Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

Lake Powell
For May 9th, 2026
Snowpack is 1.15% of avg
TotalPrecip is 58.34% of avg

Lake Powell is currently 393.95 feet deep at the dam
Water Summary
Today is day 219 of 365 for the Water Year 2026. We are 60% through the Water Year.
Last Reading: 3525.95 on Thursday, May 7th, 2026
Powell was last within 3" of this elevation on May 6, 2026
There are currently 1,824,688,168,800 gallons of water in Lake Powell!
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15 Day Weather Forecast
SW Satellite Weather
SW Water Vapor


Elevation & Content Water Inflow Data Glen Canyon Dam Release Data
Lake Powell is 174.05 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 23.02% of Full Pool (24,322,000 af)
Total inflows for water year 2026: 2,554,956 acre feet

This is 59.67% of the May 7th average of 4,281,494 acre feet
Total releases for water year 2026: 3,704,814 acre feet

This is 49.4% of the minimum required of 7,500,000 acre feet
During WY 2026, water storage has fallen by 1,148,930 AF and total outflows have exceeded total inflows by 1,149,858 AF
The 34 tracked reservoirs above Lake Powell are currently at 59.13% of capacity. Click for Details
Inflows for WY 2026 are 91.63% of WY         Rivers feeding Lake Powell are running at 40.18% of the May 9th avg. Click for Details

Lake Powell is down 31.91 feet from one year ago.    Lake Powell is at low for water year and down 19.70 feet from the high.

View Acre Feet     Last 14 Measurements
Lake Powell is down -0.90 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Thu, May 07, 2026
3525.95
-0.06
5,599,755
5991
7678
79.2
51.6
n/a
Wed, May 06, 2026
3526.01
-0.03
5,603,228
6853
7595
76.5
51.1
n/a
Tue, May 05, 2026
3526.04
-0.07
5,604,966
5596
7600
69.3
48.4
n/a
Mon, May 04, 2026
3526.11
-0.13
5,609,020
3745
7643
74.1
53.4
n/a
Sun, May 03, 2026
3526.24
0.00
5,616,555
7392
7187
80.0
55.4
n/a
Sat, May 02, 2026
3526.24
0.00
5,616,555
7412
7207
75.1
48.4
n/a
Fri, May 01, 2026
3526.24
-0.05
5,616,555
6267
7641
68.5
50.5
n/a
Thu, Apr 30, 2026
3526.29
-0.02
5,619,455
5673
7069
70.3
50.0
n/a
Wed, Apr 29, 2026
3526.31
-0.12
5,620,615
3472
7080
71.4
50.0
n/a
Tue, Apr 28, 2026
3526.43
-0.10
5,627,578
4105
7083
69.1
46.2
n/a
Mon, Apr 27, 2026
3526.53
-0.13
5,633,385
3143
7073
68.2
43.0
n/a
Sun, Apr 26, 2026
3526.66
-0.12
5,640,938
3456
7072
59.4
49.1
n/a
Sat, Apr 25, 2026
3526.78
0.07
5,647,916
9471
7071
72.5
49.8
n/a
Fri, Apr 24, 2026
3526.71
-0.14
5,643,845
2816
7067
72.3
46.8
n/a
Averages of List
3526.32
-0.06
5,621,455
5385
7290
71.9
49.6
n/a

Averages for May 7th

AVERAGE TYPE ELEVATION CUR vs AVERAGE CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
All-Time
3614.71
-88.76
0.18
14,119,386
23028
13264
79
51.7
60.6
Since Filled
3625.89
-99.94
0.21
14,973,034
23970
13211
79.3
53.3
60.9
Since WY 2000
3596.18
-70.23
0.18
11,648,294
19120
11251
77.3
52.6
60.5

Last 10 May 7th's data records

DATE MEASURED ELEVATION CUR ELEV vs THEN CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Thu, May 08, 2025
3557.87
-31.92
7,636,697
10463
9804
79.6
46.4
n/a
Wed, May 08, 2024
3561.39
-35.44
7,885,698
13871
10082
58.1
42.7
n/a
Mon, May 08, 2023
3531.81
-5.86
5,945,131
54796
17451
78.1
52.9
64.0
Sun, May 08, 2022
3523.06
2.89
5,808,171
10536
9322
83.0
68.0
60.0
Sat, May 08, 2021
3561.37
-35.42
8,427,603
7358
9542
83.0
63.0
61.0
Fri, May 08, 2020
3600.10
-74.15
11,759,616
23811
10390
83.0
55.0
65.0
Wed, May 08, 2019
3575.31
-49.36
9,543,083
27395
12062
68.0
50.0
62.0
Tue, May 08, 2018
3609.40
-83.45
12,670,000
13490
12474
95.0
60.0
63.0
Mon, May 08, 2017
3606.14
-80.19
12,345,687
32375
10996
75.0
50.0
62.0
Sun, May 08, 2016
3592.74
-66.79
11,070,373
15029
10113
66.9
46.9
59.0
Averages of List
3572.15
-46.20
9,326,097
20796
11251
77.6
54.5
62


Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Thursday, May 7th, 2026 where elevation was 3525.95'


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
3520.00
3519.00
5.95 Above
6.95 Above
Open and Usable
Bullfrog North Ramp
3529.00
3528.00
3.05 Below
2.05 Below
Unusable, go to main marinas
Antelope Point Business Ramp
3540.00
3539.00
14.05 Below
13.05 Below
Unusable, go to main marinas
Bullfrog Spur (Boats < 25')
3549.00
3548.00
23.05 Below
22.05 Below
Unusable, go to main marinas
Wahweap (Main Launch)
3550.00
3549.00
24.05 Below
23.05 Below
Unusable, go to main marinas
Halls Crossing (use at own risk)
3556.00
3555.00
30.05 Below
29.05 Below
Unusable, go to main marinas
Stateline Launch
3564.00
3563.00
38.05 Below
37.05 Below
Unusable, go to main marinas
Bullfrog (Main Launch)
3578.00
3577.00
52.05 Below
51.05 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3582.00
57.05 Below
56.05 Below
Unusable, use Main Channel
Antelope Point Public Ramp
3588.00
3587.00
62.05 Below
61.05 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3601.00
76.05 Below
75.05 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3612.00
87.05 Below
86.05 Below
Unusable, go to main marinas
Hite
3650.00
3649.00
124.05 Below
123.05 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3652.00
127.05 Below
126.05 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3662.00
137.05 Below
136.05 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3669.00
144.05 Below
143.05 Below
Unusable, use Main Channel
Piute Farms
3682.00
3681.00
156.05 Below
155.05 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 6.238 seconds to create!
Copyright Water-Data.com
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