Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 94.95 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 50.32% of Full Pool (24,322,000 af)
| Total inflows for water year 2020: 4,408,329 acre feet
This is 72.76% of the May 31st average of 6,058,654 acre feet | Total releases for water year 2020: 5,360,232 acre feet
This is 71.47% of the minimum required of 7,500,000 acre feet |
| During WY 2020, water storage has fallen by 1,025,449 AF and total outflows have exceeded total inflows by 951,903 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 82.41% of capacity. Click for Details |
| Inflows for WY 2020 are 85.3% of WY 2019
Rivers feeding Lake Powell are running at 62.79% of the Jun 1st avg. Click for Details
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Lake Powell is up 20.40 feet from one year ago. Lake Powell is up 5.79 feet from the low for water year.
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View Acre Feet
Last 14 Measurements
Lake Powell is up 3.10 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Sun, May 31, 2020 |
3605.05 |
0.10 |
12238501 |
15726 |
9934 |
0.0 |
0.0 |
68.0 |
| Sat, May 30, 2020 |
3604.95 |
0.24 |
12228698 |
23192 |
9940 |
0.0 |
0.0 |
67.0 |
| Fri, May 29, 2020 |
3604.71 |
0.16 |
12205194 |
19373 |
10397 |
0.0 |
0.0 |
66.0 |
| Thu, May 28, 2020 |
3604.55 |
0.18 |
12189542 |
20209 |
10176 |
100.0 |
70.0 |
65.0 |
| Wed, May 27, 2020 |
3604.37 |
0.28 |
12171949 |
25645 |
10310 |
97.0 |
67.0 |
65.0 |
| Tue, May 26, 2020 |
3604.09 |
0.30 |
12144617 |
26521 |
10149 |
89.0 |
59.0 |
64.0 |
| Mon, May 25, 2020 |
3603.79 |
0.29 |
12115377 |
25390 |
9574 |
81.0 |
58.0 |
64.0 |
| Sun, May 24, 2020 |
3603.50 |
0.28 |
12087158 |
24813 |
9551 |
76.0 |
54.0 |
65.0 |
| Sat, May 23, 2020 |
3603.22 |
0.37 |
12059954 |
29552 |
9565 |
79.0 |
61.0 |
66.0 |
| Fri, May 22, 2020 |
3602.85 |
0.24 |
12024069 |
23662 |
10561 |
84.0 |
56.0 |
66.0 |
| Thu, May 21, 2020 |
3602.61 |
0.25 |
12000830 |
24057 |
10448 |
78.0 |
51.0 |
65.0 |
| Wed, May 20, 2020 |
3602.36 |
0.31 |
11976656 |
26883 |
10141 |
71.0 |
52.0 |
64.0 |
| Tue, May 19, 2020 |
3602.05 |
0.10 |
11946726 |
16077 |
10381 |
84.0 |
62.0 |
65.0 |
| Mon, May 18, 2020 |
3601.95 |
0.18 |
11937082 |
20309 |
10420 |
89.0 |
64.0 |
65.0 |
| Averages of List |
3603.58 |
0.23 |
12094740 |
22958 |
10111 |
66.3 |
46.7 |
65.4 |
Averages for June 1st
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3644.24 |
0.43 |
16939401 |
42521 |
15449 |
89.1 |
61.1 |
68.3 |
| All-Time |
3629.63 |
0.47 |
15689880 |
41780 |
14388 |
88.9 |
60.8 |
68.3 |
Last 10 June 1st's data records
| DATE MEASURED |
ELEVATION |
CHG vs TODAY |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Sat, Jun 01, 2019 |
3585.06 |
-19.99 |
10379232 |
30473 |
10190 |
88.0 |
61.0 |
66.0 |
| Fri, Jun 01, 2018 |
3611.67 |
6.62 |
12899134 |
22004 |
14056 |
90.0 |
63.0 |
70.0 |
| Thu, Jun 01, 2017 |
3619.61 |
14.56 |
13721963 |
43616 |
12916 |
84.0 |
66.0 |
68.0 |
| Wed, Jun 01, 2016 |
3604.20 |
-0.85 |
12155349 |
32024 |
13779 |
93.0 |
64.0 |
67.0 |
| Mon, Jun 01, 2015 |
3597.58 |
-7.47 |
11520662 |
30712 |
14133 |
95.0 |
68.0 |
71.0 |
| Sun, Jun 01, 2014 |
3590.33 |
-14.72 |
10850405 |
56012 |
8566 |
91.9 |
66.0 |
69.0 |
| Sat, Jun 01, 2013 |
3599.58 |
-5.47 |
11710055 |
21000 |
13047 |
84.0 |
59.0 |
66.0 |
| Fri, Jun 01, 2012 |
3636.89 |
31.84 |
15638849 |
17467 |
12764 |
97.0 |
68.0 |
68.0 |
| Wed, Jun 01, 2011 |
3623.88 |
18.83 |
14178803 |
64864 |
22724 |
88.0 |
68.0 |
62.0 |
| Tue, Jun 01, 2010 |
3626.51 |
21.46 |
14465679 |
43805 |
10266 |
84.9 |
64.0 |
67.0 |
| Averages of List |
3609.53 |
0.41 |
12752013 |
36198 |
13244 |
89.6 |
64.7 |
67.4 |
Accessibility of Primitive Launches and Other Sites
As of Sunday, May 31st, 2020 where elevation was 3605.05'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Halls Crossing Launch |
3550.00 |
3548.00 |
57.05 Above |
Open and Usable |
| Wahweap |
3558.00 |
3556.00 |
49.05 Above |
Open and Usable |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
29.05 Above |
Open and Usable |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
25.05 Above |
Open and Usable |
| Antelope Point |
3588.00 |
3587.00 |
18.05 Above |
Open and Usable |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
5.05 Above |
Open and Usable |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
3.95 Below |
Unusable, go to main marinas |
| Hite Marina |
3650.00 |
3645.00 |
39.95 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
43.95 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
54.95 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
62.95 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
74.95 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 1.121 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 - 2020
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