Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

Lake Powell
For April 18th, 2025
Snowpack is 64.92% of avg
TotalPrecip is 87.71% of avg

Lake Powell is currently 426.3 feet deep at the dam
Water Summary
Today is day 199 of 365 for the Water Year 2025. We are 55% through the Water Year.
Last Reading: 3558.30 on Thursday, April 17th, 2025
Powell was last within 3" of this elevation on Apr 16, 2025
There are currently 2,498,251,095,766 gallons of water in Lake Powell!
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15 Day Weather Forecast
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Elevation & Content Water Inflow Data Glen Canyon Dam Release Data
Lake Powell is 141.7 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 31.52% of Full Pool (24,322,000 af)
Total inflows for water year 2025: 2,416,019 acre feet

This is 67.02% of the April 17th average of 3,605,029 acre feet
Total releases for water year 2025: 3,912,248 acre feet

This is 52.16% of the minimum required of 7,500,000 acre feet
During WY 2025, water storage has fallen by 1,474,853 AF and total outflows have exceeded total inflows by 1,496,229 AF
The 34 tracked reservoirs above Lake Powell are currently at 73.62% of capacity. Click for Details
Inflows for WY 2025 are 87% of WY         Rivers feeding Lake Powell are running at 54.43% of the April 18th avg. Click for Details

Lake Powell is up 0.09 feet from one year ago.    Lake Powell is up 0.1 feet from the low for water year.

View Acre Feet     Last 14 Measurements
Lake Powell is down -0.89 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
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
Sat, Apr 05, 2025
3559.03
-0.05
7,718,186
7910
9581
57.8
31.1
n/a
Fri, Apr 04, 2025
3559.08
-0.11
7,721,711
6332
10308
55.7
32.8
n/a
Averages of List
3558.69
-0.06
7,694,311
7789
9977
74.2
40.7
n/a

Averages for April 17th

AVERAGE TYPE ELEVATION CUR vs AVERAGE CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
All-Time
3612.62
-54.32
0.03
13,874,722
13613
12092
73.5
46.5
55.3
Since Filled
3624.81
-66.51
0.06
14,853,250
14270
12075
73.3
47.3
56
Since WY 2000
3594.03
-35.73
0.05
11,470,347
11966
10757
71.4
47.2
55.3

Last 10 April 17th's data records

DATE MEASURED ELEVATION CUR ELEV vs THEN CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Wed, Apr 17, 2024
3558.21
0.09
7,660,526
10616
10370
76.3
52.9
n/a
Mon, Apr 17, 2023
3521.59
36.71
5,350,701
30828
12580
75.0
52.9
54.0
Sun, Apr 17, 2022
3522.68
35.62
5,785,149
7647
7778
80.0
50.0
55.0
Sat, Apr 17, 2021
3564.31
-6.01
8,655,031
4061
9725
61.0
46.0
56.0
Fri, Apr 17, 2020
3599.93
-41.63
11,743,399
8251
10983
67.0
51.0
55.0
Wed, Apr 17, 2019
3568.76
-10.46
9,007,231
11836
11096
73.0
45.0
55.0
Tue, Apr 17, 2018
3610.68
-52.38
12,798,869
7052
11589
64.0
44.0
53.0
Mon, Apr 17, 2017
3599.92
-41.62
11,742,446
24264
10909
81.0
54.0
57.0
Sun, Apr 17, 2016
3591.22
-32.92
10,931,310
10963
10106
62.1
46.9
56.0
Fri, Apr 17, 2015
3590.68
-32.38
10,882,176
11697
10348
61.0
41.0
56.0
Averages of List
3572.86
-14.56
9,459,367
13144
10827
72.5
48.5
56.1


Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Thursday, April 17th, 2025 where elevation was 3558.30'


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
56.3 Above
58.3 Above
Open and Usable
Bullfrog North Ramp
3529.00
3527.00
29.3 Above
31.3 Above
Open and Usable
Antelope Point Business Ramp
3540.00
3538.00
18.3 Above
20.3 Above
Open and Usable
Wahweap (Main Launch)
3546.00
3544.00
12.3 Above
14.3 Above
Open and Usable
Bullfrog Spur (Boats < 25')
3549.00
3547.00
9.3 Above
11.3 Above
Open and Usable
Halls Crossing (use at own risk)
3556.00
3554.00
2.3 Above
4.3 Above
Open and Usable
Stateline Launch
3564.00
3562.00
5.7 Below
3.7 Below
Unusable, go to main marinas
Bullfrog (Main Launch)
3578.00
3576.00
19.7 Below
17.7 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3580.00
24.7 Below
21.7 Below
Unusable, use Main Channel
Antelope Point Public Ramp
3588.00
3586.00
29.7 Below
27.7 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3600.00
43.7 Below
41.7 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
54.7 Below
50.7 Below
Unusable, go to main marinas
Hite
3650.00
3645.00
91.7 Below
86.7 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
94.7 Below
90.7 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
104.7 Below
101.7 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
111.7 Below
109.7 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
123.7 Below
121.7 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 4.043 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