The Lake Powell Water Database
It is 09:25:11 pm MST at Lake Powell, Utah on Tuesday, March 9th, 2010.
Today is day 160 of 365 for the Water Year 2010. We are 44% through the Water Year.
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For March 9th, 2010
Snowpack is 83.6% of avg
TotalPrecip is 83.0% of avg
Water Summary
3619.96 on Mar 8, 2010

Last within 2" of this elevation on Mar 5, 2010

Snowpack Above
Lake Powell Database

Click for Details
Elevation & Content Water Inflow Data Water Release Data
Lake Powell is 80.04 feet below Full Pool (Elevation 3,700)

By content, Lake Powell is 56.57% of Full Pool (24,322,000 af)
Total inflows for water year 2010: 2,369,140 acre feet

This is 79.8% of the March 8th average of 2,968,778 acre feet
Total releases for water year 2010: 3,899,388 acre feet

This is 47.38% of the minimum required of 8,230,000 acre feet
During WY 2010, storage at Lake Powell has fallen by 1,703,975 AF and total outflows have exceeded total inflows by 1,530,248 AF
Reservoirs above Lake Powell are currently at 74.9% of capacity. Click for Details
Inflows for WY 2010 are 105.54% of WY 2009         Rivers feeding Lake Powell are running at 86.69% of the Jan 20th avg. Click for Details

Last 14 Measurements for Lake Powell

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
03-08-2010
3619.96
0.01
13758998
7333
10025
55.0
37.9
51.0
03-07-2010
3619.95
-0.01
13757939
6875
9092
48.9
39.0
51.0
03-06-2010
3619.96
0.05
13758998
6629
9055
55.9
36.0
51.0
03-05-2010
3619.91
0.02
13753704
6523
10026
55.0
33.1
50.0
03-04-2010
3619.89
-0.11
13751586
6477
10091
55.0
39.0
50.0
03-03-2010
3620.00
-0.06
13763235
6368
10048
59.0
36.0
50.0
03-02-2010
3620.06
-0.05
13769592
6354
10067
55.9
36.0
50.0
03-01-2010
3620.11
-0.05
13774891
6377
9999
57.0
37.0
50.0
02-28-2010
3620.16
-0.07
13780191
6509
9667
54.0
37.9
50.0
02-27-2010
3620.23
-0.08
13787615
6371
10555
48.9
35.1
50.0
02-26-2010
3620.31
-0.06
13796102
6514
11946
48.9
30.9
50.0
02-25-2010
3620.37
-0.10
13802470
6893
11846
51.1
30.9
50.0
02-24-2010
3620.47
-0.11
13813089
7149
11884
42.1
32.0
50.0
02-23-2010
3620.58
-0.07
13824776
7183
11747
43.0
26.1
50.0
Averages of List
3620.14
-0.05
13778084.71
6682.50
10432.00
52.12
34.78
50.2

Averages for March 9th

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3645.82
-0.05
17116633.48
9894.93
12950.69
63.49
37.86
50.1
All-Time
3623.37
-0.02
15115043.74
9974.54
11147.83
62.70
37.26
50.1

Last 10 March 9th's data records

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW (cfs) OUTFLOW (cfs) HIGH TEMP LOW TEMP WATER TEMP
03-09-2009
3611.60
-0.06
12892027
7399
10253
61.0
39.9
50.0
03-09-2008
3588.24
-0.16
10661929
9476
14631
55.9
41.0
48.0
03-09-2007
3597.56
-0.03
11518783
8750
10041
66.0
42.1
50.0
03-09-2006
3589.43
-0.02
10768977
8295
10051
55.9
34.0
49.0
03-09-2005
3558.13
-0.17
8181729
7335
13909
69.1
45.0
54.0
03-09-2004
3585.44
-0.19
10412750
5575
14057
n/a
n/a
52.0
03-09-2003
3609.79
-0.13
12709177
5531
12910
66.0
39.0
n/a
03-09-2002
3649.15
-0.09
17110132
3418
9485
48.9
26.1
47.0
03-09-2001
3663.61
-0.07
18969960
5367
10710
59.0
44.1
n/a
03-09-2000
3677.45
-0.02
20889046
7626
11487
56.0
36.0
n/a
Averages of List
3613.04
-0.09
13411451.00
6877.20
11753.40
59.76
38.58
50.0


Accessibility of Primitive Launches and Other Sites
As of Monday, March 8th, 2010 where elevation was 3619.96'

SITE/LAUNCH NAME MINIMUM SAFE
ELEVATION
ABSOLUTE MINIMUM
USABLE ELEVATION
CURRENT LEVEL VS.
ABSOLUTE MINIMUM
CURRENT ACCESSIBILITY
Antelope Point
3587.00
3586.00
33.96 Above
Open and Usable
Castle Rock Cut-Off
3612.00
3608.00
11.96 Above
Open and Usable
Farley Canyon
3653.00
3649.00
29.04 Below
Unusable, go to main marinas
Copper Canyon
3663.00
3660.00
40.04 Below
Unusable, go to main marinas
Bullfrog to Halls Creek Cut-Off
3668.00
3665.00
45.04 Below
Unusable, go to main marinas
Piute Farms
3682.00
3680.00
60.04 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.


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 * 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
Weather forecast for Lake Powell, UT
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 USBOR Water Data for Lake Powell
USBOR Water Projections for Lake Powell
Current Snowpack Conditions above Lake Powell

For questions or requests, email Powell Support