Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 89.58 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 52.51% of Full Pool (24,322,000 af)
| Total inflows for water year 2020: 1,024,267 acre feet
This is 76.42% of the December 10th average of 1,340,288 acre feet | Total releases for water year 2020: 1,487,084 acre feet
This is 19.83% of the minimum required of 7,500,000 acre feet |
| During WY 2020, water storage has risen by 1,756,362 AF yet total outflows have exceeded total inflows by 462,817 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 82.11% of capacity. Click for Details |
| Inflows for WY 2020 are 115.41% of WY 2019
Rivers feeding Lake Powell are running at 135.47% of the Dec 11th avg. Click for Details
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Lake Powell is up 25.38 feet from one year ago. Lake Powell is at low for water year and down 4.81 feet from the high.
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View Acre Feet
Last 14 Measurements
Lake Powell is down -0.94 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Tue, Dec 10, 2019 |
3610.42 |
-0.07 |
12772623 |
9203 |
12613 |
0.0 |
0.0 |
54.0 |
| Mon, Dec 09, 2019 |
3610.49 |
-0.08 |
12779686 |
8679 |
12640 |
0.0 |
0.0 |
54.0 |
| Sun, Dec 08, 2019 |
3610.57 |
-0.07 |
12787761 |
7426 |
10838 |
0.0 |
0.0 |
54.0 |
| Sat, Dec 07, 2019 |
3610.64 |
-0.11 |
12794829 |
6659 |
12273 |
0.0 |
0.0 |
54.0 |
| Fri, Dec 06, 2019 |
3610.75 |
-0.08 |
12805942 |
8675 |
12641 |
0.0 |
0.0 |
54.0 |
| 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 |
| Averages of List |
3610.93 |
-0.07 |
12824165 |
7864 |
11482 |
24.1 |
16.3 |
54.7 |
Averages for December 12th
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3643.10 |
-0.11 |
16810162 |
8288 |
14325 |
48.0 |
29.7 |
53.7 |
| All-Time |
3630.07 |
-0.10 |
15334379 |
8690 |
13370 |
47.6 |
28.9 |
53.7 |
Last 10 December 12th's data records
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Tue, Dec 11, 2018 |
3584.90 |
-0.14 |
10365138 |
6121 |
12467 |
50.0 |
36.0 |
52.0 |
| Mon, Dec 11, 2017 |
3624.43 |
-0.08 |
14238449 |
8232 |
12487 |
48.0 |
25.0 |
55.0 |
| Sun, Dec 11, 2016 |
3603.93 |
-0.13 |
12129016 |
5687 |
12170 |
62.0 |
41.0 |
54.0 |
| Fri, Dec 11, 2015 |
3603.81 |
-0.17 |
12117325 |
5786 |
14389 |
59.0 |
39.0 |
55.0 |
| Thu, Dec 11, 2014 |
3600.40 |
-0.12 |
11788272 |
8625 |
14466 |
45.0 |
37.9 |
56.0 |
| Wed, Dec 11, 2013 |
3586.72 |
-0.19 |
10526191 |
1352 |
10185 |
33.1 |
16.0 |
50.0 |
| Tue, Dec 11, 2012 |
3613.33 |
-0.17 |
13068414 |
4292 |
13332 |
46.0 |
28.0 |
54.0 |
| Sun, Dec 11, 2011 |
3643.47 |
-0.23 |
16416579 |
5792 |
20325 |
43.0 |
28.0 |
55.0 |
| Sat, Dec 11, 2010 |
3628.86 |
-0.09 |
14725561 |
7385 |
13808 |
57.0 |
37.0 |
53.0 |
| Fri, Dec 11, 2009 |
3629.40 |
-0.21 |
14785752 |
6225 |
15407 |
30.0 |
21.0 |
54.0 |
| Averages of List |
3611.93 |
-0.15 |
13016070 |
5950 |
13904 |
47.3 |
30.9 |
53.8 |
Accessibility of Primitive Launches and Other Sites
As of Tuesday, December 10th, 2019 where elevation was 3610.42'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Halls Crossing Launch |
3550.00 |
3548.00 |
62.42 Above |
Open and Usable |
| Wahweap |
3558.00 |
3556.00 |
54.42 Above |
Open and Usable |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
34.42 Above |
Open and Usable |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
30.42 Above |
Open and Usable |
| Antelope Point |
3588.00 |
3587.00 |
23.42 Above |
Open and Usable |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
10.42 Above |
Open and Usable |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
1.42 Above |
Looking bad, not likely. Go very slow! |
| Hite Marina |
3650.00 |
3645.00 |
34.58 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
38.58 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
49.58 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
57.58 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
69.58 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 0.213 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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