Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell

Lake Powell
For December 13th, 2019
Snowpack is 125% of avg
TotalPrecip is 88.00% of avg

Lake Powell is currently 478.2 feet deep at the dam
Water Summary
Today is day 74 of 366 for the Water Year 2020. We are 20% through the Water Year.
Last Reading: 3610.20 on Dec 12, 2019
Powell was last within 2" of this elevation on Jun 29, 2018
There are currently 4,154,749,746,082 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 89.8 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 52.42% of Full Pool (24,322,000 af)
Total inflows for water year 2020: 1,047,742 acre feet

This is 76.29% of the December 12th average of 1,373,290 acre feet
Total releases for water year 2020: 1,532,787 acre feet

This is 20.44% of the minimum required of 7,500,000 acre feet
During WY 2020, water storage has risen by 1,734,181 AF yet total outflows have exceeded total inflows by 485,045 AF
The 28 tracked reservoirs above Lake Powell are currently at 81.97% of capacity. Click for Details
Inflows for WY 2020 are 115.63% of WY 2019         Rivers feeding Lake Powell are running at 131.93% of the Dec 13th avg. Click for Details


Lake Powell is up 25.50 feet from one year ago.    Lake Powell is at low for water year and down 5.03 feet from the high.


View CFS     Last 14 Measurements
Lake Powell is down -1.02 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (af) OUTFLOW (af) HIGH TEMP LOW TEMP WATER TEMP
Thu, Dec 12, 2019
3610.20
-0.11
12750442
13912
25022
0.0
0.0
54.0
Wed, Dec 11, 2019
3610.31
-0.11
12761529
9562
20682
n/a
n/a
n/a
Tue, Dec 10, 2019
3610.42
-0.07
12772623
18254
25018
0.0
0.0
54.0
Mon, Dec 09, 2019
3610.49
-0.08
12779686
17215
25071
0.0
0.0
54.0
Sun, Dec 08, 2019
3610.57
-0.07
12787761
14729
21497
0.0
0.0
54.0
Sat, Dec 07, 2019
3610.64
-0.11
12794829
13208
24343
0.0
0.0
54.0
Fri, Dec 06, 2019
3610.75
-0.08
12805942
17207
25073
0.0
0.0
54.0
Thu, Dec 05, 2019
3610.83
-0.07
12814028
18522
25300
0.0
0.0
54.0
Wed, Dec 04, 2019
3610.90
-0.12
12821106
12117
24359
0.0
0.0
55.0
Tue, Dec 03, 2019
3611.02
-0.06
12833245
19403
25093
47.0
32.0
55.0
Mon, Dec 02, 2019
3611.08
-0.12
12839318
12677
24931
44.0
31.0
55.0
Sun, Dec 01, 2019
3611.20
-0.03
12851469
18770
21182
40.0
26.0
55.0
Sat, Nov 30, 2019
3611.23
0.01
12854508
22035
19819
42.0
29.0
55.0
Fri, Nov 29, 2019
3611.22
-0.09
12853495
13155
21882
50.0
32.0
55.0
Averages of List
3610.78
-0.08
12808570
15769
23519
17.2
11.5
54.5

Averages for December 13th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (af) OUTFLOW (af) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3642.86
-0.11
16781739
16253
28716
49.0
30.2
53.2
All-Time
3629.87
-0.10
15311044
16962
26742
48.1
29.0
53.2

Last 10 December 13th's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (af) OUTFLOW (af) HIGH TEMP LOW TEMP WATER TEMP
Thu, Dec 13, 2018
3584.51
-0.19
10330836
7690
25000
45.0
28.0
52.0
Wed, Dec 13, 2017
3624.21
-0.13
14214569
10308
24597
51.0
28.0
55.0
Tue, Dec 13, 2016
3603.52
-0.22
12089103
5439
27731
69.0
41.0
55.0
Sun, Dec 13, 2015
3603.54
-0.11
12091048
15987
26720
45.0
30.0
55.0
Sat, Dec 13, 2014
3600.12
-0.07
11761525
21251
27662
48.0
39.9
56.0
Fri, Dec 13, 2013
3586.34
-0.17
10492431
4485
20051
34.0
21.2
49.0
Thu, Dec 13, 2012
3613.02
-0.12
13036691
14434
26811
54.0
37.0
54.0
Tue, Dec 13, 2011
3643.04
-0.24
16364917
10207
40263
43.0
35.1
54.0
Mon, Dec 13, 2010
3628.61
-0.10
14697755
14438
27626
53.1
33.1
53.0
Sun, Dec 13, 2009
3629.05
-0.17
14746719
13660
26033
48.0
32.0
54.0
Averages of List
3611.60
-0.15
12982559
11790
27250
49.0
32.5
53.7


Accessibility of Primitive Launches and Other Sites
As of Thursday, December 12th, 2019 where elevation was 3610.20'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
62.2 Above
Open and Usable
Wahweap
3558.00
3556.00
54.2 Above
Open and Usable
Bullfrog (Main Launch)
3578.00
3576.00
34.2 Above
Open and Usable
Castle Rock Cut-Off
3583.00
3580.00
30.2 Above
Open and Usable
Antelope Point
3588.00
3587.00
23.2 Above
Open and Usable
Dominguez Butte Cut-Off
3602.00
3600.00
10.2 Above
Open and Usable
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
1.2 Above
Looking bad, not likely. Go very slow!
Hite Marina
3650.00
3645.00
34.8 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
38.8 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
49.8 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
57.8 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
69.8 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 - Acre Feet per day
Outflow - Acre Feet per day
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 0.861 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


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1999 - 2019



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Lake Powell, Houseboating, Glen Canyon, Striped Bass