 12, 2012
3636.29
74.63
15569257
6759
12793
95.0
64.0
71.0
Sun, Jun 12, 2011
3633.66
72.00
15266787
94025
22890
88.0
64.0
66.0
Averages of List
3612.89
0.55
13075646
45285
13846
92.4
66.7
71.5


Accessibility of Primitive Launches and Other Sites
As of Friday, June 11th, 2021 where elevation was 3561.66'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
13.66 Above
Open and Usable
Wahweap
3558.00
3556.00
5.66 Above
Open and Usable
Stateline Launch
3562.00
3560.00
1.66 Above
Maybe, if you're lucky. Go slow and be watchful
Bullfrog (Main Launch)
3578.00
3576.00
14.34 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3580.00
18.34 Below
Unusable, use Main Channel
Antelope Point
3588.00
3587.00
25.34 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3600.00
38.34 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
47.34 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
83.34 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
87.34 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
98.34 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
106.34 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
118.34 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 1.134 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



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