Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

Lake Powell
For December 15th, 2025
Snowpack is 60.39% of avg
TotalPrecip is 99.92% of avg

Lake Powell is currently 409.88 feet deep at the dam
Water Summary
Today is day 75 of 365 for the Water Year 2026. We are 21% through the Water Year.
Last Reading: 3541.88 on Sunday, December 14th, 2025
Powell was last within 3" of this elevation on Dec 13, 2025
There are currently 2,140,224,444,963 gallons of water in Lake Powell!
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15 Day Weather Forecast
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SW Water Vapor


Elevation & Content Water Inflow Data Glen Canyon Dam Release Data
Lake Powell is 158.12 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 27% of Full Pool (24,322,000 af)
Total inflows for water year 2026: 1,057,156 acre feet

This is 78.09% of the December 14th average of 1,353,791 acre feet
Total releases for water year 2026: 1,207,689 acre feet

This is 16.1% of the minimum required of 7,500,000 acre feet
During WY 2026, water storage has fallen by 180,586 AF and total outflows have exceeded total inflows by 150,533 AF
The 34 tracked reservoirs above Lake Powell are currently at 69.59% of capacity. Click for Details
Inflows for WY 2026 are 111.56% of WY 2025         Rivers feeding Lake Powell are running at 74.26% of the December 15th avg. Click for Details

Lake Powell is down 31.81 feet from one year ago.    Lake Powell is at low for water year and down 3.77 feet from the high.

View Acre Feet     Last 14 Measurements
Lake Powell is down -1.38 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sun, Dec 14, 2025
3541.88
-0.09
6,568,099
4936
7820
46.8
30.0
n/a
Sat, Dec 13, 2025
3541.97
-0.09
6,573,836
5155
8040
52.0
32.4
n/a
Fri, Dec 12, 2025
3542.06
-0.10
6,579,577
5030
8265
53.2
32.0
n/a
Thu, Dec 11, 2025
3542.16
-0.08
6,585,958
5747
8288
55.0
34.7
n/a
Wed, Dec 10, 2025
3542.24
-0.09
6,591,066
5380
8270
54.5
33.3
n/a
Tue, Dec 09, 2025
3542.33
-0.12
6,596,816
4358
8294
53.6
32.0
n/a
Mon, Dec 08, 2025
3542.45
-0.11
6,604,487
4711
8302
49.5
31.8
n/a
Sun, Dec 07, 2025
3542.56
-0.09
6,611,523
4952
7848
47.1
30.9
n/a
Sat, Dec 06, 2025
3542.65
-0.06
6,617,284
6179
8029
57.4
31.1
n/a
Fri, Dec 05, 2025
3542.71
-0.12
6,621,126
4366
8311
49.3
28.2
n/a
Thu, Dec 04, 2025
3542.83
-0.11
6,628,814
4707
8306
43.3
27.0
n/a
Wed, Dec 03, 2025
3542.94
-0.13
6,635,867
4029
8329
39.9
30.6
n/a
Tue, Dec 02, 2025
3543.07
-0.09
6,644,207
5419
8323
48.0
27.5
n/a
Mon, Dec 01, 2025
3543.16
-0.10
6,649,985
4982
8238
43.7
28.8
n/a
Averages of List
3542.50
-0.1
6,607,760
4997
8190
49.5
30.7
n/a

Averages for December 14th

AVERAGE TYPE ELEVATION CUR vs AVERAGE CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
All-Time
3622.34
-80.46
-0.1
14,545,081
8165
12822
46.6
28.8
53.1
Since Filled
3634.74
-92.86
-0.11
15,898,746
8071
13793
47.2
29
53
Since WY 2000
3603.14
-61.26
-0.14
12,332,953
6047
12433
47.1
30.8
53.1

Last 10 December 14th's data records

DATE MEASURED ELEVATION CUR ELEV vs THEN CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sat, Dec 14, 2024
3573.69
-31.81
8,799,209
4905
9632
42.0
27.5
n/a
Thu, Dec 14, 2023
3570.20
-28.32
8,533,110
6058
10278
48.6
33.2
59.0
Wed, Dec 14, 2022
3526.76
15.12
5,646,753
4557
9732
41.4
22.8
49.0
Tue, Dec 14, 2021
3539.80
2.08
6,877,752
2599
10020
63.0
34.0
52.0
Mon, Dec 14, 2020
3585.23
-43.35
10,394,220
1955
12159
37.0
29.0
52.0
Sat, Dec 14, 2019
3610.10
-68.22
12,740,368
11217
11879
56.0
41.0
54.0
Fri, Dec 14, 2018
3584.36
-42.48
10,317,662
5789
12595
41.0
25.0
52.0
Thu, Dec 14, 2017
3624.17
-82.29
14,210,230
10471
12357
55.0
33.0
54.0
Wed, Dec 14, 2016
3603.33
-61.45
12,070,636
4505
14145
70.0
44.0
55.0
Mon, Dec 14, 2015
3603.32
-61.44
12,069,665
3831
15059
45.0
34.0
54.0
Averages of List
3588.00
-46.12
10,643,046
6746
11901
48.4
31
53.8


Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Sunday, December 14th, 2025 where elevation was 3541.88'


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
21.88 Above
22.88 Above
Open and Usable
Bullfrog North Ramp
3529.00
3528.00
12.88 Above
13.88 Above
Open and Usable
Antelope Point Business Ramp
3540.00
3539.00
1.88 Above
2.88 Above
Open and Usable
Bullfrog Spur (Boats < 25')
3549.00
3548.00
7.12 Below
6.12 Below
Unusable, go to main marinas
Wahweap (Main Launch)
3550.00
3549.00
8.12 Below
7.12 Below
Unusable, go to main marinas
Halls Crossing (use at own risk)
3556.00
3555.00
14.12 Below
13.12 Below
Unusable, go to main marinas
Stateline Launch
3564.00
3563.00
22.12 Below
21.12 Below
Unusable, go to main marinas
Bullfrog (Main Launch)
3578.00
3577.00
36.12 Below
35.12 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3582.00
41.12 Below
40.12 Below
Unusable, use Main Channel
Antelope Point Public Ramp
3588.00
3587.00
46.12 Below
45.12 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3601.00
60.12 Below
59.12 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3612.00
71.12 Below
70.12 Below
Unusable, go to main marinas
Hite
3650.00
3649.00
108.12 Below
107.12 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3652.00
111.12 Below
110.12 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3662.00
121.12 Below
120.12 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3669.00
128.12 Below
127.12 Below
Unusable, use Main Channel
Piute Farms
3682.00
3681.00
140.12 Below
139.12 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 3.415 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