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 |
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 114.82% of the Dec 6th 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 6th
AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
Since Filled |
3643.65 |
-0.10 |
16875286 |
8701 |
14066 |
48.7 |
30.9 |
54.9 |
All-Time |
3630.52 |
-0.09 |
15385727 |
9005 |
13096 |
49.3 |
30.4 |
54.9 |
Last 10 December 6th's data records
DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
Thu, Dec 06, 2018 |
3585.62 |
-0.17 |
10428659 |
4681 |
12497 |
43.0 |
35.0 |
53.0 |
Wed, Dec 06, 2017 |
3624.82 |
-0.06 |
14280855 |
9078 |
12156 |
48.0 |
26.0 |
56.0 |
Tue, Dec 06, 2016 |
3604.94 |
-0.15 |
12227718 |
7212 |
14798 |
55.0 |
37.0 |
56.0 |
Sun, Dec 06, 2015 |
3604.67 |
-0.09 |
12201280 |
9036 |
13413 |
48.0 |
30.0 |
56.0 |
Sat, Dec 06, 2014 |
3601.02 |
-0.14 |
11847644 |
6954 |
13860 |
52.0 |
43.0 |
57.0 |
Fri, Dec 06, 2013 |
3587.35 |
-0.08 |
10582315 |
6476 |
9990 |
32.0 |
18.0 |
53.0 |
Thu, Dec 06, 2012 |
3614.20 |
-0.13 |
13157713 |
4874 |
11711 |
57.9 |
39.9 |
55.0 |
Tue, Dec 06, 2011 |
3644.53 |
-0.17 |
16544439 |
9653 |
20311 |
37.0 |
23.0 |
56.0 |
Mon, Dec 06, 2010 |
3629.46 |
-0.14 |
14792450 |
6925 |
13838 |
53.1 |
36.0 |
54.0 |
Sun, Dec 06, 2009 |
3630.28 |
-0.09 |
14884219 |
7345 |
11909 |
39.0 |
28.0 |
56.0 |
Averages of List |
3612.69 |
-0.12 |
13094729 |
7223 |
13448 |
46.5 |
31.6 |
55.2 |
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 0.393 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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