Fairview Creek at the Salish Ponds, 2001-02

Quality Control Data 2001-02

The following data represent a comparison of student data versus lab data determined at a quality control lab. The comparison of student to quality control data allows the student to assess the relative accuracy of the tests shown below. The data from 10/23/01 and 4/15/02 compare the student data collected in the field to QC data from the field. The comparison of data on 4/10/02 represents student data determined after school on that date compared to a known standard.

To learn how to calculate student data accuracy, click here!

Fairview Creek (Site FRV004)

Test

10/23/01

(QC mean)

10/23/01

(student mean)

4/10/02

(QC mean)

4/10/02

(student mean)

4/15/02

(QC mean)

4/15/02

(student mean)

 

QCL Nitrate
-

-

0.171

0.07
-

-

  

QCH

Nitrate

1.05

0.4

0.853

0.47

1.60

3.68

  

QCL

Ammonia

0.19

0.18

0.197

0.07

0.08

0.072

  

QCH Ammonia
-
-

0.39

0.60

-
 

Turbidity

1.48

1.72

-
-

1.67

1.61

  

Alkalinity (mg/L CaCO3)

60

63

-
-

50

63.25

  

pH
-
-

-
-

7.4

7.17

  

 

Slichter