Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

For August 17th, 2022
Snowpack is 58% of avg
TotalPrecip is 100.00% of avg

Lake Powell is currently 401.89 feet deep at the dam
Water Summary
Today is day 321 of 365 for the Water Year 2022. We are 88% through the Water Year.
Last Reading: 3533.89 on Aug 15, 2022
Powell was last within 2" of this elevation on Aug 14, 2022
There are currently 1,978,170,708,887 gallons of water in Lake Powell!
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Printable Version
Gas Prices on Lake
Detailed Map of Powell
15 Day Weather Forecast
SW Satellite Weather
SW Water Vapor


Elevation & Content Water Inflow Data Glen Canyon Dam Release Data
Lake Powell is 166.11 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 24.96% of Full Pool (24,322,000 af)
Total inflows for water year 2022: 4,988,941 acre feet

This is 51.81% of the August 15th average of 9,629,568 acre feet
Total releases for water year 2022: 6,075,467 acre feet

This is 81.01% of the minimum required of 7,500,000 acre feet
During WY 2022, water storage has fallen by 1,182,069 AF and total outflows have exceeded total inflows by 1,086,526 AF
The 28 tracked reservoirs above Lake Powell are currently at 65.63% of capacity. Click for Details
Inflows for WY 2022 are 147.19% of WY 2021         Rivers feeding Lake Powell are running at 80.06% of the Aug 17th avg. Click for Details

Lake Powell is down -17.33 feet from one year ago.    Lake Powell is up 11.65 feet from the low for water year.

View Acre Feet     Last 14 Measurements
Lake Powell is down -2.16 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Mon, Aug 15, 2022
3533.89
-0.04
6,070,775
11596
12484
88.0
69.0
79.0
Sun, Aug 14, 2022
3533.93
-0.12
6,073,207
5849
9387
91.0
76.0
n/a
Sat, Aug 13, 2022
3534.05
-0.12
6,080,505
5783
9324
90.0
70.0
n/a
Fri, Aug 12, 2022
3534.17
-0.15
6,087,809
7944
12483
92.0
73.0
n/a
Thu, Aug 11, 2022
3534.32
-0.19
6,096,946
6569
12440
94.0
72.0
n/a
Wed, Aug 10, 2022
3534.51
-0.27
6,108,531
3894
12433
96.0
72.0
n/a
Tue, Aug 09, 2022
3534.78
-0.25
6,125,018
4456
12342
97.0
78.0
n/a
Mon, Aug 08, 2022
3535.03
-0.21
6,140,307
5903
12466
99.0
75.0
n/a
Sun, Aug 07, 2022
3535.24
-0.14
6,153,167
5147
9379
100.0
75.0
n/a
Sat, Aug 06, 2022
3535.38
-0.12
6,161,749
5815
9382
96.0
75.0
n/a
Fri, Aug 05, 2022
3535.50
-0.20
6,169,111
6216
12461
93.0
75.0
n/a
Thu, Aug 04, 2022
3535.70
-0.20
6,181,393
6252
12505
99.0
78.0
n/a
Wed, Aug 03, 2022
3535.90
-0.15
6,193,689
7885
12469
98.0
77.0
n/a
Tue, Aug 02, 2022
3536.05
-0.12
6,202,921
8829
12409
98.0
80.0
n/a
Averages of List
3534.89
-0.16
6,131,795
6581
11569
95.1
74.6
79.0

Averages for August 17th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3647.46
-0.16
17,423,258
8619
16383
95.4
69.5
80.0
All-Time
3635.65
-0.15
16,022,513
8933
15527
95.1
69.6
80.0

Last 10 August 17th's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Tue, Aug 17, 2021
3550.69
16.80
7,634,686
3277
13297
94.0
75.0
83.0
Mon, Aug 17, 2020
3602.75
68.86
12,014,382
4070
15902
104.0
75.0
81.0
Sat, Aug 17, 2019
3620.68
86.79
13,835,407
7884
11580
100.0
70.0
80.0
Fri, Aug 17, 2018
3599.91
66.02
11,741,492
2535
15747
96.0
78.0
79.0
Thu, Aug 17, 2017
3632.91
99.02
15,181,300
8057
15091
95.0
68.0
81.0
Wed, Aug 17, 2016
3615.85
81.96
13,328,169
2354
14445
93.0
72.0
79.0
Mon, Aug 17, 2015
3611.13
77.24
12,844,380
6567
13407
99.0
71.0
80.0
Sun, Aug 17, 2014
3607.10
73.21
12,440,608
8845
11768
98.6
73.9
78.0
Sat, Aug 17, 2013
3591.46
57.57
10,953,192
6391
12082
90.0
72.0
77.0
Fri, Aug 17, 2012
3625.59
91.70
14,364,850
1637
13769
97.0
75.0
80.0
Averages of List
3605.81
-0.18
12,433,847
5162
13709
96.7
73.0
79.8


Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Monday, August 15th, 2022 where elevation was 3533.89'


NPS UPDATE ON RAMPS


SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Wahweap
3553.00
3551.00
17.11 Below
Unusable, go to main marinas
Halls Crossing Launch
3556.00
3553.00
19.11 Below
Unusable, go to main marinas
Stateline Launch
3564.00
3562.00
28.11 Below
Unusable, go to main marinas
Bullfrog (Main Launch)
3578.00
3576.00
42.11 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3580.00
46.11 Below
Unusable, use Main Channel
Antelope Point
3588.00
3587.00
53.11 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3600.00
66.11 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
75.11 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
111.11 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
115.11 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
126.11 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
134.11 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
146.11 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 3.635 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 Wayne Gustaveson
  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
or go to Lake Powell Source Data
USBR Projected Outlook
Current Snowpack Conditions for Upper Colorado Basin


Copyright Summit Technologies, Inc.
1999 - 2022



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Lake Powell, Houseboating, Glen Canyon, Striped Bass