Stream Redesignation Evaluation Report
Water Quality Standards Review

 BRINTON RUN AND TWO UNNAMED TRIBUTARIES
TO BRANDYWINE CREEK
CHESTER AND DELAWARE COUNTIES

Segment: basins
Drainage list: G
Stream code: 00040, 00044, 00052

TABLE 2
WATER CHEMISTRY1
BRINTON RUN, 00044, AND 00052
CHESTER COUNTY
JULY 15, 1998

STATION

1BR

44UT

52UT

Field Parameters

 

 

 

Temp (oC)

19.5

21.2

18.6

pH

7.2

7.3

7.4

Cond (mmhos)

214

248

168

Diss. O2

NO DATA

 

 

Laboratory Parameters

 

 

 

pH

6.7

7.0

6.5

Alkalinity

38

64

24

Acidity

0

0

0

Hardness

58

84

44

T Diss. Sol.

164

194

144

Susp.Sol.

8

<2.0

8

NH3 -N

<.02

<.02

0.02

NO2 -N

<.01

<.01

<.01

NO3 -N

1.72

1.07

2.15

Total P

0.02

<0.02

<0.02

Ca

18.0

22.5

12.7

Mg

6.34

8.57

4.63

Cl

20

18

14

SO4

31

18

14

As*

< 4.0

< 4.0

< 4.0

As  Diss

< 4.0

< 4.0

< 4.0

Cd*

< 0.2

< 0.2

< 0.2

Cd  Diss

< 0.2

< 0.2

< 0.2

hex Cr*

<10

<10

<10

Cr*

<50

<50

<50

Cu*

< 4.0

< 4.0

< 4.0

Cu  Diss

< 4.0

< 4.0

< 4.0

Fe*

213

319

246

Pb*

< 1.0

< 1.0

< 1.0

Pb  Diss

< 1.0

< 1.0

< 1.0

Mn*

17

33

39

Ni*

< 4.0

< 4.0

< 4.0

Ni  Diss

< 4.0

< 4.0

< 4.0

Zn*

< 5.0

6.8

< 5.0

Zn Diss

< 5.0

< 5.0

< 5.0

Al*

75.6

117

114

fecal coliforms

140

140

40

    1 - Except for pH & conductance and indicated otherwise, all values are total concentrations in mg/L
* - Total concentrations in ug/L

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