Original EA Amendment

MT MORGAN OPEN CUT PIT WATER QUALITY MODELLING stage 2 ● 13

Table 3-1 Summary water quality statistics of the physico-chemical parameters and nutrients of OCP water

OCP Site Statistics

Count

14

13

14

14

13

14

14

12

14

12

14

12

12

8

8

Minimum

3.36

13700

397

1980

2

50

2

0.1

4480

5070

3160

2330

8

1.7

0.005

5 th %ile

3.51

14155

402

2113

5

174

38

0.1

7224

7017

7178

4954

9

22.5

0.005

20 th %ile

3.73

15000

425

2391

6

503

228

0.1

16480

9112

9672

7232

16

54.5

0.008

Median

3.77

16200

515

2575

7

591

252

23.5

18305

11600

10550

8270

29

63.3

0.015

80 th %ile

3.80

17060

557

2780

10

687

264

32.0

19820

12840

11140

9632

58

74.8

0.026

95 th %ile

3.92

17660

593

2787

19

701

277

36.5

20880

16740

17795

12775

126

75.8

0.031

Maximum

4.10

17900

625

2800

32

730

283

42.0

21400

19600

29300

15800

197

76.0

0.031

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