ONEKAMA JUNIOR/SENIOR HIGH SCHOOL SCIENCE
Portage Lake Water Analysis Tests
May 31,1995
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SECCHI DISK: West Basin 31' .......East Basin 21' ........Shallow Site 12'
CHLOROPHYLL a: West Basin 0.91 .........East Basin 1.27 .........Shallow Site 1.27
(ug/l)*
PHOSPHORUS: West Basin ........East Basin .........Shallow Site
(ug/l) ....Surface .........6.5 ...................7.5.......................5.7
DISSOLVED OXYGEN(ppm) TEMPERATURE(degrees C) ALKALINITY(Ph)
DISSOLVED OXYGEN(ppm)
West Basin
|
|
D.O |
Temp. |
Ph. |
Surface |
78 |
16 |
7.5 |
10 Ft |
|
|
|
30 Ft |
87 |
14 |
7.5 |
50 Ft |
94 |
14 |
7.4 |
TEMPERATURE(degrees C)
East Basin
|
|
D.O |
Temp. |
Ph. |
Surface |
98 |
17 |
7.6 |
10 Ft |
|
|
|
30 Ft |
98 |
16 |
8.1 |
50 Ft |
93.5 |
15.5 |
8.2 |
Alkalinity(Ph)
Shallow Site
|
|
D.O |
Temp. |
Ph. |
Surface |
92 |
19 |
7.6 |
10 Ft |
96 |
16 |
7.4 |
30 Ft |
|
|
|
50 Ft |