Water Quality Samples Summary Report

 

 

 

 

 

 

 

 

 

Updated 2019/08/10 04:44:00

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Standard:

EPL

 

 

 

 

 

 

Standard Description:

Environmental Protection Licence

 

 

 

 

 

 

Version:

199

 

 

 

 

 

 

Location Name:

Alstonville Wastewater Treatment Plant

 

 

 

 

 

 

Location Address:

Johnstons Road, Alstonville

 

 

 

 

 

 

Activity:

IDEA Process incl. Chemical Dosing and UV

 

 

 

 

 

 

Period:

Previous Twelve Months

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SITE DETAILS

Site



Parameter



Sampling
Frequency



Units

LIMIT

count

LIMIT

min

LIMIT

90%

LIMIT

max

RESULT

count

RESULT

min

RESULT

mean

RESULT

90%

RESULT

max

RESULT

exceeds

1: Effluent Quality Monitoring

Biochemical Oxygen Demand (5 Day)

once a month (min. of 4 weeks)

milligrams per litre

12

-

10

20

17

2

5.353

9

12

0

1: Effluent Quality Monitoring

Thermotolerant Coliforms

once a month (min. of 4 weeks)

per 100 millilitres

12

-

200

600

16

0.5

2.000

3.5

17

0

1: Effluent Quality Monitoring

Oil and Grease

once a month (min. of 4 weeks)

milligrams per litre

12

-

5

10

17

1

1.072

1

2.22

0

1: Effluent Quality Monitoring

pH

once a month (min. of 4 weeks)

pH

12

6.5

-

8.5

18

7.54

9.044

10.191

10.34

12

1: Effluent Quality Monitoring

Phosphorus (Total)

once a month (min. of 4 weeks)

milligrams per litre

12

-

0.5

1

17

0.111

0.429

0.7356

0.851

1

1: Effluent Quality Monitoring

Nitrogen (Total)

once a month (min. of 4 weeks)

milligrams per litre

12

-

10

20

17

1.867

3.732

5.3036

6.674

0

1: Effluent Quality Monitoring

Solids (Suspended)

once a month (min. of 4 weeks)

milligrams per litre

12

-

15

30

17

1

15.441

31.8

39

3

6: Rainfall

Rainfall

 

points

-

-

-

-

361

0

3.636

11

81

-

4: Irrigation Effluent Quality

Biochemical Oxygen Demand (5 Day)

monthly during discharge

milligrams per litre

12

-

-

-

17

1

6.529

12

23

0

4: Irrigation Effluent Quality

Thermotolerant Coliforms

monthly during discharge

per 100 millilitres

12

-

-

-

16

0.5

4.444

4.5

50

0

4: Irrigation Effluent Quality

Solids (Suspended)

monthly during discharge

milligrams per litre

12

-

-

-

17

1

8.194

16.8

23.6

0

4: Irrigation Effluent Quality

Oil and Grease

monthly during discharge

milligrams per litre

12

-

-

-

17

1

1.072

1

2.22

0

4: Irrigation Effluent Quality

pH

monthly during discharge

pH

12

-

-

-

18

7.6

8.319

9.32

9.69

0

4: Irrigation Effluent Quality

Phosphorus (Total)

monthly during discharge

milligrams per litre

12

-

-

-

17

0.135

0.444

0.723

0.848

0

4: Irrigation Effluent Quality

Nitrogen (Total)

monthly during discharge

milligrams per litre

12

-

-

-

17

2.445

3.944

5.542

5.937

0