Lake Powell
Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 172.26 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 23.45% of Full Pool (24,322,000 af)
| Total inflows for water year 2026: 2,911,766 acre feet
This is 56.43% of the May 23rd average of 5,159,515 acre feet | Total releases for water year 2026: 3,942,569 acre feet
This is 52.57% of the minimum required of 7,500,000 acre feet |
| During WY 2026, water storage has fallen by 1,044,758 AF and total outflows have exceeded total inflows by 1,030,803 AF |
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The 34 tracked reservoirs above Lake Powell are currently at 68.2% of capacity. Click for Details |
| Inflows for WY 2026 are 91.64% of WY
Rivers feeding Lake Powell are running at 18.86% of the May 24th avg. Click for Details
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Lake Powell is down 31.1 feet from one year ago. Lake Powell is up 1.79 feet from the low for water year.
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View Acre Feet
Last 14 Measurements
Lake Powell is up 1.76 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Sat, May 23, 2026 |
3527.74 |
0.07 |
5,703,927 |
9567 |
7129 |
84.7 |
58.6 |
n/a |
| Fri, May 22, 2026 |
3527.67 |
0.07 |
5,699,831 |
10043 |
7606 |
82.0 |
58.6 |
n/a |
| Thu, May 21, 2026 |
3527.60 |
0.10 |
5,695,738 |
11010 |
7620 |
83.5 |
53.4 |
n/a |
| Wed, May 20, 2026 |
3527.50 |
0.04 |
5,689,893 |
9123 |
7643 |
75.0 |
48.7 |
n/a |
| Tue, May 19, 2026 |
3527.46 |
0.16 |
5,687,556 |
13086 |
7791 |
71.4 |
46.0 |
n/a |
| Mon, May 18, 2026 |
3527.30 |
0.15 |
5,678,214 |
12558 |
7586 |
67.7 |
48.4 |
n/a |
| Sun, May 17, 2026 |
3527.15 |
0.01 |
5,669,464 |
7661 |
7137 |
82.8 |
58.1 |
n/a |
| Sat, May 16, 2026 |
3527.14 |
0.24 |
5,668,881 |
14954 |
7134 |
86.3 |
62.3 |
n/a |
| Fri, May 15, 2026 |
3526.90 |
0.18 |
5,654,900 |
13533 |
7625 |
90.2 |
61.5 |
n/a |
| Thu, May 14, 2026 |
3526.72 |
0.17 |
5,644,427 |
13205 |
7619 |
87.3 |
60.3 |
n/a |
| Wed, May 13, 2026 |
3526.55 |
0.15 |
5,634,546 |
12571 |
7623 |
90.1 |
67.3 |
n/a |
| Tue, May 12, 2026 |
3526.40 |
0.16 |
5,625,837 |
12929 |
7670 |
93.6 |
63.7 |
n/a |
| Mon, May 11, 2026 |
3526.24 |
0.19 |
5,616,555 |
13850 |
7650 |
89.8 |
60.3 |
n/a |
| Sun, May 10, 2026 |
3526.05 |
0.07 |
5,605,545 |
9605 |
7194 |
84.0 |
59.0 |
n/a |
| Averages of List |
3527.03 |
0.13 |
5,662,522 |
11693 |
7502 |
83.5 |
57.6 |
n/a |
Averages for May 23rd
| AVERAGE TYPE |
ELEVATION |
CUR vs AVERAGE |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| All-Time |
3617.71 |
-89.97 |
0.43 |
14,435,576 |
34253 |
14128 |
83.1 |
56.3 |
65 |
| Since Filled |
3630.28 |
-102.54 |
0.4 |
15,443,270 |
35113 |
14177 |
84 |
57.5 |
65.3 |
| Since WY 2000 |
3597.89 |
-70.15 |
0.41 |
11,805,612 |
29675 |
11202 |
79.6 |
56.2 |
64.7 |
Last 10 May 23rd's data records
| DATE MEASURED |
ELEVATION |
CUR ELEV vs THEN |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Fri, May 23, 2025 |
3558.84 |
-31.10 |
7,704,802 |
12307 |
9727 |
90.1 |
47.0 |
n/a |
| Thu, May 23, 2024 |
3564.28 |
-36.54 |
8,094,309 |
31942 |
10264 |
79.3 |
60.2 |
n/a |
| Tue, May 23, 2023 |
3550.47 |
-22.73 |
7,129,631 |
72539 |
18135 |
83.5 |
