Sawpit Creek Sewage Plant: Pollutant monitoring data archive

Regular monitoring and reporting of specified pollutants at the Sawpit Creek Sewage Plant is required by Environment Protection Licence No. 447.

Licence

View the Environment Protection Licence No. 447 terms and conditions.

Licensee
State of New South Wales (Department of Planning, Industry and Environment)
PO Box 41
Perisher Valley NSW 2624

Premises
Sawpit Creek Sewage Treatment Plant
Kosciuszko National Park
Sawpit Creek NSW 2627

Monitoring points
There are 3 monitoring points.

  • Monitoring Point 1 - Outlet from the final treatment pond to an underground absorption trench
  • Monitoring Point 2 - Sawpit Creek Upstream
  • Monitoring Point 3 - Sawpit Creek Downstream

View map of monitoring points (PDF 825KB).

Monitoring frequency required by Environment Protection Licence No. 447 for all points is monthly.

2017–2018 data

Sample date              pH Nitrogen (ammonia) Nitrogen (total) Phosphorus (total) Total suspended solids  Biochemical oxygen demand Oil & grease Faecal  coliforms Date obtained     Date published    
     mg/L  mg/L mg/L  mg/L  mg/L   mg/L  cfu/100mL    
11-Oct-17 No discharge    
08-Nov-17 No discharge 16-Nov-17 20-Nov-17
06-Dec-17 8.5  <0.1  1.8   0.08 25 <1   <1 14-Dec-17 14-Dec-17 
10-Jan-18 8.7 <0.1 2.4 0.33 34 4 <1 <2 19-Jan-18 23-Jan-18
07-Feb-18 7.9 <0.1 1.4 0.08 5 <2 <1 <1 16-Feb-18 20-Feb-18
07-Mar-18 8.2 <0.1 1.5 0.10 11 <2 <1 <1 16-Mar-18 22-Mar-18
04-Apr-18 8.2 0.2 7.6 0.29 34 9 <1 10 13-Apr-18 19-Apr-18
02-May-18 8.0 <0.1 3.5 0.19 26 4 <1 18 11-May-18 17-May-18
30-May-18 8.0 0.6 5.8 0.19 31 3 <1 <2 12-Jun-18 15-Jun-18
27-Jun-18 7.8 0.2 8.1 0.32 75 6 <1 2 9-Jul-18 12-Jul-18
25-Jul-18 No discharge 3-Aug-18 6-Aug-18
22-Aug-18 7.7 2.1 5.9 0.04 4 <2 <1 <2 3-Sep-18 10-Sep-18
19-Sep-18 8.2 0.2 3.0 0.05 16 4 <1 <2 9-Oct-18 22-Oct-18
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
11-Oct-17 7.5 <0.1 0.10 <0.01 <2  <2  19-Oct-17  31-Oct-17 
08-Nov-17 7.3 <0.1 0.15 0.01 3 <2 10 16-Nov-17 20-Nov-17
06-Dec-17 7.3 <0.1 0.25 0.02 6 <2 18 14-Dec-17 14-Dec-17
10-Jan-18 7.4 <0.1 0.12 <0.01 3 <2 41 19-Jan-18 23-Jan-18
07-Feb-18 7.4 <0.1 0.09 0.01 <2 <2 16 16-Feb-20 20-Feb-18
07-Mar-18 7.5 <0.1 0.08 0.01 <2 <2 7 16-Mar-18 22-Mar-18
04-Apr-18 7.5 <0.1 0.08 0.01 <2 <2 3 13-Apr-18 19-Apr-18
02-May-18 7.6 <0.1 0.07 0.01 <2 <2 246 11-May-18 17-May-18
30-May-18 7.5 <0.1 0.07 <0.01 2 <2 2 12-Jun-18 15-Jun-18
27-Jun-18 7.4 <0.1 0.08 0.01 <2 <2 4 9-Jul-18 12-Jul-18
25-Jul-18 7.4 <0.1 0.12 <0.01 3 <2 4 3-Aug-18 6-Aug-18
22-Aug-18 7.2 <0.1 0.06 <0.01 <2 <2 14 3-Sep-18 10-Sep-18
19-Sep-18 7.0 0.1 0.12 <0.01 <2 <2 12 9-Oct-18  22-Oct-18
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
11-Oct-17 7.3  <0.1  0.11  <0.01  <2  20  19-Oct-17  31-Oct-17 
08-Nov-17 7.3 <0.1 0.15 0.02 3 <2 6 16-Nov-17 20-Nov-17
06-Dec-17 7.2 <0.1 0.25 0.02 6 <2 8 14-Dec-17 14-Dec-17
10-Jan-18 7.4 <0.1 0.11 <0.01 2 <2 60 19-Jan-18 23-Jan-18
07-Feb-18 7.3 <0.1 0.10 0.01 <2 <2 60 16-Feb-18 20-Feb-18
07-Mar-18 7.5 <0.1 0.09 0.01 <2 <2 18 16-Mar-18 22-Mar-18
04-Apr-18 7.6 <0.1 0.08 0.01 2 <2 2 13-Arp-18 19-Apr-18
02-May-18 7.6 <0.1 0.05 <0.01 <2 <2 6 11-May-18 17-May-18
30-May-18 7.5 <0.1 0.08 <0.01 2 <2 <2 12-Jun-18 15-Jun-18
27-Jun-18 7.4 <0.1 0.09 0.01 3 <2 2 9-Jul-18 12-Jul-18
25-Jul-18 7.4 <0.1 0.12 <0.01 2 <2 2 3-Aug-18 6-Aug-18
22-Aug-18 7.2 <0.1 0.08 <0.01 <2 <2 18 3-Sep-18 10-Sep-18
19-Sep-18 7.1 <0.1 0.11 <0.01 <2 <2 6 9-Oct-18 22-Oct-18

