ONEKAMA JUNIOR/SENIOR HIGH SCHOOL SCIENCE
Portage Lake Water Analysis Tests
May 15,1996
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SECCHI DISK: West Basin .......East Basin .......Shallow Site
..................................20'................... 25' ...................11'
CHLOROPHYLL a: West Basin ........East Basin ........Shallow Site
(ug/l)*............................. .60 ....................1.20 .................13.30
PHOSPHORUS: West Basin ........East Basin .........Shallow Site
(ug/l) ...Surface ...........4.6 ..................5.6 .....................6.2
............Mid ................6.0 ..................5.5
............Bottom ...........10.3 ................12.1................... 7.7
DISSOLVED OXYGEN(ppm) TEMPERATURE(degrees C) ALKALINITY(pH)
DISSOLVED OXYGEN(ppm)
West Basin
|
|
D.O |
Temp. |
Ph. |
Surface |
8.9ppm |
13c |
8.8 |
10 Ft |
|
|
|
30 Ft |
10.5 |
14c |
8.8 |
50 Ft |
7.6 |
11c |
8.2 |
Temperature(degrees C)
East Basin
|
|
D.O |
Temp. |
Ph. |
Surface |
8.4 |
13c |
8.7 |
10 Ft |
|
|
|
30 Ft |
2.1 |
14c |
8.8 |
50 Ft |
10.0 |
13c |
8.6 |
Alkalinity(ph)
Shallow Site
|
|
D.O |
Temp. |
Ph. |
Surface |
8.1 |
15c |
8.6 |
10 Ft |
8.8 |
15c |
8.6 |
30 Ft |
|
|
|
50 Ft |