Table 5. Summary of bacteria densities at sampling sites in the Wichita River Basin

[TNRCC, Texas Natural Resource Conservation Commission; USGS, U.S. Geological Survey; cols./100 mL, colonies per 100 milliliters; --, not applicable; <, less than]


Sampling
site no.
(fig. 1, table 1)

Station ID

Fecal coliform
(cols./100 mL)

Escherichia coliform
(cols./100 mL)



TNRCC USGS Minimum Maximum Median No. of
samples
Minimum Maximum Median No. of
samples

1

10095

--

<1

510

20

9

<1

90

<1

9

2

15122

--

<1

2,360

25

9

<1

90

<1

9

3

10097

--

<1

140

10

9

<1

33

<1

9

4

15121

--

<1

240

20

9

<1

38

<1

9

5

10149

--

<1

1,920

95

9

<1

15

<1

9

17

10155 07312130

<1

1,250

60

9

<1

20

<1

9

18

15120 07312200

<1

1,950

70

9

<1

10

<1

9

19

10151 07312500

<1

1,400

115

9

<1

20

<1

9

20

10145 07312700

<1

2,400

20

9

<1

25

<1

9


Back to Contents | Back to Text