Our Stream Studies

Physical and Water Chemistry Data 2004
   Readings

 Session I Average

 Readings

 Session II Average

 Final Average
Air Temp. Degrees C.

 30, 13,,12 ,21,,24,,37,,30

23.8

 23, 18, 37, 17, 19, 13, 19, 19

 20.5

 22.2
WaterTemp. Degrees C.

22, 18, 17, 19, 19, 20, 20,

 19.3

17,18,17,19,17,18,16, 18, 18

 17.5

18.4
Air Press. mm of Hg

 762, 764

 763

 762, 764

763

 763
Oxygen D.O. mg/L

 10.5, 11, 11, 9, 11

10.5

10, 10, 11, 9, 12, 16, 12,

11.4

 11.0
Carbon Dioxide mg/l

 21, 17.5,

 19.3

 10, 9, 11.3, 30, 44, 20, 26

 20.9

 20.1
Nitrogen Nitrate mg/L

.<25, .25, 25, 25

 <.25

 .,25, ,25, <.25, ,25, .25, .25

 <.25

 <.25
Phosphate mg/L

1, 2.5, ,02, ,1

.91

.1, .04, .26, .02, 0

.08

0.5
 pH

 7.5, 7.3, 7.3

7.4

 7.0, 7.7, 7.3, 7.3, 7.0, 7.3

7.3

 7.4
Alkalinity mg/L

 141, 135, 200

 158.7

100, 150, 140, 120, 135, 135, 125

 129.3

 144
Hardness mg/L

 205, 171, 171, 171

 179.5

 154, 154, 171, 171, 137, 171, 205

166.2

 172.9
Turbidity JTU

17.5, 0, 0, 25

10.6

 12, 8, 8, 10, 25, 120,

 30.5

20.6
T.D.Solids

294, 280, 290

284.7

275, 271, 90,

212

248.4
Total Solids mg/L

100

100

100

100

100
 Stream Vel. M/Min.

45.91

45.91

 44.08

44.08

45.0
 Flow L/Min. X 1000

262,661

262,661

 270,808

 270,808

 266735




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