Lake Powell, Houseboating, Glen Canyon, Striped Bass



Lake Powell

Lake Powell

For August 16th, 2018
Snowpack is 74% of avg
TotalPrecip is 67.00% of avg

Lake Powell is currently 468.45 feet deep at the dam
Water Summary
Today is day 320 of 365 for the Water Year 2018. We are 88% through the Water Year.
Last Reading: 3600.45 on Aug 15, 2018
Powell was last within 2" of this elevation on Jan 1, 2017
There are currently 3,842,783,172,323 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 99.55 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 48.49% of Full Pool (24,322,000 af)
Total inflows for water year 2018: 4,999,408 acre feet

This is 50.66% of the August 15th average of 9,867,697 acre feet
Total releases for water year 2018: 7,847,837 acre feet

This is 95.36% of the minimum required of 8,230,000 acre feet
During WY 2018, water storage has fallen by 2,882,484 AF and total outflows have exceeded total inflows by 2,848,429 AF
The 28 tracked reservoirs above Lake Powell are currently at 74.15% of capacity. Click for Details
Inflows for WY 2018 are 46.19% of WY 2017         Rivers feeding Lake Powell are running at 51.83% of the Aug 16th avg. Click for Details


Powell is down -32.72 feet from one year ago


View Acre Feet     Last 14 Measurements
Powell is down -2.85 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Wed, Aug 15, 2018
3600.45
-0.26
11793053
3023
15752
n/a
n/a
n/a
Tue, Aug 14, 2018
3600.71
-0.19
11817933
6462
15556
n/a
n/a
n/a
Mon, Aug 13, 2018
3600.90
-0.28
11836137
1959
15765
n/a
n/a
n/a
Sun, Aug 12, 2018
3601.18
-0.15
11862999
2797
9820
n/a
n/a
n/a
Sat, Aug 11, 2018
3601.33
-0.21
11877406
1373
11544
n/a
n/a
n/a
Fri, Aug 10, 2018
3601.54
-0.23
11897596
4571
15803
n/a
n/a
n/a
Thu, Aug 09, 2018
3601.77
-0.29
11919736
1290
15686
0.0
0.0
79.0
Wed, Aug 08, 2018
3602.06
-0.21
11947691
5439
15650
0.0
0.0
79.0
Tue, Aug 07, 2018
3602.27
-0.25
11967962
3466
15794
0.0
0.0
79.0
Mon, Aug 06, 2018
3602.52
-1.07
11992124
4914
15677
0.0
0.0
79.0
Sun, Aug 05, 2018
3602.74
0.22
12013414
3336
11473
0.0
0.0
79.0
Sat, Aug 04, 2018
3602.91
0.39
12029883
3389
11533
0.0
0.0
79.0
Fri, Aug 03, 2018
3603.08
0.56
12046367
3444
14239
0.0
0.0
79.0
Thu, Aug 02, 2018
3603.30
0.78
12067722
1229
15744
0.0
0.0
79.0
Averages of List
3602.58
0.02
11998112.38
3313.38
14474.50
0.00
0.00
79.0

Averages for August 16th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3653.29
-0.14
18085967.26
9042.82
16547.89
94.59
68.34
79.2
All-Time
3638.91
-0.13
16382568.42
9272.45
15435.82
94.55
68.67
79.2

Last 10 August 16th's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Wed, Aug 16, 2017
3633.04
-0.13
15196093
7711
14749
91.0
64.0
80.0
Tue, Aug 16, 2016
3616.08
-0.24
13352043
2320
14991
95.0
70.0
79.0
Sun, Aug 16, 2015
3611.27
-0.12
12858561
5991
11733
99.0
71.0
79.0
Sat, Aug 16, 2014
3607.17
-0.06
12447549
9955
12339
98.1
73.0
78.0
Fri, Aug 16, 2013
3591.59
-0.21
10965057
3853
13529
98.1
73.0
77.0
Thu, Aug 16, 2012
3625.81
-0.18
14388915
3934
13694
96.8
75.9
80.0
Tue, Aug 16, 2011
3658.62
-0.24
18312566
13524
24716
n/a
n/a
79.0
Mon, Aug 16, 2010
3636.01
-0.05
15536855
8975
13390
93.0
75.0
80.0
Sun, Aug 16, 2009
3639.36
-0.12
15927635
7927
12057
93.0
64.0
77.0
Sat, Aug 16, 2008
3631.59
-0.18
15031670
9962
14106
90.0
66.0
80.0
Averages of List
3625.05
-0.15
14401694.40
7415.20
14530.40
94.89
70.21
78.9


Accessibility of Primitive Launches and Other Sites
As of Wednesday, August 15th, 2018 where elevation was 3600.45'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Castle Rock Cut-Off
3583.00
3580.00
20.45 Above
Open and Usable
Antelope Point
3592.00
3590.00
10.45 Above
Open and Usable
Hite Marina
3650.00
3645.00
44.55 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
48.55 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
59.55 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
67.55 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
79.55 Below
Unusable, go to main marinas
Gunsite Pass Cut-Off
3685.00
3680.00
79.55 Below
Unusable, use Main Channel
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 0.100 seconds to create!
Copyright Summit Technologies, Inc.
Water data courtesy of US Bureau of Reclamation
*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 - 2018



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