Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 89.17 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 52.68% of Full Pool (24,322,000 af)
| Total inflows for water year 2020: 943,654 acre feet
This is 75.21% of the December 5th average of 1,254,690 acre feet | Total releases for water year 2020: 1,366,080 acre feet
This is 18.21% of the minimum required of 7,500,000 acre feet |
| During WY 2020, water storage has risen by 1,797,767 AF yet total outflows have exceeded total inflows by 422,426 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 82.26% of capacity. Click for Details |
| Inflows for WY 2020 are 112.72% of WY 2019
Rivers feeding Lake Powell are running at 118.32% of the Dec 7th avg. Click for Details
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Lake Powell is up 25.04 feet from one year ago. Lake Powell is at low for water year and down 4.40 feet from the high.
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View Acre Feet
Last 14 Measurements
Lake Powell is down -0.88 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Thu, Dec 05, 2019 |
3610.83 |
-0.07 |
12814028 |
9338 |
12755 |
0.0 |
0.0 |
54.0 |
| Wed, Dec 04, 2019 |
3610.90 |
-0.12 |
12821106 |
6109 |
12281 |
0.0 |
0.0 |
55.0 |
| Tue, Dec 03, 2019 |
3611.02 |
-0.06 |
12833245 |
9782 |
12651 |
47.0 |
32.0 |
55.0 |
| Mon, Dec 02, 2019 |
3611.08 |
-0.12 |
12839318 |
6391 |
12569 |
44.0 |
31.0 |
55.0 |
| Sun, Dec 01, 2019 |
3611.20 |
-0.03 |
12851469 |
9463 |
10679 |
40.0 |
26.0 |
55.0 |
| Sat, Nov 30, 2019 |
3611.23 |
0.01 |
12854508 |
11109 |
9992 |
42.0 |
29.0 |
55.0 |
| Fri, Nov 29, 2019 |
3611.22 |
-0.09 |
12853495 |
6632 |
11032 |
50.0 |
32.0 |
55.0 |
| Thu, Nov 28, 2019 |
3611.31 |
-0.05 |
12862614 |
7118 |
9312 |
60.0 |
46.0 |
56.0 |
| Wed, Nov 27, 2019 |
3611.36 |
-0.10 |
12867682 |
3513 |
8469 |
54.0 |
32.0 |
56.0 |
| Tue, Nov 26, 2019 |
3611.46 |
-0.04 |
12877822 |
9502 |
11145 |
44.0 |
30.0 |
56.0 |
| Mon, Nov 25, 2019 |
3611.50 |
-0.11 |
12881880 |
5566 |
11079 |
52.0 |
34.0 |
56.0 |
| Sun, Nov 24, 2019 |
3611.61 |
-0.05 |
12893043 |
7312 |
9509 |
51.0 |
33.0 |
57.0 |
| Sat, Nov 23, 2019 |
3611.66 |
-0.05 |
12898119 |
7724 |
9922 |
51.0 |
33.0 |
57.0 |
| Fri, Nov 22, 2019 |
3611.71 |
-0.02 |
12903196 |
10491 |
11030 |
52.0 |
37.0 |
57.0 |
| Averages of List |
3611.29 |
-0.06 |
12860823 |
7861 |
10888 |
41.9 |
28.2 |
55.6 |
Averages for December 7th
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3643.55 |
-0.09 |
16863272 |
8384 |
14110 |
48.4 |
30.7 |
54.6 |
| All-Time |
3630.44 |
-0.07 |
15376693 |
8778 |
12914 |
48.8 |
30.1 |
54.6 |
Last 10 December 7th's data records
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Fri, Dec 07, 2018 |
3585.45 |
0.26 |
10413638 |
4796 |
12606 |
44.0 |
34.0 |
53.0 |
| Thu, Dec 07, 2017 |
3624.73 |
-0.09 |
14271061 |
7495 |
12350 |
46.0 |
28.0 |
56.0 |
| Wed, Dec 07, 2016 |
3604.67 |
-0.27 |
12201280 |
2904 |
16880 |
43.0 |
30.0 |
56.0 |
| Mon, Dec 07, 2015 |
3604.48 |
-0.19 |
12182698 |
4117 |
13816 |
45.0 |
28.0 |
55.0 |
| Sun, Dec 07, 2014 |
3600.94 |
-0.08 |
11839972 |
8958 |
12727 |
48.9 |
41.0 |
57.0 |
| Sat, Dec 07, 2013 |
3587.24 |
-0.11 |
10572502 |
4075 |
9045 |
37.0 |
26.1 |
52.0 |
| Fri, Dec 07, 2012 |
3614.04 |
-0.16 |
13141260 |
4849 |
13362 |
57.9 |
37.0 |
55.0 |
| Wed, Dec 07, 2011 |
3644.35 |
-0.18 |
16522676 |
8946 |
20253 |
39.0 |
25.0 |
56.0 |
| Tue, Dec 07, 2010 |
3629.33 |
-0.13 |
14777939 |
7261 |
13919 |
54.0 |
34.0 |
53.0 |
| Mon, Dec 07, 2009 |
3630.17 |
-0.11 |
14871885 |
6699 |
15336 |
43.0 |
30.0 |
55.0 |
| Averages of List |
3612.54 |
-0.11 |
13079491 |
6010 |
14029 |
45.8 |
31.3 |
54.8 |
Accessibility of Primitive Launches and Other Sites
As of Thursday, December 5th, 2019 where elevation was 3610.83'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Halls Crossing Launch |
3550.00 |
3548.00 |
62.83 Above |
Open and Usable |
| Wahweap |
3558.00 |
3556.00 |
54.83 Above |
Open and Usable |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
34.83 Above |
Open and Usable |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
30.83 Above |
Open and Usable |
| Antelope Point |
3588.00 |
3587.00 |
23.83 Above |
Open and Usable |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
10.83 Above |
Open and Usable |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
1.83 Above |
Looking bad, not likely. Go very slow! |
| Hite Marina |
3650.00 |
3645.00 |
34.17 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
38.17 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
49.17 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
57.17 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
69.17 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 0.418 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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