Lake Powell, Houseboating, Glen Canyon, Striped Bass



Lake Powell

Lake Powell

For July 21st, 2019
Snowpack is 66% of avg
TotalPrecip is 121.00% of avg

Lake Powell is currently 488.67 feet deep at the dam
Water Summary
Today is day 295 of 365 for the Water Year 2019. We are 81% through the Water Year.
Last Reading: 3620.67 on Jul 19, 2019
Powell was last within 2" of this elevation on Jan 19, 2018
There are currently 4,507,940,761,678 gallons of water in Lake Powell!
Click for ...

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 79.33 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 56.88% of Full Pool (24,322,000 af)
Total inflows for water year 2019: 10,308,785 acre feet

This is 111.68% of the July 19th average of 9,230,751 acre feet
Total releases for water year 2019: 7,074,837 acre feet

This is 94.33% of the minimum required of 7,500,000 acre feet
During WY 2019, water storage has risen by 2,818,083 AF and total inflows have exceeded total outflows by 3,233,948 AF
The 28 tracked reservoirs above Lake Powell are currently at 93.43% of capacity. Click for Details
Inflows for WY 2019 are 214.29% of WY 2018         Rivers feeding Lake Powell are running at 150.71% of the Jul 21st avg. Click for Details


Lake Powell is up 14.46 feet from one year ago.    Lake Powell is at high for water year and up 52.16 feet from the low.


View Acre Feet     Last 14 Measurements
Lake Powell is up 4.53 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Fri, Jul 19, 2019
3620.67
0.18
13834344
26480
15124
n/a
n/a
n/a
Thu, Jul 18, 2019
3620.49
0.17
13815213
25554
14788
n/a
n/a
n/a
Wed, Jul 17, 2019
3620.32
0.20
13797163
26859
14373
0.0
0.0
78.0
Tue, Jul 16, 2019
3620.12
0.19
13775951
27308
15412
0.0
0.0
79.0
Mon, Jul 15, 2019
3619.93
0.27
13755821
31151
14660
0.0
0.0
78.0
Sun, Jul 14, 2019
3619.66
0.25
13727250
26247
10928
0.0
0.0
78.0
Sat, Jul 13, 2019
3619.41
0.42
13700829
35963
10904
0.0
0.0
77.0
Fri, Jul 12, 2019
3618.99
0.29
13656516
31969
14410
0.0
0.0
76.0
Thu, Jul 11, 2019
3618.70
0.45
13625973
41359
14674
0.0
0.0
76.0
Wed, Jul 10, 2019
3618.25
0.43
13578666
39832
14349
0.0
0.0
76.0
Tue, Jul 09, 2019
3617.82
0.49
13533562
41594
12751
0.0
0.0
76.0
Mon, Jul 08, 2019
3617.33
0.53
13482283
45460
14419
93.0
70.0
76.0
Sun, Jul 07, 2019
3616.80
0.66
13426961
51261
12947
93.0
70.0
76.0
Sat, Jul 06, 2019
3616.14
0.68
13358276
52315
13003
99.0
69.0
76.0
Averages of List
3618.62
0.40
13618270.92
37609.83
13569.17
23.75
17.42
76.8

Averages for July 22nd

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3654.98
-0.08
18301403
15155
17176
95.1
68.9
79.5
All-Time
3640.65
-0.04
16608482
15406
15702
96.2
70.5
79.5

Last 10 July 22nd's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sat, Jul 21, 2018
3605.90
-0.11
12322032
6252
11304
0.0
0.0
79.0
Fri, Jul 21, 2017
3635.37
-0.04
15462973
12705
14175
97.0
75.0
80.0
Thu, Jul 21, 2016
3619.95
-0.12
13757939
10062
16050
98.0
73.0
78.0
Tue, Jul 21, 2015
3614.04
-0.03
13141260
16605
17385
90.0
64.0
77.0
Mon, Jul 21, 2014
3609.17
-0.06
12646935
10977
13383
n/a
n/a
78.0
Sun, Jul 21, 2013
3596.17
-0.10
11388307
8372
12672
97.0
78.1
80.0
Sat, Jul 21, 2012
3630.08
-0.20
14861799
3101
14305
97.0
75.2
79.0
Thu, Jul 21, 2011
3659.92
0.21
18482124
51349
24192
n/a
n/a
n/a
Wed, Jul 21, 2010
3637.53
-0.13
15713321
8296
13394
95.0
75.9
83.0
Tue, Jul 21, 2009
3641.97
-0.08
16236878
13303
13652
88.0
71.1
n/a
Averages of List
3625.01
-0.07
14401356.80
14102.20
15051.20
82.75
64.04
79.2


Accessibility of Primitive Launches and Other Sites
As of Friday, July 19th, 2019 where elevation was 3620.67'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
72.67 Above
Open and Usable
Wahweap
3558.00
3556.00
64.67 Above
Open and Usable
Bullfrog (Main Launch)
3578.00
3576.00
44.67 Above
Open and Usable
Castle Rock Cut-Off
3583.00
3580.00
40.67 Above
Open and Usable
Antelope Point
3588.00
3587.00
33.67 Above
Open and Usable
Dominguez Butte Cut-Off
3602.00
3600.00
20.67 Above
Open and Usable
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
11.67 Above
Open and Usable
Hite Marina
3650.00
3645.00
24.33 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
28.33 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
39.33 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
47.33 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
59.33 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 0.349 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 - 2019



Site Views Today: 0       Page Views Today: 0
Lake Powell, Houseboating, Glen Canyon, Striped Bass