Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 174.83 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 24.41% of Full Pool (24,322,000 af)
| Total inflows for water year 2022: 2,861,027 acre feet
This is 59.2% of the May 16th average of 4,833,162 acre feet | Total releases for water year 2022: 4,164,614 acre feet
This is 55.53% of the minimum required of 7,500,000 acre feet |
| During WY 2022, water storage has fallen by 1,315,823 AF and total outflows have exceeded total inflows by 1,303,587 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 65.96% of capacity. Click for Details |
| Inflows for WY 2022 are 142.63% of WY 2021
Rivers feeding Lake Powell are running at 68.64% of the May 17th avg. Click for Details
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Lake Powell is down -35.43 feet from one year ago. Lake Powell is up 2.93 feet from the low for water year.
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View Acre Feet
Last 14 Measurements
Lake Powell is up 2.41 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Mon, May 16, 2022 |
3525.17 |
0.39 |
5,937,021 |
23172 |
9906 |
92.0 |
69.0 |
n/a |
| Sun, May 15, 2022 |
3524.78 |
0.43 |
5,913,076 |
23883 |
9317 |
95.0 |
64.0 |
n/a |
| Sat, May 14, 2022 |
3524.35 |
0.35 |
5,886,742 |
21218 |
9349 |
90.0 |
58.0 |
n/a |
| Fri, May 13, 2022 |
3524.00 |
0.29 |
5,865,361 |
19796 |
9943 |
80.0 |
52.0 |
n/a |
| 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 |
| Fri, May 06, 2022 |
3522.95 |
0.08 |
5,801,501 |
12778 |
9915 |
92.0 |
61.0 |
60.0 |
| Thu, May 05, 2022 |
3522.87 |
0.04 |
5,796,653 |
11471 |
9929 |
81.0 |
51.0 |
59.0 |
| Wed, May 04, 2022 |
3522.83 |
0.07 |
5,794,230 |
12493 |
9962 |
70.0 |
49.0 |
58.0 |
| Tue, May 03, 2022 |
3522.76 |
0.01 |
5,789,991 |
10564 |
10011 |
72.0 |
55.0 |
58.0 |
| Averages of List |
3523.52 |
0.17 |
5,836,135 |
15719 |
9752 |
82.2 |
57.9 |
59.3 |
Averages for May 17th
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3635.70 |
0.25 |
15,973,848 |
28596 |
14000 |
82.6 |
55.6 |
63.6 |
| All-Time |
3621.74 |
0.26 |
14,857,067 |
28425 |
13750 |
83.3 |
55.5 |
63.6 |
Last 10 May 17th's data records
| DATE MEASURED |
ELEVATION |
CHG vs TODAY |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Mon, May 17, 2021 |
3560.48 |
35.31 |
8,359,582 |
6552 |
11216 |
80.0 |
60.0 |
65.0 |
| Sun, May 17, 2020 |
3601.77 |
76.60 |
11,919,736 |
20412 |
10009 |
89.0 |
64.0 |
65.0 |
| Fri, May 17, 2019 |
3578.37 |
53.20 |
9,800,541 |
26286 |
12062 |
67.0 |
50.0 |
63.0 |
| Thu, May 17, 2018 |
3609.83 |
84.66 |
12,713,196 |
19416 |
12376 |
88.0 |
59.0 |
65.0 |
| Wed, May 17, 2017 |
3610.94 |
85.77 |
12,825,151 |
53281 |
11031 |
63.0 |
44.0 |
61.0 |
| Tue, May 17, 2016 |
3595.63 |
70.46 |
11,337,874 |
34115 |
11879 |
72.0 |
50.0 |
65.0 |
| Sun, May 17, 2015 |
3592.18 |
67.01 |
11,019,009 |
24384 |
10017 |
75.0 |
48.0 |
62.0 |
| Sat, May 17, 2014 |
3582.50 |
57.33 |
10,155,221 |
21843 |
7750 |
91.9 |
61.0 |
60.0 |
| Fri, May 17, 2013 |
3596.23 |
71.06 |
11,393,920 |
15562 |
10552 |
79.0 |
64.9 |
66.0 |
| Thu, May 17, 2012 |
3635.94 |
110.77 |
15,528,762 |
7624 |
10205 |
93.0 |
63.0 |
67.0 |
| Averages of List |
3596.39 |
0.23 |
11,505,299 |
22948 |
10710 |
79.8 |
56.4 |
63.9 |
Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Monday, May 16th, 2022 where elevation was 3525.17'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Wahweap |
3553.00 |
3551.00 |
25.83 Below |
Unusable, go to main marinas |
| Halls Crossing Launch |
3556.00 |
3553.00 |
27.83 Below |
Unusable, go to main marinas |
| Stateline Launch |
3564.00 |
3562.00 |
36.83 Below |
Unusable, go to main marinas |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
50.83 Below |
Unusable, go to main marinas |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
54.83 Below |
Unusable, use Main Channel |
| Antelope Point |
3588.00 |
3587.00 |
61.83 Below |
Unusable, go to main marinas |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
74.83 Below |
Unusable, go to main marinas |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
83.83 Below |
Unusable, go to main marinas |
| Hite Marina |
3650.00 |
3645.00 |
119.83 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
123.83 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
134.83 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
142.83 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
154.83 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 1.230 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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