Lake Powell
Lake Powell
Lake Powell
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For September 20th, 2024
Snowpack is 505.56% of avg
TotalPrecip is 98.98% of avg
Lake Powell is currently 446.89 feet deep at the dam
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Water Summary
Today is day 355 of 366 for the Water Year 2024.
We are 97% through the Water Year.
Last Reading: 3578.89 on Thursday, September 19th, 2024
Powell was last within 3" of this elevation on Sep 18, 2024
There are currently 2,999,733,838,185 gallons of water in Lake Powell!
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Printable Version
Gas Prices on Lake
15 Day Weather Forecast
SW Satellite Weather
SW Water Vapor |
| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 121.11 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 37.85% of Full Pool (24,322,000 af)
| Total inflows for water year 2024: 7,946,968 acre feet
This is 78.11% of the September 19th average of 10,173,775 acre feet | Total releases for water year 2024: 7,233,275 acre feet
This is 96.44% of the minimum required of 7,500,000 acre feet |
| During WY 2024, water storage has risen by 420,484 AF and total inflows have exceeded total outflows by 713,693 AF |
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The 34 tracked reservoirs above Lake Powell are currently at 78.32% of capacity. Click for Details |
| Inflows for WY 2024 are 67.23% of WY
Rivers feeding Lake Powell are running at 91.45% of the September 20th avg. Click for Details
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Lake Powell is up 5.31 feet from one year ago. Lake Powell is down 8.28 feet from the high for water year.
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View Acre Feet
Last 14 Measurements
Lake Powell is down -1.71 feet over these measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Thu, Sep 19, 2024 |
3578.89 |
-0.09 |
9,205,833 |
6464 |
9744 |
81.8 |
48.2 |
n/a |
| Wed, Sep 18, 2024 |
3578.98 |
-0.14 |
9,212,978 |
4272 |
9718 |
78.6 |
43.1 |
n/a |
| Tue, Sep 17, 2024 |
3579.12 |
-0.15 |
9,224,100 |
3861 |
9745 |
77.7 |
50.6 |
n/a |
| Mon, Sep 16, 2024 |
3579.27 |
-0.11 |
9,236,027 |
5616 |
9771 |
83.9 |
66.7 |
n/a |
| Sun, Sep 15, 2024 |
3579.38 |
-0.13 |
9,244,781 |
4140 |
9164 |
85.6 |
67.7 |
n/a |
| Sat, Sep 14, 2024 |
3579.51 |
-0.10 |
9,255,133 |
5638 |
9365 |
86.1 |
66.0 |
n/a |
| Fri, Sep 13, 2024 |
3579.61 |
-0.15 |
9,263,102 |
3876 |
9776 |
82.9 |
65.2 |
n/a |
| Thu, Sep 12, 2024 |
3579.76 |
-0.06 |
9,275,065 |
7818 |
9811 |
84.3 |
67.4 |
n/a |
| Wed, Sep 11, 2024 |
3579.82 |
-0.17 |
9,279,852 |
3041 |
9819 |
89.8 |
73.3 |
n/a |
| Tue, Sep 10, 2024 |
3579.99 |
-0.11 |
9,293,427 |
5658 |
9829 |
90.9 |
69.3 |
n/a |
| Mon, Sep 09, 2024 |
3580.10 |
-0.11 |
9,302,218 |
5658 |
9832 |
88.7 |
71.1 |
n/a |
| Sun, Sep 08, 2024 |
3580.21 |
-0.13 |
9,311,015 |
4128 |
9177 |
88.6 |
73.6 |
n/a |
| Sat, Sep 07, 2024 |
3580.34 |
-0.12 |
9,321,418 |
4755 |
9371 |
90.5 |
72.8 |
n/a |
| Fri, Sep 06, 2024 |
3580.46 |
-0.14 |
9,331,029 |
4327 |
9819 |
87.9 |
71.2 |
n/a |
| Averages of List |
3579.67 |
-0.12 |
9,268,284 |
4947 |
9639 |
85.5 |
64.7 |
n/a |
Averages for September 19th
| AVERAGE TYPE |
ELEVATION |
CUR vs AVERAGE |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| All-Time |
3628.55 |
