Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 88.98 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 52.76% of Full Pool (24,322,000 af)
| Total inflows for water year 2020: 913,015 acre feet
This is 74.82% of the December 3rd average of 1,220,307 acre feet | Total releases for water year 2020: 1,316,421 acre feet
This is 17.55% of the minimum required of 7,500,000 acre feet |
| During WY 2020, water storage has risen by 1,816,984 AF yet total outflows have exceeded total inflows by 403,406 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 82.31% of capacity. Click for Details |
| Inflows for WY 2020 are 111.69% of WY 2019
Rivers feeding Lake Powell are running at 113.78% of the Dec 5th avg. Click for Details
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Lake Powell is up 24.90 feet from one year ago. Lake Powell is at low for water year and down 4.21 feet from the high.
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View Acre Feet
Last 14 Measurements
Lake Powell is down -0.76 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Tue, Dec 03, 2019 |
3611.02 |
-0.06 |
12833245 |
9782 |
12651 |
0.0 |
0.0 |
55.0 |
| Mon, Dec 02, 2019 |
3611.08 |
-0.12 |
12839318 |
6391 |
12569 |
0.0 |
0.0 |
55.0 |
| Sun, Dec 01, 2019 |
3611.20 |
-0.03 |
12851469 |
9463 |
10679 |
0.0 |
0.0 |
55.0 |
| Sat, Nov 30, 2019 |
3611.23 |
0.01 |
12854508 |
11109 |
9992 |
0.0 |
0.0 |
55.0 |
| Fri, Nov 29, 2019 |
3611.22 |
-0.09 |
12853495 |
6632 |
11032 |
0.0 |
0.0 |
55.0 |
| Thu, Nov 28, 2019 |
3611.31 |
-0.05 |
12862614 |
7118 |
9312 |
0.0 |
0.0 |
56.0 |
| Wed, Nov 27, 2019 |
3611.36 |
-0.10 |
12867682 |
3513 |
8469 |
0.0 |
0.0 |
56.0 |
| Tue, Nov 26, 2019 |
3611.46 |
-0.04 |
12877822 |
9502 |
11145 |
0.0 |
0.0 |
56.0 |
| Mon, Nov 25, 2019 |
3611.50 |
-0.11 |
12881880 |
5566 |
11079 |
0.0 |
0.0 |
56.0 |
| Sun, Nov 24, 2019 |
3611.61 |
-0.05 |
12893043 |
7312 |
9509 |
0.0 |
0.0 |
57.0 |
| Sat, Nov 23, 2019 |
3611.66 |
-0.05 |
12898119 |
7724 |
9922 |
0.0 |
0.0 |
57.0 |
| Fri, Nov 22, 2019 |
3611.71 |
-0.02 |
12903196 |
10491 |
11030 |
0.0 |
0.0 |
57.0 |
| Thu, Nov 21, 2019 |
3611.73 |
-0.05 |
12905227 |
8780 |
10979 |
0.0 |
0.0 |
58.0 |
| Wed, Nov 20, 2019 |
3611.78 |
-0.12 |
12910306 |
5074 |
11147 |
0.0 |
0.0 |
58.0 |
| Averages of List |
3611.42 |
-0.06 |
12873709 |
7747 |
10680 |
0.0 |
0.0 |
56.1 |
Averages for December 5th
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3643.76 |
-0.11 |
16887571 |
8726 |
13953 |
49.2 |
29.4 |
55.1 |
| All-Time |
3630.61 |
-0.09 |
15395572 |
8942 |
12904 |
49.7 |
29.8 |
55.1 |
Last 10 December 5th's data records
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Wed, Dec 05, 2018 |
3585.79 |
-0.15 |
10443693 |
5742 |
12602 |
41.0 |
26.0 |
54.0 |
| Tue, Dec 05, 2017 |
3624.88 |
-0.07 |
14287387 |
8574 |
12246 |
45.0 |
25.0 |
57.0 |
| Mon, Dec 05, 2016 |
3605.09 |
-0.12 |
12242423 |
8183 |
14173 |
54.0 |
28.0 |
56.0 |
| Sat, Dec 05, 2015 |
3604.76 |
-0.14 |
12210089 |
7006 |
14052 |
51.1 |
30.9 |
56.0 |
| Fri, Dec 05, 2014 |
3601.16 |
-0.15 |
11861079 |
6929 |
14363 |
52.0 |
43.0 |
57.0 |
| Thu, Dec 05, 2013 |
3587.43 |
-0.07 |
10589456 |
7253 |
10281 |
30.9 |
19.0 |
53.0 |
| Wed, Dec 05, 2012 |
3614.33 |
-0.16 |
13171090 |
3225 |
11750 |
55.0 |
39.9 |
55.0 |
| Mon, Dec 05, 2011 |
3644.70 |
-0.22 |
16565012 |
6295 |
20262 |
37.9 |
27.0 |
56.0 |
| Sun, Dec 05, 2010 |
3629.60 |
-0.13 |
14808089 |
6548 |
13225 |
50.0 |
33.1 |
54.0 |
| Sat, Dec 05, 2009 |
3630.37 |
-0.12 |
14894316 |
7435 |
12976 |
41.0 |
27.0 |
56.0 |
| Averages of List |
3612.81 |
-0.13 |
13107263 |
6719 |
13593 |
45.8 |
29.9 |
55.4 |
Accessibility of Primitive Launches and Other Sites
As of Tuesday, December 3rd, 2019 where elevation was 3611.02'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Halls Crossing Launch |
3550.00 |
3548.00 |
63.02 Above |
Open and Usable |
| Wahweap |
3558.00 |
3556.00 |
55.02 Above |
Open and Usable |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
35.02 Above |
Open and Usable |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
31.02 Above |
Open and Usable |
| Antelope Point |
3588.00 |
3587.00 |
24.02 Above |
Open and Usable |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
11.02 Above |
Open and Usable |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
2.02 Above |
Maybe, if you're lucky. Go slow and be watchful |
| Hite Marina |
3650.00 |
3645.00 |
33.98 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
37.98 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
48.98 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
56.98 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
68.98 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 0.397 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 - 2019
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