61.9 |
70.0 |
| Mon, May 23, 2022 |
3528.94 |
-1.20 |
6,171,526 |
31046 |
9946 |
78.0 |
61.0 |
63.0 |
| Sun, May 23, 2021 |
3559.95 |
-32.21 |
8,319,256 |
4100 |
7507 |
74.0 |
47.0 |
64.0 |
| Sat, May 23, 2020 |
3603.22 |
-75.48 |
12,059,954 |
29552 |
9565 |
79.0 |
61.0 |
66.0 |
| Thu, May 23, 2019 |
3581.27 |
-53.53 |
10,048,724 |
34655 |
12222 |
61.0 |
44.0 |
59.0 |
| Wed, May 23, 2018 |
3610.61 |
-82.87 |
12,791,799 |
20084 |
13565 |
84.0 |
55.0 |
66.0 |
| Tue, May 23, 2017 |
3614.60 |
-86.86 |
13,198,904 |
40634 |
10999 |
84.0 |
59.0 |
64.0 |
| Mon, May 23, 2016 |
3599.06 |
-71.32 |
11,660,626 |
44722 |
11775 |
78.1 |
53.1 |
64.0 |
| Averages of List |
3577.58 |
-49.84 |
9,754,114 |
31591 |
11539 |
81.3 |
55.9 |
65.1 |
Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Saturday, May 23rd, 2026 where elevation was 3527.74'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
NPS MIN SAFE |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Stateline Auxiliary Ramp |
3520.00 |
3519.00 |
7.74 Above |
8.74 Above |
Open and Usable |
| Bullfrog North Ramp |
3529.00 |
3528.00 |
1.26 Below |
0.26 Below |
Unusable, go to main marinas |
| Antelope Point Business Ramp |
3540.00 |
3539.00 |
12.26 Below |
11.26 Below |
Unusable, go to main marinas |
| Bullfrog Spur (Boats < 25') |
3549.00 |
3548.00 |
21.26 Below |
20.26 Below |
Unusable, go to main marinas |
| Wahweap (Main Launch) |
3550.00 |
3549.00 |
22.26 Below |
21.26 Below |
Unusable, go to main marinas |
| Halls Crossing (use at own risk) |
3556.00 |
3555.00 |
28.26 Below |
27.26 Below |
Unusable, go to main marinas |
| Stateline Launch |
3564.00 |
3563.00 |
36.26 Below |
35.26 Below |
Unusable, go to main marinas |
| Bullfrog (Main Launch) |
3578.00 |
3577.00 |
50.26 Below |
49.26 Below |
Unusable, go to main marinas |
| Castle Rock Cut-Off |
3583.00 |
3582.00 |
55.26 Below |
54.26 Below |
Unusable, use Main Channel |
| Antelope Point Public Ramp |
3588.00 |
3587.00 |
60.26 Below |
59.26 Below |
Unusable, go to main marinas |
| Dominguez Butte Cut-Off |
3602.00 |
3601.00 |
74.26 Below |
73.26 Below |
Unusable, go to main marinas |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3612.00 |
85.26 Below |
84.26 Below |
Unusable, go to main marinas |
| Hite |
3650.00 |
3649.00 |
122.26 Below |
121.26 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3652.00 |
125.26 Below |
124.26 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3662.00 |
135.26 Below |
134.26 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3669.00 |
142.26 Below |
141.26 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3681.00 |
154.26 Below |
153.26 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 3.693 seconds to create!
Copyright Water-Data.com
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 Stevie Kelso and the UT Division of Wildlife Resources
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
Using Water Year 2000 as start of prolonged drought in SW USA
or go to Lake Powell Source Data
USBR Projected Outlook
Current Snowpack Conditions for Upper Colorado Basin
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1999 - 2026
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