-49.66 |
-0.07 |
15,237,643 |
8752 |
12164 |
85.5 |
58.7 |
74.6 |
| Since Filled |
3639.65 |
-60.76 |
-0.09 |
16,534,368 |
8921 |
12864 |
85.6 |
59.9 |
74.1 |
| Since WY 2000 |
3608.29 |
-29.40 |
-0.07 |
12,785,826 |
7018 |
9920 |
86.9 |
60 |
74.5 |
Last 10 September 19th's data records
| DATE MEASURED |
ELEVATION |
CUR ELEV vs THEN |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Tue, Sep 19, 2023 |
3573.58 |
5.31 |
8,790,737 |
5985 |
7077 |
85.5 |
54.1 |
78.0 |
| Mon, Sep 19, 2022 |
3529.38 |
49.51 |
5,800,377 |
7726 |
9575 |
92.0 |
63.0 |
78.0 |
| Sun, Sep 19, 2021 |
3547.06 |
31.83 |
7,376,594 |
4493 |
9335 |
86.0 |
60.0 |
77.0 |
| Sat, Sep 19, 2020 |
3597.35 |
-18.46 |
11,499,006 |
4364 |
10262 |
92.0 |
72.0 |
72.0 |
| Thu, Sep 19, 2019 |
3616.47 |
-37.58 |
13,392,590 |
6005 |
11936 |
90.0 |
69.0 |
74.0 |
| Wed, Sep 19, 2018 |
3594.14 |
-15.25 |
11,199,452 |
4828 |
11639 |
90.0 |
67.0 |
75.0 |
| Tue, Sep 19, 2017 |
3629.18 |
-50.29 |
14,761,208 |
0 |
11582 |
88.0 |
61.0 |
77.0 |
| Mon, Sep 19, 2016 |
3611.36 |
-32.47 |
12,867,682 |
6329 |
12112 |
93.0 |
59.0 |
74.0 |
| Sat, Sep 19, 2015 |
3607.15 |
-28.26 |
12,445,565 |
6863 |
11444 |
87.1 |
59.0 |
77.0 |
| Fri, Sep 19, 2014 |
3605.73 |
-26.84 |
12,305,296 |
9075 |
10407 |
91.9 |
73.0 |
77.0 |
| Averages of List |
3591.05 |
-12.16 |
11,035,279 |
6190 |
10126 |
85.1 |
62.5 |
75.5 |
Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Thursday, September 19th, 2024 where elevation was 3578.89'
| 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 |
3502.00 |
3500.00 |
76.89 Above |
78.89 Above |
Open and Usable |
| Bullfrog North Ramp |
3529.00 |
3527.00 |
49.89 Above |
51.89 Above |
Open and Usable |
| Antelope Point Business Ramp |
3540.00 |
3538.00 |
38.89 Above |
40.89 Above |
Open and Usable |
| Wahweap (Main Launch) |
3546.00 |
3544.00 |
32.89 Above |
34.89 Above |
Open and Usable |
| Bullfrog Spur (Boats < 25') |
3549.00 |
3547.00 |
29.89 Above |
31.89 Above |
Open and Usable |
| Halls Crossing (use at own risk) |
3556.00 |
3554.00 |
22.89 Above |
24.89 Above |
Open and Usable |
| Stateline Launch |
3564.00 |
3562.00 |
14.89 Above |
16.89 Above |
Open and Usable |
| Bullfrog (Main Launch) |
3578.00 |
3576.00 |
0.89 Above |
2.89 Above |
Open and Usable |
| Castle Rock Cut-Off |
3583.00 |
3580.00 |
4.11 Below |
1.11 Below |
Unusable, use Main Channel |
| Antelope Point Public Ramp |
3588.00 |
3586.00 |
9.11 Below |
7.11 Below |
Unusable, go to main marinas |
| Dominguez Butte Cut-Off |
3602.00 |
3600.00 |
23.11 Below |
21.11 Below |
Unusable, go to main marinas |
| Gunsight to Padre Bay Cut-Off |
3613.00 |
3609.00 |
34.11 Below |
30.11 Below |
Unusable, go to main marinas |
| Hite |
3650.00 |
3645.00 |
71.11 Below |
66.11 Below |
Unusable, go to main marinas |
| Farley Canyon |
3653.00 |
3649.00 |
74.11 Below |
70.11 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
84.11 Below |
81.11 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3670.00 |
3668.00 |
91.11 Below |
89.11 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
103.11 Below |
101.11 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 3.43 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 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 - 2024
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