Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

Lake Powell
For April 21st, 2025
Snowpack is 0% of avg
TotalPrecip is 0% of avg

Lake Powell is currently 426.25 feet deep at the dam
Water Summary
Today is day 201 of 365 for the Water Year 2025. We are 55% through the Water Year.
Last Reading: 3558.25 on Saturday, April 19th, 2025
Powell was last within 3" of this elevation on Apr 18, 2025
There are currently 2,497,107,683,101 gallons of water in Lake Powell!
Click for ...

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 141.75 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 31.51% of Full Pool (24,322,000 af)
Total inflows for water year 2025: 2,452,799 acre feet

This is 67.01% of the April 19th average of 3,660,602 acre feet
Total releases for water year 2025: 3,951,842 acre feet

This is 52.69% of the minimum required of 7,500,000 acre feet
During WY 2025, water storage has fallen by 1,478,362 AF and total outflows have exceeded total inflows by 1,499,043 AF
The 34 tracked reservoirs above Lake Powell are currently at 73.81% of capacity. Click for Details
Inflows for WY 2025 are 86.99% of WY         Rivers feeding Lake Powell are running at 52.79% of the April 21st avg. Click for Details

Lake Powell is down 0.04 feet from one year ago.    Lake Powell is up 0.05 feet from the low for water year.

View Acre Feet     Last 14 Measurements
Lake Powell is down -0.78 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sat, Apr 19, 2025
3558.25
0.05
7,663,332
11891
9735
58.3
35.4
n/a
Fri, Apr 18, 2025
3558.20
-0.10
7,659,824
6652
10227
48.3
34.1
n/a
Thu, Apr 17, 2025
3558.30
0.10
7,666,841
14111
10044
67.5
43.4
n/a
Wed, Apr 16, 2025
3558.20
-0.09
7,659,824
6940
10133
79.3
44.1
n/a
Tue, Apr 15, 2025
3558.29
-0.19
7,666,139
3047
10066
74.9
47.8
n/a
Mon, Apr 14, 2025
3558.48
-0.09
7,679,481
6999
10196
75.2
44.0
n/a
Sun, Apr 13, 2025
3558.57
-0.05
7,685,806
7495
9162
79.9
41.1
n/a
Sat, Apr 12, 2025
3558.62
-0.07
7,689,322
7121
9555
82.5
43.3
n/a
Fri, Apr 11, 2025
3558.69
-0.08
7,694,245
7212
10029
86.0
47.4
n/a
Thu, Apr 10, 2025
3558.77
-0.05
7,699,874
8568
10237
82.1
46.6
n/a
Wed, Apr 09, 2025
3558.82
-0.05
7,703,394
8659
10329
79.9
42.4
n/a
Tue, Apr 08, 2025
3558.87
-0.09
7,706,914
7109
10314
78.1
41.6
n/a
Mon, Apr 07, 2025
3558.96
-0.03
7,713,253
9384
10287
72.6
33.6
n/a
Sun, Apr 06, 2025
3558.99
-0.04
7,715,367
8155
9442
67.3
30.5
n/a
Averages of List
3558.57
-0.06
7,685,973
8096
9983
73.7
41.1
n/a

Averages for April 19th

AVERAGE TYPE ELEVATION CUR vs AVERAGE CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
All-Time
3613.65
-55.40
0.06
13,993,282
14861
12228
71.6
46.3
56.1
Since Filled
3625.02
-66.77
0.08
14,874,794
15670
12322
74.5
47.7
56
Since WY 2000
3595.63
-37.38
0.07
11,634,824
13032
10686
72.1
48.7
56.1

Last 10 April 19th's data records

DATE MEASURED ELEVATION CUR ELEV vs THEN CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sat, Apr 20, 2024
3558.37
-0.12
7,671,755
12929
9624
74.9
56.8
n/a
Thu, Apr 20, 2023
3523.47
34.78
5,457,279
30564
12412
59.9
41.9
n/a
Wed, Apr 20, 2022
3522.47
35.78
5,772,450
6643
8749
80.0
55.0
55.0
Tue, Apr 20, 2021
3563.93
-5.68
8,625,400
4488
11412
67.0
50.0
58.0
Mon, Apr 20, 2020
3599.88
-41.63
11,738,632
7081
10851
72.0
52.0
55.0
Sat, Apr 20, 2019
3568.79
-10.54
9,009,637
13575
11963
79.0
56.0
56.0
Fri, Apr 20, 2018
3610.36
-52.11
12,766,571
7777
12856
55.0
41.0
54.0
Thu, Apr 20, 2017
3600.87
-42.62
11,833,261
30758
11082
80.0
51.0
57.0
Wed, Apr 20, 2016
3591.44
-33.19
10,951,368
16331
11500
82.0
52.0
58.0
Mon, Apr 20, 2015
3590.53
-32.28
10,868,553
7769
10377
81.0
48.0
57.0
Averages of List
3573.09
-14.84
9,475,131
14179
10796
75.3
50.9
56.6


Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Saturday, April 19th, 2025 where elevation was 3558.25'


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
56.25 Above
58.25 Above
Open and Usable
Bullfrog North Ramp
3529.00
3527.00
29.25 Above
31.25 Above
Open and Usable
Antelope Point Business Ramp
3540.00
3538.00
18.25 Above
20.25 Above
Open and Usable
Wahweap (Main Launch)
3546.00
3544.00
12.25 Above
14.25 Above
Open and Usable
Bullfrog Spur (Boats < 25')
3549.00
3547.00
9.25 Above
11.25 Above
Open and Usable
Halls Crossing (use at own risk)
3556.00
3554.00
2.25 Above
4.25 Above
Open and Usable
Stateline Launch
3564.00
3562.00
5.75 Below
3.75 Below
Unusable, go to main marinas
Bullfrog (Main Launch)
3578.00
3576.00
19.75 Below
17.75 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3580.00
24.75 Below
21.75 Below
Unusable, use Main Channel
Antelope Point Public Ramp
3588.00
3586.00
29.75 Below
27.75 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3600.00
43.75 Below
41.75 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
54.75 Below
50.75 Below
Unusable, go to main marinas
Hite
3650.00
3645.00
91.75 Below
86.75 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
94.75 Below
90.75 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
104.75 Below
101.75 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
111.75 Below
109.75 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
123.75 Below
121.75 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 5.763 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


Copyright Water-Data.com
1999 - 2025
Lake Powell, Houseboating, Glen Canyon, Striped Bass