Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

Lake Powell
For May 10th, 2024
Snowpack is 91.91% of avg
TotalPrecip is 97.61% of avg

Lake Powell is currently 429.51 feet deep at the dam
Water Summary
Today is day 222 of 366 for the Water Year 2024. We are 61% through the Water Year.
Last Reading: 3561.51 on Thursday, May 9th, 2024
Powell was last within 3" of this elevation on May 8, 2024
There are currently 2,572,362,744,778 gallons of water in Lake Powell!
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Elevation & Content Water Inflow Data Glen Canyon Dam Release Data
Lake Powell is 138.49 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 32.46% of Full Pool (24,322,000 af)
Total inflows for water year 2024: 3,495,086 acre feet

This is 78.08% of the May 9th average of 4,476,272 acre feet
Total releases for water year 2024: 4,347,489 acre feet

This is 57.97% of the minimum required of 7,500,000 acre feet
During WY 2024, water storage has fallen by 891,068 AF and total outflows have exceeded total inflows by 852,403 AF
The 34 tracked reservoirs above Lake Powell are currently at 78.99% of capacity. Click for Details
Inflows for WY 2024 are 75.78% of WY         Rivers feeding Lake Powell are running at 43.66% of the May 10th avg. Click for Details

Lake Powell is up 28.61 feet from one year ago.    Lake Powell is up 3.3 feet from the low for water year.

View Acre Feet     Last 14 Measurements
Lake Powell is up 2.61 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Thu, May 09, 2024
3561.51
0.12
7,894,281
15112
10151
63.2
52.5
n/a
Wed, May 08, 2024
3561.39
0.09
7,885,698
13871
10082
58.1
42.7
n/a
Tue, May 07, 2024
3561.30
0.22
7,879,265
18853
10012
69.5
50.2
n/a
Mon, May 06, 2024
3561.08
0.14
7,863,553
15907
10183
64.2
44.5
n/a
Sun, May 05, 2024
3560.94
0.18
7,853,566
16030
8760
67.0
46.7
n/a
Sat, May 04, 2024
3560.76
0.14
7,840,739
14614
8903
76.2
57.0
n/a
Fri, May 03, 2024
3560.62
0.25
7,830,774
20129
10168
75.7
56.1
n/a
Thu, May 02, 2024
3560.37
0.22
7,813,002
18856
10069
70.5
51.5
n/a
Wed, May 01, 2024
3560.15
0.33
7,797,386
23160
10142
74.3
59.1
n/a
Tue, Apr 30, 2024
3559.82
0.22
7,773,996
18831
10105
76.6
57.8
n/a
Mon, Apr 29, 2024
3559.60
0.19
7,758,428
17792
10231
73.4
53.9
n/a
Sun, Apr 28, 2024
3559.41
0.22
7,744,999
17851
9146
66.0
47.7
n/a
Sat, Apr 27, 2024
3559.19
0.19
7,729,469
17194
9651
63.4
46.7
n/a
Fri, Apr 26, 2024
3559.00
0.10
7,716,072
14406
10322
65.5
51.7
n/a
Averages of List
3560.37
0.19
7,812,945
17329
9852
68.8
51.3
n/a

Averages for May 9th

AVERAGE TYPE ELEVATION CUR vs AVERAGE CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
All-Time
3615.85
-54.34
0.21
14,248,719
23987
13131
79.6
53.3
60.9
Since Filled
3629.18
-67.67
0.21
15,330,542
25008
13721
79.5
53.9
60.7
Since WY 2000
3597.92
-36.41
0.2
11,826,068
20207
11178
77
53.4
60.7

Last 10 May 9th's data records

DATE MEASURED ELEVATION CUR ELEV vs THEN CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Tue, May 09, 2023
3532.90
28.61
6,010,777
53517
17553
80.1
54.1
64.0
Mon, May 09, 2022
3523.15
38.36
5,813,632
13109
9912
76.0
54.0
58.0
Sun, May 09, 2021
3561.27
0.24
8,419,941
4777
8628
79.0
53.0
61.0
Sat, May 09, 2020
3600.35
-38.84
11,783,493
23404
9964
88.0
59.0
65.0
Thu, May 09, 2019
3575.65
-14.14
9,571,466
27964
12146
60.0
46.0
62.0
Wed, May 09, 2018
3609.35
-47.84
12,664,984
10178
12440
95.0
66.0
64.0
Tue, May 09, 2017
3606.47
-44.96
12,378,261
28974
10778
73.0
54.0
62.0
Mon, May 09, 2016
3592.88
-31.37
11,083,238
19300
11879
78.1
54.0
60.0
Sat, May 09, 2015
3590.12
-28.61
10,831,372
21841
11081
57.0
42.0
62.0
Fri, May 09, 2014
3579.62
-18.11
9,907,017
21890
8491
80.1
53.6
57.0
Averages of List
3577.47
-15.96
9,869,990
24516
11310
76.1
55.6
61.4


Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Thursday, May 9th, 2024 where elevation was 3561.51'


Click here for NPS update on ramps


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
59.51 Above
61.51 Above
Open and Usable
Bullfrog North Ramp
3529.00
3527.00
32.51 Above
34.51 Above
Open and Usable
Antelope Point Business Ramp
3540.00
3538.00
21.51 Above
23.51 Above
Open and Usable
Wahweap (Main Launch)
3546.00
3544.00
15.51 Above
17.51 Above
Open and Usable
Bullfrog Spur (Boats < 25')
3549.00
3547.00
12.51 Above
14.51 Above
Open and Usable
Halls Crossing (use at own risk)
3556.00
3554.00
5.51 Above
7.51 Above
Open and Usable
Stateline Launch
3564.00
3562.00
2.49 Below
0.49 Below
Unusable, go to main marinas
Bullfrog (Main Launch)
3578.00
3576.00
16.49 Below
14.49 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3580.00
21.49 Below
18.49 Below
Unusable, use Main Channel
Antelope Point Public Ramp
3588.00
3586.00
26.49 Below
24.49 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3600.00
40.49 Below
38.49 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
51.49 Below
47.49 Below
Unusable, go to main marinas
Hite
3650.00
3645.00
88.49 Below
83.49 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
91.49 Below
87.49 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
101.49 Below
98.49 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
108.49 Below
106.49 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
120.49 Below
118.49 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.


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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 2.742 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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Lake Powell, Houseboating, Glen Canyon, Striped Bass