Lake Powell, Houseboating, Glen Canyon, Striped Bass



Lake Powell

Lake Powell

For January 20th, 2018
Snowpack is 61% of avg
TotalPrecip is 59.00% of avg

Lake Powell is currently 488.67 feet deep at the dam
Water Summary
Today is day 113 of 365 for the Water Year 2018. We are 31% through the Water Year.
Last Reading: 3620.67 on Jan 19, 2018
Powell was last within 2" of this elevation on Jun 3, 2017
There are currently 4,507,940,761,678 gallons of water in Lake Powell!
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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 2018: 1,688,173 acre feet

This is 83.7% of the January 19th average of 2,016,928 acre feet
Total releases for water year 2018: 2,531,466 acre feet

This is 30.76% of the minimum required of 8,230,000 acre feet
During WY 2018, water storage has fallen by 841,193 AF and total outflows have exceeded total inflows by 843,293 AF
The 28 tracked reservoirs above Lake Powell are currently at 79.1% of capacity. Click for Details
Inflows for WY 2018 are 114.2% of WY 2017         Rivers feeding Lake Powell are running at 119.34% of the Jan 21st avg. Click for Details


Powell is up 23.12 feet from one year ago


View Acre Feet     Last 14 Measurements
Powell is down -1.52 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Fri, Jan 19, 2018
3620.67
-0.12
13834344
7357
14160
55.0
34.0
n/a
Thu, Jan 18, 2018
3620.79
-0.14
13847108
6158
14126
51.0
30.0
n/a
Wed, Jan 17, 2018
3620.93
-0.15
13862011
5773
14328
52.0
33.0
50.0
Tue, Jan 16, 2018
3621.08
-0.13
13877992
7212
14613
51.0
35.0
50.0
Mon, Jan 15, 2018
3621.21
-0.13
13891853
7061
14466
53.0
33.0
50.0
Sun, Jan 14, 2018
3621.34
-0.12
13905724
6219
13049
52.0
33.0
50.0
Sat, Jan 13, 2018
3621.46
-0.10
13918537
7907
13577
53.0
33.0
50.0
Fri, Jan 12, 2018
3621.56
-0.07
13929222
10527
14454
54.0
33.0
50.0
Thu, Jan 11, 2018
3621.63
-0.13
13936705
5578
13001
50.0
39.0
50.0
Wed, Jan 10, 2018
3621.76
-0.11
13950609
8030
14292
52.0
41.0
50.0
Tue, Jan 09, 2018
3621.87
-0.14
13962382
6390
14407
50.0
39.0
50.0
Mon, Jan 08, 2018
3622.01
-0.09
13977377
9364
14468
46.0
35.0
50.0
Sun, Jan 07, 2018
3622.10
-0.09
13987023
7608
12714
52.0
35.0
50.0
Sat, Jan 06, 2018
3622.19
-0.09
13996673
8227
13336
48.0
37.0
50.0
Averages of List
3621.47
-0.11
13919825.71
7386.50
13927.93
51.36
35.00
50.0

Averages for January 21st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3640.58
-0.11
16505301.57
7841.81
14820.41
48.79
27.95
47.5
All-Time
3623.12
-0.08
14995117.96
8353.39
13558.61
48.53
28.54
47.5

Last 10 January 21st's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sat, Jan 21, 2017
3597.33
-0.09
11497124
8999
13487
45.0
35.0
48.0
Thu, Jan 21, 2016
3597.78
-0.16
11539513
6684
14780
46.9
30.0
48.0
Wed, Jan 21, 2015
3594.81
-0.11
11261562
9023
14465
50.0
37.9
48.0
Tue, Jan 21, 2014
3580.56
-0.19
9987585
4581
13367
50.0
28.0
45.0
Mon, Jan 21, 2013
3605.84
-0.19
12316124
3091
13151
44.1
21.2
44.0
Sat, Jan 21, 2012
3637.60
-0.09
15721481
7117
12667
51.1
39.0
49.0
Fri, Jan 21, 2011
3622.42
-0.21
14021358
6918
17275
48.9
28.0
47.0
Thu, Jan 21, 2010
3623.13
0.01
14097762
6798
14645
n/a
n/a
50.0
Wed, Jan 21, 2009
3615.23
-0.14
13263950
5416
13161
50.0
30.9
48.0
Mon, Jan 21, 2008
3591.65
-0.18
10970527
5191
13269
46.9
23.0
47.0
Averages of List
3606.64
-0.13
12467698.60
6381.80
14026.70
48.10
30.33
47.4


Accessibility of Primitive Launches and Other Sites
As of Friday, January 19th, 2018 where elevation was 3620.67'

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
40.67 Above
Open and Usable
Antelope Point
3592.00
3590.00
30.67 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
Gunsite Pass Cut-Off
3685.00
3680.00
59.33 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