Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

For August 11th, 2022
Snowpack is 45% of avg
TotalPrecip is 97.00% of avg

Lake Powell is currently 402.51 feet deep at the dam
Water Summary
Today is day 315 of 365 for the Water Year 2022. We are 86% through the Water Year.
Last Reading: 3534.51 on Aug 10, 2022
Powell was last within 2" of this elevation on Jan 16, 2022
There are currently 1,990,473,555,441 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 165.49 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 25.12% of Full Pool (24,322,000 af)
Total inflows for water year 2022: 4,914,082 acre feet

This is 51.55% of the August 10th average of 9,532,802 acre feet
Total releases for water year 2022: 5,964,157 acre feet

This is 79.52% of the minimum required of 7,500,000 acre feet
During WY 2022, water storage has fallen by 1,144,313 AF and total outflows have exceeded total inflows by 1,050,075 AF
The 28 tracked reservoirs above Lake Powell are currently at 66.2% of capacity. Click for Details
Inflows for WY 2022 are 146.89% of WY 2021         Rivers feeding Lake Powell are running at 52.55% of the Aug 11th avg. Click for Details

Lake Powell is down -17.79 feet from one year ago.    Lake Powell is up 12.27 feet from the low for water year.

View Acre Feet     Last 14 Measurements
Lake Powell is down -1.76 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Wed, Aug 10, 2022
3534.51
-0.27
6,108,531
3894
12433
n/a
n/a
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
Mon, Aug 01, 2022
3536.17
-0.03
6,210,312
11843
12405
94.0
75.0
n/a
Sun, Jul 31, 2022
3536.20
0.00
6,212,161
9678
9238
91.0
75.0
n/a
Sat, Jul 30, 2022
3536.20
0.02
6,212,161
10422
9310
87.0
71.0
n/a
Fri, Jul 29, 2022
3536.18
-0.09
6,210,928
9104
11685
89.0
70.0
n/a
Thu, Jul 28, 2022
3536.27
-0.11
6,216,476
8498
11752
84.0
65.0
n/a
Averages of List
3535.65
-0.13
6,178,423
7424
11445
94.2
74.5
n/a

Averages for August 11th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3648.33
-0.13
17,529,852
9575
16232
95.3
70.3
79.8
All-Time
3636.40
-0.12
16,113,747
9773
15086
95.9
70.8
79.8

Last 10 August 11th's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Wed, Aug 11, 2021
3552.08
17.57
7,735,046
4564
12691
97.0
74.0
81.0
Tue, Aug 11, 2020
3604.04
69.53
12,139,740
4221
15071
97.0
71.0
81.0
Sun, Aug 11, 2019
3621.36
86.85
13,907,859
10729
11531
95.0
73.0
80.0
Sat, Aug 11, 2018
3601.33
66.82
11,877,406
1373
11544
98.0
75.0
79.0
Fri, Aug 11, 2017
3633.56
99.05
15,255,369
6135
15058
96.0
73.0
80.0
Thu, Aug 11, 2016
3616.84
82.33
13,431,131
6648
14820
91.0
66.0
80.0
Tue, Aug 11, 2015
3611.84
77.33
12,916,403
12131
13460
78.1
69.1
76.0
Mon, Aug 11, 2014
3607.44
72.93
12,474,343
7905
13537
97.0
73.9
78.0
Sun, Aug 11, 2013
3592.53
58.02
11,051,094
6553
11775
90.0
70.0
77.0
Sat, Aug 11, 2012
3626.63
92.12
14,478,869
689
12290
n/a
n/a
80.0
Averages of List
3606.77
-0.15
12,526,726
6095
13178
93.2
71.7
79.2


Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Wednesday, August 10th, 2022 where elevation was 3534.51'


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
16.49 Below
Unusable, go to main marinas
Halls Crossing Launch
3556.00
3553.00
18.49 Below
Unusable, go to main marinas
Stateline Launch
3564.00
3562.00
27.49 Below
Unusable, go to main marinas
Bullfrog (Main Launch)
3578.00
3576.00
41.49 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3580.00
45.49 Below
Unusable, use Main Channel
Antelope Point
3588.00
3587.00
52.49 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3600.00
65.49 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
74.49 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
110.49 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
114.49 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
125.49 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
133.49 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
145.49 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 1.348 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