Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 174.41 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 24.52% of Full Pool (24,322,000 af)
| Total inflows for water year 2022: 2,909,180 acre feet
This is 59.5% of the May 17th average of 4,889,438 acre feet | Total releases for water year 2022: 4,184,390 acre feet
This is 55.79% of the minimum required of 7,500,000 acre feet |
| During WY 2022, water storage has fallen by 1,289,969 AF and total outflows have exceeded total inflows by 1,275,210 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 66.82% of capacity. Click for Details |
| Inflows for WY 2022 are 144.12% of WY 2021
Rivers feeding Lake Powell are running at 65.81% of the May 19th avg. Click for Details
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Lake Powell is down -34.89 feet from one year ago. Lake Powell is up 3.35 feet from the low for water year.
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View Acre Feet
Last 14 Measurements
Lake Powell is up 2.76 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| 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 |
| 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 |
| Averages of List |
3523.72 |
0.20 |
5,848,484 |
16698 |
9749 |
83.6 |
58.6 |
61.1 |
Averages for May 19th
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3636.28 |
0.30 |
16,040,434 |
30470 |
14203 |
83.3 |
57.2 |
64.2 |
| All-Time |
3622.36 |
0.32 |
14,922,907 |
30145 |
13722 |
84.3 |
57.4 |
64.2 |
Last 10 May 19th's data records
| DATE MEASURED |
ELEVATION |
CHG vs TODAY |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Wed, May 19, 2021 |
3560.26 |
34.67 |
8,342,826 |
6402 |
11474 |
90.0 |
64.0 |
66.0 |
| Tue, May 19, 2020 |
3602.05 |
76.46 |
11,946,726 |
16077 |
10381 |
84.0 |
62.0 |
65.0 |
| Sun, May 19, 2019 |
3579.28 |
53.69 |
9,877,980 |
34846 |
10813 |
65.0 |
51.0 |
62.0 |
| Sat, May 19, 2018 |
3610.18 |
84.59 |
12,748,427 |
20594 |
9156 |
86.0 |
60.0 |
65.0 |
| Fri, May 19, 2017 |
3612.21 |
86.62 |
12,954,041 |
47454 |
10999 |
68.0 |
42.0 |
60.0 |
| Thu, May 19, 2016 |
3596.63 |
71.04 |
11,431,381 |
38251 |
11824 |
82.0 |
55.0 |
64.0 |
| Tue, May 19, 2015 |
3592.67 |
67.08 |
11,063,944 |
25300 |
11894 |
73.0 |
48.0 |
63.0 |
| Mon, May 19, 2014 |
3583.00 |
57.41 |
10,198,723 |
19452 |
8162 |
89.1 |
69.1 |
62.0 |
| Sun, May 19, 2013 |
3596.65 |
71.06 |
11,433,256 |
19026 |
8903 |
73.9 |
55.9 |
64.0 |
| Sat, May 19, 2012 |
3635.96 |
110.37 |
15,531,074 |
12457 |
9372 |
81.0 |
57.9 |
67.0 |
| Averages of List |
3596.89 |
0.26 |
11,552,838 |
23986 |
10298 |
79.2 |
56.5 |
63.8 |
Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Tuesday, May 17th, 2022 where elevation was 3525.59'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Wahweap |
3553.00 |
3551.00 |
25.41 Below |
Unusable, go to main marinas |
| Halls Crossing Launch |
3556.00 |
3553.00 |
27.41 Below |
Unusable, go to main marinas |
| Stateline Launch |
3564.00 |
3562.00 |
36.41 Below |
Unusable, go to main marinas |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
50.41 Below |
Unusable, go to main marinas |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
54.41 Below |
Unusable, use Main Channel |
| Antelope Point |
3588.00 |
3587.00 |
61.41 Below |
Unusable, go to main marinas |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
74.41 Below |
Unusable, go to main marinas |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
83.41 Below |
Unusable, go to main marinas |
| Hite Marina |
3650.00 |
3645.00 |
119.41 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
123.41 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
134.41 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
142.41 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
154.41 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 1.255 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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