Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 96.03 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 49.88% of Full Pool (24,322,000 af)
| Total inflows for water year 2020: 2,021,187 acre feet
This is 81.29% of the February 17th average of 2,486,475 acre feet | Total releases for water year 2020: 3,133,922 acre feet
This is 41.79% of the minimum required of 7,500,000 acre feet |
| During WY 2020, water storage has fallen by 1,131,035 AF and total outflows have exceeded total inflows by 1,112,735 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 79.1% of capacity. Click for Details |
| Inflows for WY 2020 are 125.72% of WY 2019
Rivers feeding Lake Powell are running at 101.57% of the Feb 18th avg. Click for Details
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Lake Powell is up 30.23 feet from one year ago. Lake Powell is up 0.01 feet from the low for water year.
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View CFS
Last 14 Measurements
Lake Powell is down -1.17 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (af) |
OUTFLOW (af) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Mon, Feb 17, 2020 |
3603.97 |
0.01 |
12132915 |
24958 |
23608 |
0.0 |
0.0 |
46.0 |
| Sun, Feb 16, 2020 |
3603.96 |
-0.06 |
12131940 |
14755 |
20775 |
0.0 |
0.0 |
46.0 |
| Sat, Feb 15, 2020 |
3604.02 |
-0.06 |
12137790 |
16427 |
22447 |
0.0 |
0.0 |
46.0 |
| Fri, Feb 14, 2020 |
3604.08 |
-0.14 |
12143641 |
10997 |
25452 |
0.0 |
0.0 |
46.0 |
| Thu, Feb 13, 2020 |
3604.22 |
-0.13 |
12157302 |
10318 |
23729 |
0.0 |
0.0 |
46.0 |
| Wed, Feb 12, 2020 |
3604.35 |
-0.07 |
12169995 |
16671 |
23758 |
0.0 |
0.0 |
46.0 |
| Tue, Feb 11, 2020 |
3604.42 |
-0.17 |
12176834 |
6597 |
24248 |
0.0 |
0.0 |
46.0 |
| Mon, Feb 10, 2020 |
3604.59 |
-0.08 |
12193454 |
15650 |
23802 |
52.0 |
30.0 |
46.0 |
| Sun, Feb 09, 2020 |
3604.67 |
-0.05 |
12201280 |
14724 |
19708 |
53.0 |
36.0 |
45.0 |
| Sat, Feb 08, 2020 |
3604.72 |
-0.09 |
12206173 |
12526 |
21743 |
66.0 |
35.0 |
45.0 |
| Fri, Feb 07, 2020 |
3604.81 |
-0.11 |
12214984 |
12724 |
24062 |
64.0 |
35.0 |
46.0 |
| Thu, Feb 06, 2020 |
3604.92 |
-0.11 |
12225759 |
11996 |
23340 |
52.0 |
28.0 |
46.0 |
| Wed, Feb 05, 2020 |
3605.03 |
-0.11 |
12236540 |
13107 |
24455 |
39.0 |
20.0 |
46.0 |
| Tue, Feb 04, 2020 |
3605.14 |
-0.09 |
12247327 |
15194 |
24429 |
38.0 |
25.0 |
46.0 |
| Averages of List |
3604.49 |
-0.09 |
12183995 |
14046 |
23254 |
26.0 |
14.9 |
45.9 |
Averages for February 18th
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (af) |
OUTFLOW (af) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3635.65 |
-0.07 |
15937801 |
17517 |
26906 |
54.8 |
35.2 |
48.1 |
| All-Time |
3620.16 |
-0.04 |
14637648 |
18127 |
23264 |
55.1 |
34.4 |
48.1 |
Last 10 February 18th's data records
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (af) |
OUTFLOW (af) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Mon, Feb 18, 2019 |
3573.61 |
-0.13 |
9402010 |
15485 |
26841 |
34.0 |
24.0 |
45.0 |
| Sun, Feb 18, 2018 |
3617.16 |
0.03 |
13464522 |
8452 |
26164 |
63.0 |
34.0 |
48.0 |
| Sat, Feb 18, 2017 |
3594.52 |
0.06 |
11234652 |
31548 |
25250 |
50.0 |
44.0 |
50.0 |
| Thu, Feb 18, 2016 |
3595.01 |
-0.10 |
11280145 |
16400 |
26162 |
72.0 |
48.0 |
49.0 |
| Wed, Feb 18, 2015 |
3592.67 |
-0.05 |
11063944 |
16977 |
21652 |
61.0 |
42.0 |
53.0 |
| Tue, Feb 18, 2014 |
3576.58 |
-0.11 |
9649386 |
12431 |
22164 |
64.9 |
42.1 |
46.0 |
| Mon, Feb 18, 2013 |
3602.67 |
-0.05 |
12006637 |
16891 |
21813 |
50.0 |
33.1 |
45.0 |
| Sat, Feb 18, 2012 |
3635.93 |
-0.03 |
15527606 |
18756 |
22124 |
53.1 |
33.1 |
49.0 |
| Fri, Feb 18, 2011 |
3616.62 |
-0.20 |
13408206 |
13591 |
35683 |
57.9 |
39.0 |
n/a |
| Thu, Feb 18, 2010 |
3620.89 |
-0.07 |
13857752 |
13186 |
23598 |
55.9 |
32.0 |
50.0 |
| Averages of List |
3602.57 |
-0.07 |
12089486 |
16372 |
25145 |
56.2 |
37.1 |
48.3 |
Accessibility of Primitive Launches and Other Sites
As of Monday, February 17th, 2020 where elevation was 3603.97'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Halls Crossing Launch |
3550.00 |
3548.00 |
55.97 Above |
Open and Usable |
| Wahweap |
3558.00 |
3556.00 |
47.97 Above |
Open and Usable |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
27.97 Above |
Open and Usable |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
23.97 Above |
Open and Usable |
| Antelope Point |
3588.00 |
3587.00 |
16.97 Above |
Open and Usable |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
3.97 Above |
Open and Usable |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
5.03 Below |
Unusable, go to main marinas |
| Hite Marina |
3650.00 |
3645.00 |
41.03 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
45.03 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
56.03 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
64.03 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
76.03 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 - Acre Feet per day
Outflow - Acre Feet per day
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 0.992 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 - 2020
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