Lake Powell, Houseboating, Glen Canyon, Striped Bass



Lake Powell

Lake Powell

For June 17th, 2018
Snowpack is 31% of avg
TotalPrecip is 69.00% of avg

Lake Powell is currently 479.8 feet deep at the dam
Water Summary
Today is day 261 of 365 for the Water Year 2018. We are 72% through the Water Year.
Last Reading: 3611.80 on Jun 16, 2018
Powell was last within 2" of this elevation on Jun 3, 2018
There are currently 4,207,503,789,031 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 88.2 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 53.09% of Full Pool (24,322,000 af)
Total inflows for water year 2018: 4,476,174 acre feet

This is 60.78% of the June 16th average of 7,364,008 acre feet
Total releases for water year 2018: 6,203,408 acre feet

This is 75.38% of the minimum required of 8,230,000 acre feet
During WY 2018, water storage has fallen by 1,763,199 AF and total outflows have exceeded total inflows by 1,727,234 AF
The 28 tracked reservoirs above Lake Powell are currently at 80.66% of capacity. Click for Details
Inflows for WY 2018 are 52.08% of WY 2017         Rivers feeding Lake Powell are running at 29.61% of the Jun 18th avg. Click for Details


Powell is down -17.56 feet from one year ago


View Acre Feet     Last 14 Measurements
Powell is down -0.12 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sat, Jun 16, 2018
3611.80
-0.04
12912338
8314
9764
82.0
73.0
n/a
Fri, Jun 15, 2018
3611.84
-0.15
12916403
6440
13980
95.0
77.0
n/a
Thu, Jun 14, 2018
3611.99
-0.03
12931653
13190
14088
100.0
75.0
n/a
Wed, Jun 13, 2018
3612.02
-0.11
12934705
8638
13968
100.0
73.0
74.0
Tue, Jun 12, 2018
3612.13
-0.07
12945897
11105
14221
100.0
69.0
73.0
Mon, Jun 11, 2018
3612.20
-0.05
12953023
12022
14030
97.0
66.0
73.0
Sun, Jun 10, 2018
3612.25
0.07
12958115
14532
9886
95.0
72.0
73.0
Sat, Jun 09, 2018
3612.18
0.04
12950987
12903
9921
97.0
66.0
73.0
Fri, Jun 08, 2018
3612.14
0.03
12946915
16358
13931
97.0
66.0
73.0
Thu, Jun 07, 2018
3612.11
0.00
12943862
14871
14107
96.0
64.0
72.0
Wed, Jun 06, 2018
3612.11
0.04
12943862
16867
13886
95.0
69.0
72.0
Tue, Jun 05, 2018
3612.07
0.09
12939791
19528
13779
97.0
69.0
72.0
Mon, Jun 04, 2018
3611.98
0.06
12930636
18165
14079
100.0
68.0
71.0
Sun, Jun 03, 2018
3611.92
0.15
12924535
19018
9954
97.0
72.0
71.0
Averages of List
3612.05
0.00
12938051.57
13710.79
12828.14
96.29
69.93
72.4

Averages for June 18th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3652.91
0.27
17987502.08
37341.43
16946.62
95.19
64.82
72.0
All-Time
3637.64
0.34
16598997.56
38334.89
15903.55
95.25
64.18
72.0

Last 10 June 18th's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sun, Jun 18, 2017
3630.47
0.52
14905540
43678
11064
104.0
77.0
73.0
Sat, Jun 18, 2016
3615.04
0.62
13244311
48578
12976
99.0
64.0
75.0
Thu, Jun 18, 2015
3608.08
0.56
12538008
45146
14064
92.0
63.0
77.0
Wed, Jun 18, 2014
3604.87
0.54
12220860
40053
10567
87.1
63.0
67.0
Tue, Jun 18, 2013
3601.18
0.05
11862999
17030
13709
97.0
68.0
75.0
Mon, Jun 18, 2012
3635.65
-0.15
15495266
4018
12548
98.6
75.0
72.0
Sat, Jun 18, 2011
3639.71
0.89
15968855
90538
23372
93.0
64.0
66.0
Fri, Jun 18, 2010
3636.48
0.43
15591271
39854
10326
93.0
60.1
72.0
Thu, Jun 18, 2009
3636.98
0.24
15649307
31140
12100
82.0
55.0
70.0
Wed, Jun 18, 2008
3625.18
0.55
14320073
50241
13577
99.0
70.0
71.0
Averages of List
3623.36
0.43
14179649.00
41027.60
13430.30
94.47
65.91
71.8


Accessibility of Primitive Launches and Other Sites
As of Saturday, June 16th, 2018 where elevation was 3611.80'

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
31.8 Above
Open and Usable
Antelope Point
3592.00
3590.00
21.8 Above
Open and Usable
Hite Marina
3650.00
3645.00
33.2 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
37.2 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
48.2 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
56.2 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
68.2 Below
Unusable, go to main marinas
Gunsite Pass Cut-Off
3685.00
3680.00
68.2 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



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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


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1999 - 2018



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Lake Powell, Houseboating, Glen Canyon, Striped Bass