Lake Powell, Houseboating, Glen Canyon, Striped Bass

Lake Powell





Lake Powell

For October 16th, 2021
Snowpack is 1549% of avg
TotalPrecip is 192.00% of avg

Lake Powell is currently 412.84 feet deep at the dam
Water Summary
Today is day 16 of 365 for the Water Year 2022. We are 4% through the Water Year.
Last Reading: 3544.84 on Oct 15, 2021
Powell was last within 2" of this elevation on Oct 14, 2021
There are currently 2,353,169,005,518 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 155.16 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 29.69% of Full Pool (24,322,000 af)
Total inflows for water year 2022: 191,795 acre feet

This is 68.83% of the October 15th average of 278,635 acre feet
Total releases for water year 2022: 220,563 acre feet

This is 2.94% of the minimum required of 7,500,000 acre feet
During WY 2022, water storage has fallen by 4,134,936 AF and total outflows have exceeded total inflows by 28,768 AF
The 28 tracked reservoirs above Lake Powell are currently at 62.41% of capacity. Click for Details
Inflows for WY 2022 are 168.61% of WY 2021         Rivers feeding Lake Powell are running at 71.29% of the Oct 16th avg. Click for Details

Lake Powell is down -49.09 feet from one year ago.    Lake Powell is at low for water year and down 0.51 feet from the high.

View Acre Feet     Last 14 Measurements
Lake Powell is down -0.49 feet over these measurements

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Fri, Oct 15, 2021
3544.84
-0.06
7221601
6338
8261
59.0
39.0
66.0
Thu, Oct 14, 2021
3544.90
-0.02
7225762
8016
8428
60.0
41.0
67.0
Wed, Oct 13, 2021
3544.92
-0.08
7227149
4434
7113
56.0
38.0
68.0
Tue, Oct 12, 2021
3545.00
-0.13
7232699
3695
8266
51.0
38.0
69.0
Mon, Oct 11, 2021
3545.13
0.01
7241725
9162
8440
74.0
46.0
70.0
Sun, Oct 10, 2021
3545.12
-0.04
7241031
6338
7507
68.0
48.0
71.0
Sat, Oct 09, 2021
3545.16
-0.03
7243809
7132
7923
68.0
52.0
71.0
Fri, Oct 08, 2021
3545.19
-0.06
7245893
6276
8203
66.0
56.0
71.0
Thu, Oct 07, 2021
3545.25
-0.06
7250063
3310
5237
73.0
55.0
71.0
Wed, Oct 06, 2021
3545.31
-0.04
7254234
5959
7129
69.0
54.0
71.0
Tue, Oct 05, 2021
3545.35
0.05
7257016
10558
8320
69.0
57.0
71.0
Mon, Oct 04, 2021
3545.30
-0.03
7253539
7663
8454
82.0
58.0
72.0
Sun, Oct 03, 2021
3545.33
0.00
7255625
6982
6638
81.0
57.0
72.0
Sat, Oct 02, 2021
3545.33
0.04
7255625
7512
5654
79.0
57.0
72.0
Averages of List
3545.15
-0.03
7243269
6670
7541
68.2
49.7
70.1

Averages for October 16th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3644.88
-0.05
17032957
9179
11395
72.6
48.8
67.6
All-Time
3632.15
-0.04
15575092
8953
10625
72.8
48.8
67.6

Last 10 October 16th's data records

DATE MEASURED ELEVATION CHG vs TODAY CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Fri, Oct 16, 2020
3593.73
48.89
11161552
1050
10608
75.0
52.0
67.0
Wed, Oct 16, 2019
3614.05
69.21
13142288
6982
10324
78.0
47.0
65.0
Tue, Oct 16, 2018
3591.64
46.80
10969623
5884
10363
59.0
41.0
66.0
Mon, Oct 16, 2017
3627.96
83.12
14625636
6593
9579
70.0
39.0
66.0
Sun, Oct 16, 2016
3610.31
65.47
12761529
5652
8934
82.0
64.0
68.0
Fri, Oct 16, 2015
3605.85
61.01
12317108
3173
10137
75.0
61.0
72.0
Thu, Oct 16, 2014
3606.08
61.24
12339770
8550
9078
61.0
58.1
68.0
Wed, Oct 16, 2013
3591.08
46.24
10918558
7141
8134
63.0
42.1
66.0
Tue, Oct 16, 2012
3620.49
75.65
13815213
3453
8059
77.0
52.0
68.0
Sun, Oct 16, 2011
3651.60
106.76
17415702
11436
15627
82.9
57.0
68.0
Averages of List
3611.28
-0.09
12946698
5991
10084
72.3
51.3
67.4


Accessibility of Launch Ramps, Primitive Launches and Other Sites
As of Friday, October 15th, 2021 where elevation was 3544.84'


NPS UPDATE ON RAMPS


SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Wahweap
3553.00
3551.00
6.16 Below
Unusable, go to main marinas
Halls Crossing Launch
3556.00
3553.00
8.16 Below
Unusable, go to main marinas
Stateline Launch
3564.00
3562.00
17.16 Below
Unusable, go to main marinas
Bullfrog (Main Launch)
3578.00
3576.00
31.16 Below
Unusable, go to main marinas
Castle Rock Cut-Off
3583.00
3580.00
35.16 Below
Unusable, use Main Channel
Antelope Point
3588.00
3587.00
42.16 Below
Unusable, go to main marinas
Dominguez Butte Cut-Off
3602.00
3600.00
55.16 Below
Unusable, go to main marinas
Gunsight to Padre Bay Cut-Off
3613.00
3609.00
64.16 Below
Unusable, go to main marinas
Hite Marina
3650.00
3645.00
100.16 Below
Unusable, go to main marinas
Farley Canyon
3653.00
3649.00
104.16 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
115.16 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3670.00
3668.00
123.16 Below
Unusable, use Main Channel
Piute Farms
3682.00
3680.00
135.16 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 1.083 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