Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 172.85 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 24.91% of Full Pool (24,322,000 af)
| Total inflows for water year 2022: 3,074,145 acre feet
This is 60.64% of the May 20th average of 5,069,522 acre feet | Total releases for water year 2022: 4,243,624 acre feet
This is 56.58% of the minimum required of 7,500,000 acre feet |
| During WY 2022, water storage has fallen by 1,193,346 AF and total outflows have exceeded total inflows by 1,169,479 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 67.19% of capacity. Click for Details |
| Inflows for WY 2022 are 148.8% of WY 2021
Rivers feeding Lake Powell are running at 72.91% of the May 21st avg. Click for Details
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Lake Powell is down -33.09 feet from one year ago. Lake Powell is up 4.91 feet from the low for water year.
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View Acre Feet
Last 14 Measurements
Lake Powell is up 4.12 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Fri, May 20, 2022 |
3527.15 |
0.59 |
6,059,498 |
30090 |
9899 |
78.0 |
61.0 |
67.0 |
| Thu, May 19, 2022 |
3526.56 |
0.51 |
6,022,844 |
27425 |
10001 |
91.0 |
70.0 |
67.0 |
| Wed, May 18, 2022 |
3526.05 |
0.46 |
5,991,268 |
25654 |
9963 |
90.0 |
68.0 |
66.0 |
| Tue, May 17, 2022 |
3525.59 |
0.42 |
5,962,875 |
24277 |
9970 |
92.0 |
66.0 |
66.0 |
| Mon, May 16, 2022 |
3525.17 |
0.39 |
5,937,021 |
23172 |
9906 |
92.0 |
69.0 |
65.0 |
| Sun, May 15, 2022 |
3524.78 |
0.43 |
5,913,076 |
23883 |
9317 |
95.0 |
64.0 |
64.0 |
| Sat, May 14, 2022 |
3524.35 |
0.35 |
5,886,742 |
21218 |
9349 |
90.0 |
58.0 |
63.0 |
| Fri, May 13, 2022 |
3524.00 |
0.29 |
5,865,361 |
19796 |
9943 |
80.0 |
52.0 |
62.0 |
| Thu, May 12, 2022 |
3523.71 |
0.36 |
5,847,681 |
22022 |
9871 |
70.0 |
48.0 |
61.0 |
| Wed, May 11, 2022 |
3523.35 |
0.10 |
5,825,778 |
13410 |
9878 |
80.0 |
52.0 |
60.0 |
| Tue, May 10, 2022 |
3523.25 |
0.10 |
5,819,703 |
13429 |
9899 |
80.0 |
57.0 |
59.0 |
| Mon, May 09, 2022 |
3523.15 |
0.09 |
5,813,632 |
13109 |
9912 |
76.0 |
54.0 |
58.0 |
| Sun, May 08, 2022 |
3523.06 |
0.03 |
5,808,171 |
10536 |
9322 |
83.0 |
68.0 |
60.0 |
| Sat, May 07, 2022 |
3523.03 |
0.08 |
5,806,351 |
12181 |
9316 |
90.0 |
72.0 |
60.0 |
| Averages of List |
3524.51 |
0.30 |
5,897,143 |
20014 |
9753 |
84.8 |
61.4 |
62.7 |
Averages for May 21st
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3636.91 |
0.30 |
16,112,769 |
32091 |
14351 |
83.2 |
55.8 |
65.0 |
| All-Time |
3623.08 |
0.35 |
14,997,383 |
32002 |
13833 |
83.7 |
56.2 |
65.0 |
Last 10 May 21st's data records
| DATE MEASURED |
ELEVATION |
CHG vs TODAY |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Fri, May 21, 2021 |
3560.07 |
32.92 |
8,328,375 |
3604 |
10327 |
76.0 |
54.0 |
66.0 |
| Thu, May 21, 2020 |
3602.61 |
75.46 |
12,000,830 |
24057 |
10448 |
78.0 |
51.0 |
65.0 |
| Tue, May 21, 2019 |
3580.24 |
53.09 |
9,960,109 |
36304 |
12139 |
65.0 |
46.0 |
61.0 |
| Mon, May 21, 2018 |
3610.47 |
83.32 |
12,777,667 |
19499 |
12436 |
84.0 |
59.0 |
66.0 |
| Sun, May 21, 2017 |
3613.53 |
86.38 |
13,088,907 |
46438 |
9175 |
82.0 |
53.0 |
62.0 |
| Sat, May 21, 2016 |
3597.78 |
70.63 |
11,539,513 |
40640 |
10983 |
80.1 |
62.1 |
63.0 |
| Thu, May 21, 2015 |
3593.28 |
66.13 |
11,120,048 |
26746 |
11793 |
80.0 |
54.0 |
63.0 |
| Wed, May 21, 2014 |
3583.36 |
56.21 |
10,230,119 |
17617 |
8203 |
82.0 |
54.0 |
62.0 |
| Tue, May 21, 2013 |
3597.24 |
70.09 |
11,488,658 |
26641 |
10861 |
82.9 |
55.0 |
64.0 |
| Mon, May 21, 2012 |
3635.95 |
108.80 |
15,529,918 |
8666 |
9988 |
95.0 |
62.1 |
69.0 |
| Averages of List |
3597.45 |
0.27 |
11,606,414 |
25021 |
10635 |
80.5 |
55.0 |
64.1 |
Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Friday, May 20th, 2022 where elevation was 3527.15'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Wahweap |
3553.00 |
3551.00 |
23.85 Below |
Unusable, go to main marinas |
| Halls Crossing Launch |
3556.00 |
3553.00 |
25.85 Below |
Unusable, go to main marinas |
| Stateline Launch |
3564.00 |
3562.00 |
34.85 Below |
Unusable, go to main marinas |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
48.85 Below |
Unusable, go to main marinas |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
52.85 Below |
Unusable, use Main Channel |
| Antelope Point |
3588.00 |
3587.00 |
59.85 Below |
Unusable, go to main marinas |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
72.85 Below |
Unusable, go to main marinas |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
81.85 Below |
Unusable, go to main marinas |
| Hite Marina |
3650.00 |
3645.00 |
117.85 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
121.85 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
132.85 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
140.85 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
152.85 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 1.192 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 - 2022
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