Lake Powell
Lake Powell
| |
Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 89.9 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 52.38% of Full Pool (24,322,000 af)
| Total inflows for water year 2020: 1,087,103 acre feet
This is 77.29% of the December 14th average of 1,406,448 acre feet | Total releases for water year 2020: 1,581,302 acre feet
This is 21.08% of the minimum required of 7,500,000 acre feet |
During WY 2020, water storage has risen by 1,724,107 AF yet total outflows have exceeded total inflows by 494,199 AF |
The 28 tracked reservoirs above Lake Powell are currently at 81.91% of capacity. Click for Details |
Inflows for WY 2020 are 117.49% of WY 2019  
Rivers feeding Lake Powell are running at 134.36% of the Dec 15th avg. Click for Details
|
Lake Powell is up 25.74 feet from one year ago. Lake Powell is at low for water year and down 5.13 feet from the high.
|
View Acre Feet
Last 14 Measurements Lake Powell is down -1.10 feet over these measurements
DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
Sat, Dec 14, 2019 |
3610.10 |
-0.02 |
12740368 |
11217 |
11879 |
n/a |
n/a |
n/a |
Fri, Dec 13, 2019 |
3610.12 |
-0.08 |
12742383 |
8627 |
12580 |
n/a |
n/a |
n/a |
Thu, Dec 12, 2019 |
3610.20 |
-0.11 |
12750442 |
7014 |
12615 |
0.0 |
0.0 |
54.0 |
Wed, Dec 11, 2019 |
3610.31 |
-0.11 |
12761529 |
4821 |
10427 |
n/a |
n/a |
n/a |
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 |
52.0 |
39.0 |
54.0 |
Wed, Dec 04, 2019 |
3610.90 |
-0.12 |
12821106 |
6109 |
12281 |
46.0 |
36.0 |
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 |
Averages of List |
3610.62 |
-0.08 |
12792481 |
8100 |
12103 |
20.8 |
14.9 |
54.4 |
Averages for December 15th
AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
Since Filled |
3642.64 |
-0.11 |
16755777 |
8367 |
14248 |
47.5 |
29.1 |
52.9 |
All-Time |
3629.67 |
-0.09 |
15289226 |
8670 |
13209 |
46.5 |
27.9 |
52.9 |
Last 10 December 15th's data records
DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
Sat, Dec 15, 2018 |
3584.25 |
-0.11 |
10308009 |
6653 |
11543 |
49.0 |
34.0 |
52.0 |
Fri, Dec 15, 2017 |
3624.06 |
-0.11 |
14198303 |
6378 |
12396 |
48.0 |
28.0 |
54.0 |
Thu, Dec 15, 2016 |
3603.17 |
-0.16 |
12055100 |
6228 |
14272 |
75.0 |
45.0 |
55.0 |
Tue, Dec 15, 2015 |
3603.23 |
-0.09 |
12060925 |
10774 |
15118 |
43.0 |
33.1 |
54.0 |
Mon, Dec 15, 2014 |
3599.88 |
-0.12 |
11738632 |
8606 |
14430 |
44.1 |
30.9 |
56.0 |
Sun, Dec 15, 2013 |
3586.06 |
-0.13 |
10467601 |
2870 |
8774 |
43.0 |
25.0 |
49.0 |
Sat, Dec 15, 2012 |
3612.65 |
-0.21 |
12998894 |
2139 |
13373 |
41.0 |
35.1 |
54.0 |
Thu, Dec 15, 2011 |
3642.67 |
-0.18 |
16320558 |
9088 |
20295 |
42.1 |
28.9 |
54.0 |
Wed, Dec 15, 2010 |
3628.37 |
-0.10 |
14671097 |
7234 |
13864 |
55.9 |
39.0 |
52.0 |
Tue, Dec 15, 2009 |
3628.68 |
-0.18 |
14705537 |
6962 |
15291 |
42.1 |
28.0 |
53.0 |
Averages of List |
3611.30 |
-0.14 |
12952466 |
6693 |
13936 |
48.3 |
32.7 |
53.3 |
Accessibility of Primitive Launches and Other Sites
As of Saturday, December 14th, 2019 where elevation was 3610.10'
SITE/LAUNCH NAME |
MINIMUM SAFE ELEVATION |
ABSOLUTE MINIMUM USABLE ELEVATION |
CURRENT LEVEL VS. ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
Halls Crossing Launch |
3550.00 |
3548.00 |
62.1 Above |
Open and Usable |
Wahweap |
3558.00 |
3556.00 |
54.1 Above |
Open and Usable |
Bullfrog (Main Launch) |
3578.00 |
3576.00 |
34.1 Above |
Open and Usable |
Castle Rock Cut-Off |
3583.00 |
3580.00 |
30.1 Above |
Open and Usable |
Antelope Point |
3588.00 |
3587.00 |
23.1 Above |
Open and Usable |
Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
10.1 Above |
Open and Usable |
Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
1.1 Above |
Looking bad, not likely. Go very slow! |
Hite Marina |
3650.00 |
3645.00 |
34.9 Below |
Unusable, go to main marinas |
Farley Canyon |
3653.00 |
3649.00 |
38.9 Below |
Unusable, go to main marinas |
Copper Canyon |
3663.00 |
3660.00 |
49.9 Below |
Unusable, go to main marinas |
Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
57.9 Below |
Unusable, use Main Channel |
Piute Farms |
3682.00 |
3680.00 |
69.9 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 0.571 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
Site Views Today: 0 Page Views Today: 0
|