Lake Powell
Lake Powell
| |
Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 122.51 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 39.99% of Full Pool (24,322,000 af)
| Total inflows for water year 2021: 917,367 acre feet
This is 44.23% of the January 25th average of 2,074,191 acre feet | Total releases for water year 2021: 2,615,699 acre feet
This is 34.88% of the minimum required of 7,500,000 acre feet |
During WY 2021, water storage has fallen by 1,630,501 AF and total outflows have exceeded total inflows by 1,698,332 AF |
The 28 tracked reservoirs above Lake Powell are currently at 70.18% of capacity. Click for Details |
Inflows for WY 2021 are 53.95% of WY 2020  
Rivers feeding Lake Powell are running at 84.96% of the Jan 26th avg. Click for Details
|
Lake Powell is down -28.55 feet from one year ago. Lake Powell is at low for water year and down 18.34 feet from the high.
|
View Acre Feet
Last 14 Measurements Lake Powell is down -2.47 feet over these measurements
DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
Mon, Jan 25, 2021 |
3577.49 |
-0.22 |
9726036 |
3497 |
13513 |
44.0 |
29.0 |
n/a |
Sun, Jan 24, 2021 |
3577.71 |
-0.15 |
9744627 |
4208 |
11011 |
43.0 |
33.0 |
n/a |
Sat, Jan 23, 2021 |
3577.86 |
-0.15 |
9757317 |
4656 |
11464 |
50.0 |
35.0 |
n/a |
Fri, Jan 22, 2021 |
3578.01 |
-0.18 |
9770017 |
4933 |
13132 |
50.0 |
37.0 |
n/a |
Thu, Jan 21, 2021 |
3578.19 |
-0.20 |
9785271 |
3821 |
12953 |
51.0 |
30.0 |
n/a |
Wed, Jan 20, 2021 |
3578.39 |
-0.20 |
9802239 |
1160 |
13079 |
49.0 |
35.0 |
47.0 |
Tue, Jan 19, 2021 |
3578.59 |
-0.25 |
9819226 |
1702 |
13172 |
45.0 |
36.0 |
47.0 |
Mon, Jan 18, 2021 |
3578.84 |
-0.17 |
9840487 |
5512 |
13286 |
54.0 |
32.0 |
48.0 |
Sun, Jan 17, 2021 |
3579.01 |
-0.13 |
9854962 |
4806 |
10730 |
53.0 |
28.0 |
48.0 |
Sat, Jan 16, 2021 |
3579.14 |
-0.17 |
9866040 |
3805 |
11593 |
56.0 |
30.0 |
48.0 |
Fri, Jan 15, 2021 |
3579.31 |
-0.24 |
9880540 |
2130 |
13180 |
50.0 |
28.0 |
48.0 |
Thu, Jan 14, 2021 |
3579.55 |
-0.20 |
9901034 |
3417 |
12619 |
50.0 |
26.0 |
48.0 |
Wed, Jan 13, 2021 |
3579.75 |
-0.21 |
9918133 |
3701 |
13381 |
43.0 |
23.0 |
47.0 |
Tue, Jan 12, 2021 |
3579.96 |
-0.21 |
9936109 |
3547 |
13237 |
42.0 |
20.0 |
48.0 |
Averages of List |
3578.70 |
-0.19 |
9828717 |
3635 |
12596 |
48.6 |
30.1 |
47.7 |
Averages for January 26th
AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
Since Filled |
3637.07 |
-0.11 |
16098097 |
7968 |
14593 |
48.5 |
28.8 |
47.6 |
All-Time |
3621.53 |
-0.09 |
14782940 |
8345 |
13523 |
48.7 |
28.4 |
47.6 |
Last 10 January 26th's data records
DATE MEASURED |
ELEVATION |
CHG vs TODAY |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
Sun, Jan 26, 2020 |
3605.93 |
28.44 |
12324988 |
5120 |
10889 |
42.0 |
29.0 |
47.0 |
Sat, Jan 26, 2019 |
3577.13 |
-0.36 |
9695665 |
5746 |
12067 |
52.0 |
29.0 |
46.0 |
Fri, Jan 26, 2018 |
3619.83 |
42.34 |
13745235 |
9739 |
14204 |
48.0 |
32.0 |
49.0 |
Thu, Jan 26, 2017 |
3596.61 |
19.12 |
11429506 |
7484 |
15020 |
37.0 |
25.0 |
48.0 |
Tue, Jan 26, 2016 |
3597.12 |
19.63 |
11477376 |
6612 |
14680 |
44.1 |
28.0 |
48.0 |
Mon, Jan 26, 2015 |
3594.16 |
16.67 |
11201303 |
9293 |
14213 |
54.0 |
33.0 |
49.0 |
Sun, Jan 26, 2014 |
3579.63 |
2.14 |
9907871 |
3071 |
11812 |
51.1 |
26.1 |
45.0 |
Sat, Jan 26, 2013 |
3605.05 |
27.56 |
12238501 |
7179 |
12922 |
44.1 |
39.2 |
45.0 |
Thu, Jan 26, 2012 |
3637.23 |
59.74 |
15678381 |
7134 |
13307 |
51.1 |
33.1 |
49.0 |
Wed, Jan 26, 2011 |
3621.55 |
44.06 |
13928153 |
6896 |
17258 |
50.0 |
32.0 |
47.0 |
Averages of List |
3603.42 |
-0.13 |
12162698 |
6827 |
13637 |
47.3 |
30.6 |
47.3 |
Accessibility of Primitive Launches and Other Sites
As of Monday, January 25th, 2021 where elevation was 3577.49'
SITE/LAUNCH NAME |
MINIMUM SAFE ELEVATION |
ABSOLUTE MINIMUM USABLE ELEVATION |
CURRENT LEVEL VS. ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
Halls Crossing Launch |
3550.00 |
3548.00 |
29.49 Above |
Open and Usable |
Wahweap |
3558.00 |
3556.00 |
21.49 Above |
Open and Usable |
Bullfrog (Main Launch) |
3578.00 |
3576.00 |
1.49 Above |
Maybe, if you're lucky. Go slow and be watchful |
Castle Rock Cut-Off |
3583.00 |
3580.00 |
2.51 Below |
Unusable, use Main Channel |
Antelope Point |
3588.00 |
3587.00 |
9.51 Below |
Unusable, go to main marinas |
Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
22.51 Below |
Unusable, go to main marinas |
Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
31.51 Below |
Unusable, go to main marinas |
Hite Marina |
3650.00 |
3645.00 |
67.51 Below |
Unusable, go to main marinas |
Farley Canyon |
3653.00 |
3649.00 |
71.51 Below |
Unusable, go to main marinas |
Copper Canyon |
3663.00 |
3660.00 |
82.51 Below |
Unusable, go to main marinas |
Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
90.51 Below |
Unusable, use Main Channel |
Piute Farms |
3682.00 |
3680.00 |
102.51 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 1.490 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 - 2021
Site Views Today: 0 Page Views Today: 0
|