ONEKAMA JUNIOR/SENIOR HIGH SCHOOL SCIENCE

Portage Lake Water Analysis Tests

February 25, 1996

Click here for definitions of some wacky words.

SECCHI DISK: West Basin ......East Basin .......Shallow Site

..............................30 ft. ................33 ft. ...............10 ft.

CHLOROPHYLL a: West Basin .....East Basin .....Shallow Site

(ug/l)* ..............................50 .................88 ..................1.33

PHOSPHORUS: West Basin .....East Basin ....Shallow Site

...................Surface......5.6................5.9.................5.2

....................Mid..........6.4................5.6

....................Bottom.....10.5..............11.1...............6.7

 

......Dissolved Oxygen.....Temperature......Alkalinity

...............West Basin......................East Basin..........Shallow Site

  D.O. Temp Ph   D.O. Temp Ph   D.O. Temp PH
Surface 10.0 2 8.4   10.0 3 8.3   12.3 2 8.2
10 ft. -- -- --   -- -- --   12.6 2 8.3
30 ft. 8.0 4 8.4   8.8 4 8.4   -- -- --
55 ft. 6.4 4 8.0   4.9 5 8.2   -- -- --

* parts per billion

-- not taken

 

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