Lake Powell, Houseboating, Glen Canyon, Striped Bass



Lake Powell

Lake Powell

For December 16th, 2018
Snowpack is 103% of avg
TotalPrecip is 109.00% of avg

Lake Powell is currently 452.25 feet deep at the dam
Water Summary
Today is day 78 of 365 for the Water Year 2019. We are 21% through the Water Year.
Last Reading: 3584.25 on Dec 15, 2018
Powell was last within 2" of this elevation on Jul 12, 2004
There are currently 3,358,879,462,795 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 115.75 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 42.38% of Full Pool (24,322,000 af)
Total inflows for water year 2019: 938,475 acre feet

This is 65.67% of the December 15th average of 1,429,054 acre feet
Total releases for water year 2019: 1,646,087 acre feet

This is 20% of the minimum required of 8,230,000 acre feet
During WY 2019, water storage has fallen by 4,367,528 AF and total outflows have exceeded total inflows by 707,612 AF
The 28 tracked reservoirs above Lake Powell are currently at 66.84% of capacity. Click for Details
Inflows for WY 2019 are 79.45% of WY 2018         Rivers feeding Lake Powell are running at 103.25% of the Dec 17th avg. Click for Details


Powell is down -39.81 feet from one year ago


View Acre Feet     Last 14 Measurements
Powell is down -1.99 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sat, Dec 15, 2018
3584.25
-0.11
10308009
6653
11543
n/a
n/a
n/a
Fri, Dec 14, 2018
3584.36
-0.15
10317662
5789
12595
n/a
n/a
n/a
Thu, Dec 13, 2018
3584.51
-0.19
10330836
3877
12604
n/a
n/a
n/a
Wed, Dec 12, 2018
3584.70
-0.20
10347538
3248
12464
n/a
n/a
n/a
Tue, Dec 11, 2018
3584.90
-0.14
10365138
6121
12467
0.0
0.0
52.0
Mon, Dec 10, 2018
3585.04
-0.15
10377469
5733
12565
0.0
0.0
52.0
Sun, Dec 09, 2018
3585.19
-0.43
10390692
5871
10786
0.0
0.0
52.0
Sat, Dec 08, 2018
3585.30
0.11
10400396
4301
11142
0.0
0.0
53.0
Fri, Dec 07, 2018
3585.45
0.26
10413638
4796
12606
0.0
0.0
53.0
Thu, Dec 06, 2018
3585.62
-0.17
10428659
4681
12497
0.0
0.0
53.0
Wed, Dec 05, 2018
3585.79
-0.15
10443693
5742
12602
0.0
0.0
54.0
Tue, Dec 04, 2018
3585.94
-0.18
10456971
4217
12530
0.0
0.0
54.0
Mon, Dec 03, 2018
3586.12
-0.12
10472918
7202
12625
0.0
0.0
54.0
Sun, Dec 02, 2018
3586.24
-0.17
10483559
2955
10798
0.0
0.0
54.0
Averages of List
3585.56
-0.11
10423313.30
5161.90
12061.80
0.00
0.00
53.1

Averages for December 17th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3643.96
-0.11
16898870.05
8369.74
14199.21
45.67
27.50
52.5
All-Time
3630.32
-0.10
15357544.04
8650.09
13179.09
45.28
26.90
52.5

Last 10 December 17th's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Sun, Dec 17, 2017
3623.92
-0.07
14183135
7444
11096
48.0
26.0
54.0
Sat, Dec 17, 2016
3602.86
-0.12
12025038
7853
13772
57.0
28.0
54.0
Thu, Dec 17, 2015
3602.92
-0.15
12030852
7145
14650
41.0
23.0
53.0
Wed, Dec 17, 2014
3599.59
-0.15
11711007
6991
14364
42.1
37.0
55.0
Tue, Dec 17, 2013
3585.76
-0.14
10441039
3741
10117
42.1
26.6
49.0
Mon, Dec 17, 2012
3612.35
-0.14
12968302
6037
13365
44.1
33.1
53.0
Sat, Dec 17, 2011
3642.31
-0.15
16277483
11053
20283
45.0
28.0
54.0
Fri, Dec 17, 2010
3628.08
-0.16
14638931
6851
13901
44.1
35.1
53.0
Thu, Dec 17, 2009
3628.34
-0.19
14667767
7566
15462
42.1
27.0
53.0
Wed, Dec 17, 2008
3619.90
-0.08
13752645
7155
13303
33.1
30.0
54.0
Averages of List
3614.60
-0.14
13269619.90
7183.60
14031.30
43.86
29.38
53.2


Accessibility of Primitive Launches and Other Sites
As of Saturday, December 15th, 2018 where elevation was 3584.25'

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
4.25 Above
Open and Usable
Antelope Point
3592.00
3590.00
5.75 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
60.75 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
64.75 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
75.75 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
83.75 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
95.75 Below
Unusable, go to main marinas
Gunsite Pass Cut-Off
3685.00
3680.00
95.75 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 0.629 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