Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

For March 5th, 2021
Snowpack is 83% of avg
TotalPrecip is 75.00% of avg

Lake Powell is currently 438.78 feet deep at the dam
Water Summary
Today is day 156 of 365 for the Water Year 2021. We are 43% through the Water Year.
Last Reading: 3570.78 on Mar 4, 2021
Powell was last within 2" of this elevation on Mar 3, 2021
There are currently 2,988,145,583,816 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 129.22 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 37.7% of Full Pool (24,322,000 af)
Total inflows for water year 2021: 1,234,392 acre feet

This is 45.07% of the March 4th average of 2,738,589 acre feet
Total releases for water year 2021: 3,532,209 acre feet

This is 47.1% of the minimum required of 7,500,000 acre feet
During WY 2021, water storage has fallen by 2,186,267 AF and total outflows have exceeded total inflows by 2,297,817 AF
The 28 tracked reservoirs above Lake Powell are currently at 69.86% of capacity. Click for Details
Inflows for WY 2021 are 56.38% of WY 2020         Rivers feeding Lake Powell are running at 59.12% of the Mar 5th avg. Click for Details

Lake Powell is down -31.60 feet from one year ago.    Lake Powell is at low for water year and down 25.05 feet from the high.

View Acre Feet     Last 14 Measurements
Lake Powell is down -2.29 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Thu, Mar 04, 2021
3570.78
-0.09
9170270
7822
11616
62.0
40.0
47.0
Wed, Mar 03, 2021
3570.87
-0.26
9177580
601
11926
62.0
31.0
47.0
Tue, Mar 02, 2021
3571.13
-0.14
9198720
5596
11615
57.0
27.0
47.0
Mon, Mar 01, 2021
3571.27
-0.19
9210117
3405
11648
51.0
25.0
47.0
Sun, Feb 28, 2021
3571.46
-0.20
9225599
2401
11164
47.0
30.0
47.0
Sat, Feb 27, 2021
3571.66
-0.16
9241915
4974
11968
51.0
34.0
47.0
Fri, Feb 26, 2021
3571.82
-0.18
9254982
-198
12147
57.0
29.0
46.0
Thu, Feb 25, 2021
3572.00
-0.30
9269697
-1286
11965
50.0
34.0
46.0
Wed, Feb 24, 2021
3572.30
-0.13
9294256
7117
12798
65.0
34.0
47.0
Tue, Feb 23, 2021
3572.43
-0.14
9304912
5981
12113
61.0
33.0
47.0
Mon, Feb 22, 2021
3572.57
-0.19
9316397
4128
12501
55.0
31.0
47.0
Sun, Feb 21, 2021
3572.76
-0.10
9331999
6872
11225
54.0
35.0
47.0
Sat, Feb 20, 2021
3572.86
-0.21
9340217
2682
11966
58.0
31.0
47.0
Fri, Feb 19, 2021
3573.07
-0.17
9357492
4714
12214
54.0
29.0
47.0
Averages of List
3571.93
-0.18
9263868
3915
11919
56.0
31.6
46.9

Averages for March 5th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3633.79
-0.07
15721099
9143
13294
59.9
37.4
48.4
All-Time
3619.22
-0.04
14517111
9537
12077
58.4
36.8
48.4

Last 10 March 5th's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Thu, Mar 05, 2020
3602.29
31.51
11969893
7119
11617
67.0
39.0
48.0
Tue, Mar 05, 2019
3571.41
0.63
9221523
11107
13139
57.0
41.0
47.0
Mon, Mar 05, 2018
3615.49
44.71
13290856
8584
13398
48.0
26.0
47.0
Sun, Mar 05, 2017
3594.06
23.28
11192050
7547
11858
64.0
44.0
48.0
Sat, Mar 05, 2016
3594.15
23.37
11200377
6060
10372
69.1
46.0
51.0
Thu, Mar 05, 2015
3592.23
21.45
11023589
8641
10914
52.0
30.0
49.0
Wed, Mar 05, 2014
3575.56
4.78
9563947
8432
8238
59.0
39.0
48.0
Tue, Mar 05, 2013
3601.06
30.28
11851481
6527
9950
57.0
35.1
46.0
Mon, Mar 05, 2012
3635.15
64.37
15437633
7437
10271
61.0
34.0
49.0
Sat, Mar 05, 2011
3614.18
43.40
13155655
7339
15669
57.9
34.0
46.0
Averages of List
3599.56
-0.08
11790700
7879
11543
59.2
36.8
47.9


Accessibility of Primitive Launches and Other Sites
As of Thursday, March 4th, 2021 where elevation was 3570.78'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Halls Crossing Launch
3550.00
3548.00
22.78 Above
Open and Usable
Wahweap
3558.00
3556.00
14.78 Above
Open and Usable
Bullfrog (Main Launch)
3578.00
3576.00
5.22 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3580.00
9.22 Below
Unusable, use Main Channel
Antelope Point
3588.00
3587.00
16.22 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3600.00
29.22 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
38.22 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
74.22 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
78.22 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
89.22 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
97.22 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
109.22 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 - 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 1.477 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


Copyright Summit Technologies, Inc.
1999 - 2021



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Lake Powell, Houseboating, Glen Canyon, Striped Bass