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Lake Powell
Lake Powell | |
| Elevation & Content |
Water Inflow Data |
Glen Canyon Dam Release Data | Lake Powell is 103.55 feet below Full Pool (Elevation 3,700)
By content, Lake Powell is 46.93% of Full Pool (24,322,000 af)
| Total inflows for water year 2008: 4,528,602 acre feet
This is 94.77% of the May 8th average of 4,778,724 acre feet | Total releases for water year 2008: 5,094,864 acre feet
This is 61.91% of the minimum required of 8,230,000 acre feet |
| During WY 2008, water storage has risen by 11,414,509 AF yet total outflows have exceeded total inflows by 566,262 AF |
|
Reservoirs above Lake Powell are currently at 74.99% of capacity. Click for Details |
| Inflows for WY 2008 are 99.53% of WY 2007  
Rivers feeding Lake Powell are running at 94.39% of the May 9th avg. Click for Details
|
View Acre Feet
Last 14 Measurements
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Thu, May 08, 2008 |
3596.45 |
0.55 |
11414509 |
25251 |
12972 |
75.9 |
50.0 |
n/a |
| Tue, May 06, 2008 |
3595.90 |
0.32 |
11363064 |
22957 |
12862 |
78.1 |
54.0 |
59.0 |
| Mon, May 05, 2008 |
3595.58 |
0.24 |
11333219 |
24359 |
12773 |
81.0 |
50.0 |
60.0 |
| Sun, May 04, 2008 |
3595.34 |
0.31 |
11310857 |
26761 |
12040 |
78.1 |
51.1 |
57.0 |
| Sat, May 03, 2008 |
3595.03 |
0.34 |
11282007 |
27252 |
12353 |
73.0 |
41.0 |
55.0 |
| Fri, May 02, 2008 |
3594.69 |
0.32 |
11250416 |
26711 |
12798 |
63.0 |
41.0 |
n/a |
| Thu, May 01, 2008 |
3594.37 |
0.28 |
11220759 |
25039 |
12948 |
57.0 |
39.0 |
54.0 |
| Wed, Apr 30, 2008 |
3594.09 |
0.26 |
11194833 |
23103 |
13510 |
77.0 |
46.0 |
56.0 |
| Tue, Apr 29, 2008 |
3593.83 |
0.27 |
11170795 |
24232 |
13336 |
84.9 |
53.1 |
57.0 |
| Mon, Apr 28, 2008 |
3593.56 |
0.31 |
11145866 |
25543 |
13084 |
78.1 |
43.0 |
57.0 |
| Sun, Apr 27, 2008 |
3593.25 |
0.35 |
11117284 |
24245 |
11145 |
69.1 |
43.0 |
56.0 |
| Sat, Apr 26, 2008 |
3592.90 |
0.29 |
11085068 |
22543 |
11853 |
70.0 |
50.0 |
55.0 |
| Fri, Apr 25, 2008 |
3592.61 |
0.19 |
11058446 |
21959 |
13000 |
68.0 |
37.9 |
54.0 |
| Thu, Apr 24, 2008 |
3592.42 |
0.30 |
11040996 |
22357 |
13020 |
69.1 |
48.9 |
54.0 |
| Averages of List |
3594.43 |
0.31 |
11226701.77 |
24611.92 |
12667.23 |
73.32 |
46.08 |
56.3 |
Averages for May 9th
| AVERAGE TYPE |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Since Filled |
3651.73 |
0.20 |
17827515.26 |
26359.56 |
14609.37 |
81.26 |
53.46 |
61.2 |
| All-Time |
3626.28 |
0.20 |
15553843.75 |
25152.51 |
13847.84 |
81.07 |
53.33 |
61.2 |
Last 10 May 9th's data records
| DATE MEASURED |
ELEVATION |
CHANGE |
CONTENT |
INFLOW (cfs) |
OUTFLOW (cfs) |
HIGH TEMP |
LOW TEMP |
WATER TEMP |
| Wed, May 09, 2007 |
3602.32 |
0.31 |
11972798 |
23909 |
10101 |
84.9 |
54.0 |
61.0 |
| Tue, May 09, 2006 |
3595.72 |
0.25 |
11346267 |
23973 |
10015 |
73.0 |
59.0 |
61.0 |
| Mon, May 09, 2005 |
3566.25 |
0.38 |
8807395 |
25310 |
10364 |
78.1 |
53.1 |
61.0 |
| Sun, May 09, 2004 |
3583.16 |
0.12 |
10212662 |
14582 |
9075 |
88.0 |
61.0 |
64.0 |
| Fri, May 09, 2003 |
3605.29 |
-0.05 |
12262051 |
11154 |
11265 |
57.9 |
46.0 |
56.0 |
| Thu, May 09, 2002 |
3645.23 |
-0.04 |
16629270 |
5507 |
10378 |
78.1 |
46.0 |
58.0 |
| Wed, May 09, 2001 |
3663.45 |
0.11 |
18948580 |
18744 |
10286 |
89.1 |
57.9 |
62.0 |
| Tue, May 09, 2000 |
3675.92 |
0.15 |
20669942 |
26688 |
16968 |
84.0 |
53.0 |
n/a |
| Sun, May 09, 1999 |
3678.72 |
0.08 |
21072228 |
21953 |
16611 |
81.0 |
n/a |
n/a |
| Sat, May 09, 1998 |
3680.29 |
0.54 |
21300332 |
47661 |
10700 |
74.0 |
52.0 |
n/a |
| Averages of List |
3629.64 |
0.19 |
15322152.50 |
21948.10 |
11576.30 |
78.81 |
53.56 |
60.4 |
Accessibility of Primitive Launches and Other Sites
As of Thursday, May 8th, 2008 where elevation was 3596.45'
| SITE/LAUNCH NAME |
MINIMUM SAFE ELEVATION |
ABSOLUTE MINIMUM USABLE ELEVATION |
CURRENT LEVEL VS. ABSOLUTE MINIMUM |
CURRENT ACCESSIBILITY |
| Antelope Point |
3587.00 |
3586.00 |
10.45 Above |
Open and Usable |
| Castle Rock Cut-Off |
3621.00 |
3615.00 |
18.55 Below |
Unusable, use Main Channel |
| Farley Canyon |
3653.00 |
3649.00 |
52.55 Below |
Unusable, go to main marinas |
| Copper Canyon |
3663.00 |
3660.00 |
63.55 Below |
Unusable, go to main marinas |
| Bullfrog to Halls Creek Cut-Off |
3668.00 |
3665.00 |
68.55 Below |
Unusable, use Main Channel |
| Piute Farms |
3682.00 |
3680.00 |
83.55 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 * Flow CFS
TP = Total Precipitation
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