Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 89.43 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 52.58% of Full Pool (24,322,000 af)
| Total inflows for water year 2020: 988,799 acre feet
This is 75.7% of the December 8th average of 1,306,282 acre feet | Total releases for water year 2020: 1,436,994 acre feet
This is 19.16% of the minimum required of 7,500,000 acre feet |
| During WY 2020, water storage has risen by 1,771,500 AF yet total outflows have exceeded total inflows by 448,195 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 82.25% of capacity. Click for Details |
| Inflows for WY 2020 are 114.38% of WY 2019
Rivers feeding Lake Powell are running at 122.25% of the Dec 9th avg. Click for Details
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Lake Powell is up 25.27 feet from one year ago. Lake Powell is at low for water year and down 4.66 feet from the high.
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View Acre Feet
Last 14 Measurements
Lake Powell is down -0.93 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Sun, Dec 08, 2019 |
3610.57 |
-0.07 |
12787761 |
7426 |
10838 |
0.0 |
0.0 |
53.0 |
| 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 |
| 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 |
| Averages of List |
3611.08 |
-0.07 |
12838979 |
7663 |
11265 |
30.9 |
20.9 |
54.9 |
Averages for December 9th
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3643.36 |
-0.09 |
16840474 |
8318 |
14019 |
47.4 |
28.7 |
54.2 |
| All-Time |
3630.28 |
-0.07 |
15358285 |
8851 |
12879 |
47.4 |
28.5 |
54.2 |
Last 10 December 9th's data records
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Sun, Dec 09, 2018 |
3585.19 |
-0.43 |
10390692 |
5871 |
10786 |
49.0 |
31.0 |
52.0 |
| Sat, Dec 09, 2017 |
3624.59 |
-0.06 |
14255835 |
8808 |
11882 |
50.0 |
28.0 |
55.0 |
| Fri, Dec 09, 2016 |
3604.28 |
-0.18 |
12163159 |
6376 |
15532 |
48.0 |
28.0 |
55.0 |
| Wed, Dec 09, 2015 |
3604.11 |
-0.20 |
12146567 |
4259 |
14471 |
48.9 |
35.1 |
55.0 |
| Tue, Dec 09, 2014 |
3600.66 |
-0.15 |
11813145 |
7021 |
14435 |
51.1 |
37.9 |
57.0 |
| Mon, Dec 09, 2013 |
3587.04 |
-0.15 |
10554674 |
3125 |
10031 |
28.9 |
15.1 |
51.0 |
| Sun, Dec 09, 2012 |
3613.70 |
-0.17 |
13106343 |
3403 |
12459 |
48.9 |
30.9 |
55.0 |
| Fri, Dec 09, 2011 |
3643.93 |
-0.20 |
16471977 |
7743 |
20338 |
43.0 |
27.0 |
55.0 |
| Thu, Dec 09, 2010 |
3629.08 |
-0.12 |
14750062 |
7533 |
13783 |
46.0 |
32.0 |
53.0 |
| Wed, Dec 09, 2009 |
3629.81 |
-0.20 |
14831570 |
6342 |
15280 |
33.1 |
18.0 |
55.0 |
| Averages of List |
3612.24 |
-0.19 |
13048402 |
6048 |
13900 |
44.7 |
28.3 |
54.3 |
Accessibility of Primitive Launches and Other Sites
As of Sunday, December 8th, 2019 where elevation was 3610.57'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Halls Crossing Launch |
3550.00 |
3548.00 |
62.57 Above |
Open and Usable |
| Wahweap |
3558.00 |
3556.00 |
54.57 Above |
Open and Usable |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
34.57 Above |
Open and Usable |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
30.57 Above |
Open and Usable |
| Antelope Point |
3588.00 |
3587.00 |
23.57 Above |
Open and Usable |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
10.57 Above |
Open and Usable |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
1.57 Above |
Looking bad, not likely. Go very slow! |
| Hite Marina |
3650.00 |
3645.00 |
34.43 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
38.43 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
49.43 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
57.43 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
69.43 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 0.151 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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