Lake Powell
Lake Powell
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| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 164.76 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 25.3% of Full Pool (24,322,000 af)
| Total inflows for water year 2022: 4,885,811 acre feet
This is 51.58% of the August 7th average of 9,471,495 acre feet | Total releases for water year 2022: 5,890,289 acre feet
This is 78.54% of the minimum required of 7,500,000 acre feet |
| During WY 2022, water storage has fallen by 1,099,677 AF and total outflows have exceeded total inflows by 1,004,478 AF |
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The 28 tracked reservoirs above Lake Powell are currently at 66.44% of capacity. Click for Details |
| Inflows for WY 2022 are 147.69% of WY 2021
Rivers feeding Lake Powell are running at 53.64% of the Aug 8th avg. Click for Details
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Lake Powell is down -17.58 feet from one year ago. Lake Powell is up 13.00 feet from the low for water year.
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View Acre Feet
Last 14 Measurements
Lake Powell is down -1.46 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Sun, Aug 07, 2022 |
3535.24 |
-0.14 |
6,153,167 |
5147 |
9379 |
100.0 |
75.0 |
n/a |
| Sat, Aug 06, 2022 |
3535.38 |
-0.12 |
6,161,749 |
5815 |
9382 |
96.0 |
75.0 |
n/a |
| Fri, Aug 05, 2022 |
3535.50 |
-0.20 |
6,169,111 |
6216 |
12461 |
93.0 |
75.0 |
n/a |
| Thu, Aug 04, 2022 |
3535.70 |
-0.20 |
6,181,393 |
6252 |
12505 |
99.0 |
78.0 |
n/a |
| Wed, Aug 03, 2022 |
3535.90 |
-0.15 |
6,193,689 |
7885 |
12469 |
98.0 |
77.0 |
n/a |
| Tue, Aug 02, 2022 |
3536.05 |
-0.12 |
6,202,921 |
8829 |
12409 |
98.0 |
80.0 |
n/a |
| Mon, Aug 01, 2022 |
3536.17 |
-0.03 |
6,210,312 |
11843 |
12405 |
94.0 |
75.0 |
n/a |
| Sun, Jul 31, 2022 |
3536.20 |
0.00 |
6,212,161 |
9678 |
9238 |
91.0 |
75.0 |
n/a |
| Sat, Jul 30, 2022 |
3536.20 |
0.02 |
6,212,161 |
10422 |
9310 |
87.0 |
71.0 |
n/a |
| Fri, Jul 29, 2022 |
3536.18 |
-0.09 |
6,210,928 |
9104 |
11685 |
89.0 |
70.0 |
n/a |
| Thu, Jul 28, 2022 |
3536.27 |
-0.11 |
6,216,476 |
8498 |
11752 |
84.0 |
65.0 |
n/a |
| Wed, Jul 27, 2022 |
3536.38 |
-0.15 |
6,223,259 |
7108 |
11708 |
87.0 |
72.0 |
n/a |
| Tue, Jul 26, 2022 |
3536.53 |
-0.17 |
6,232,517 |
6405 |
11682 |
88.0 |
71.0 |
n/a |
| Mon, Jul 25, 2022 |
3536.70 |
-0.16 |
6,243,019 |
6820 |
11765 |
105.0 |
73.0 |
n/a |
| Averages of List |
3536.03 |
-0.12 |
6,201,633 |
7859 |
11296 |
93.5 |
73.7 |
n/a |
Averages for August 8th
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3648.72 |
-0.12 |
17,576,872 |
10376 |
16102 |
95.7 |
69.7 |
79.6 |
| All-Time |
3636.74 |
-0.11 |
16,155,550 |
10338 |
15246 |
96.5 |
70.5 |
79.6 |
Last 10 August 8th's data records
| DATE MEASURED |
ELEVATION |
CHG vs TODAY |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Sun, Aug 08, 2021 |
3552.68 |
17.44 |
7,778,629 |
6421 |
11403 |
100.0 |
73.0 |
79.0 |
| Sat, Aug 08, 2020 |
3604.66 |
69.42 |
12,200,302 |
3004 |
10689 |
82.0 |
68.0 |
79.0 |
| Thu, Aug 08, 2019 |
3621.47 |
86.23 |
13,919,606 |
13324 |
15871 |
96.0 |
73.0 |
80.0 |
| Wed, Aug 08, 2018 |
3602.06 |
66.82 |
11,947,691 |
5439 |
15650 |
104.0 |
74.0 |
79.0 |
| Tue, Aug 08, 2017 |
3633.96 |
98.72 |
15,301,077 |
7662 |
14733 |
95.0 |
71.0 |
80.0 |
| Mon, Aug 08, 2016 |
3617.21 |
81.97 |
13,469,745 |
11295 |
14929 |
99.0 |
75.0 |
81.0 |
| Sat, Aug 08, 2015 |
3612.08 |
76.84 |
12,940,809 |
10788 |
12395 |
86.0 |
64.4 |
79.0 |
| Fri, Aug 08, 2014 |
3607.68 |
72.44 |
12,498,192 |
11048 |
13437 |
95.0 |
68.0 |
78.0 |
| Thu, Aug 08, 2013 |
3592.93 |
57.69 |
11,087,835 |
4288 |
13530 |
91.9 |
64.9 |
77.0 |
| Wed, Aug 08, 2012 |
3627.15 |
91.91 |
14,536,124 |
5233 |
13861 |
n/a |
n/a |
79.0 |
| Averages of List |
3607.19 |
-0.12 |
12,568,001 |
7850 |
13650 |
94.3 |
70.1 |
79.1 |
Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Sunday, August 7th, 2022 where elevation was 3535.24'
| SITE/LAUNCH NAME |
MINIMUM SAFE
ELEVATION |
ABSOLUTE MINIMUM
USABLE ELEVATION |
CURRENT LEVEL VS.
ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Wahweap |
3553.00 |
3551.00 |
15.76 Below |
Unusable, go to main marinas |
| Halls Crossing Launch |
3556.00 |
3553.00 |
17.76 Below |
Unusable, go to main marinas |
| Stateline Launch |
3564.00 |
3562.00 |
26.76 Below |
Unusable, go to main marinas |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
40.76 Below |
Unusable, go to main marinas |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
44.76 Below |
Unusable, use Main Channel |
| Antelope Point |
3588.00 |
3587.00 |
51.76 Below |
Unusable, go to main marinas |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
64.76 Below |
Unusable, go to main marinas |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
73.76 Below |
Unusable, go to main marinas |
| Hite Marina |
3650.00 |
3645.00 |
109.76 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
113.76 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
124.76 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
132.76 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
144.76 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 1.316 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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