2016–2017 data

The outlet from the final treatment pond to an underground absorption trench.

Sample date              pH Nitrogen (ammonia) Nitrogen (total) Phosphorus (total) Total suspended solids  Biochemical oxygen demand Oil & grease Faecal  coliforms Date obtained     Date published    
     mg/L  mg/L mg/L  mg/L  mg/L   mg/L  cfu/100mL    
05-Oct-16 8.2 0.4 4.7 0.12 6 3 <1 10  14-Oct-16 18-Oct-16
02-Nov-16 8.5 <0.1 1.1 0.06 5 4 <1 <1 14-Nov-16 18-Nov-16
07-Dec-16 No discharge           15-Dec-16 19-Dec-16
11-Jan-17 8.8 <0.1 3.1 0.17 27 11 <1 <1 22-Jan-17 24-Jan-17
08-Feb-17 8.3 <0.1 2.4 0.18 15 7 <1 <2 15-Feb-17 16-Feb-17
08-Mar-17 No discharge           16-Mar-17 18-Mar-17
12-Apr-17 8.2 <0.1 2.6 0.16 18 4 <1 <1 24-Apr-17 28-Apr-17
10-May17 8.0 <0.1 1.9 0.06 27 4 <1 <1 19-May-17 23-May-17
14-Jun-17 8.1 0.5 3.7 0.02 <2 <2 <1 49 22-Jun-17 07-Jul-17
12-Jul-17 7.9 10.6 14.0 0.20 2 <2 <1 <1 19-Jul-17 25-Jul-17
26-Jul-17 7.7 2.2 5.4 0.59 21 3 <1 <1 03-Aug-17 04-Jul-17
09-Aug-17 8.4 <0.1 3.3 0.25 14 6 <1 <1 17-Aug-17 18-Aug-17
06-Sep-17 7.9 <0.1 2.5 0.22 23 <2 <1 <1 14-Sep-17 22-Sep-17
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
05-Oct-16 7.2  <0.1  0.19 0.02 3 <2 14 14-Oct-16 18-Oct-16
02-Nov-16 7.5 <0.1 0.11 <0.01 <2 <2 43 14-Nov-16 18-Nov-16
07-Dec-16 7.6 <0.1 0.14 0.01 3 <2 10 15-Dec-16 19-Dec-16
11-Jan-17 7.5 <0.1 0.15 0.01 2 <2 27 22-Jan-17 24-Jan-17
08-Feb-17 7.4 <0.1 0.13 0.02 4 <2 480 15-Feb-17 16-Feb-17
08-Mar-17 7.7 <0.1 0.09 0.01 <2 <2 27 16-Mar-17 18-Mar-17
12-Apr-17 7.5 <0.1 0.18 0.02 3 <2 6 24-Apr-17 28-Apr-17
10-May-17 7.4 <0.1 0.07 <0.01 <2 <2 <1 19-May-17 23-May-17
14-Jun-17 7.4 <0.1 0.10 0.01 6 <2 1 22-Jun-17 07-Jul-17
12-Jul-17 7.3 <0.1 0.06 <0.01 <2 <2 <1 19-Jul-17 25-Jul-17
26-Jul-17 7.2 <0.1 0.21 0.03 17 <2 6 03-Aug-17 04-Aug-17
09-Aug-17 7.4 <0.1 0.10 0.01 3 <2 <2 17-Aug-17 18-Aug-17
06-Sep-17 7.1 <0.1 0.10 <0.01 <2 <2 2 14-Sep-17 22-Sep-17
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
05-Oct-16 7.1  <0.1 0.20 0.02 3 <2 10 14-Oct-16 18-Oct-16
02-Nov-16 7.2 <0.1 0.11 <0.01 <2 <2 6 14-Nov-16 18-Nov-16
07-Dec-6 7.5 <0.1 0.16 0.01 3 <2 28 15-Dec-16 19-Dec-16
11-Jan-17 7.6 <0.1 0.15 0.01 3 <2 23 22-Jan-17 24-Jan-17
08-Feb-17 7.4 <0.1 0.14 0.02 4 <2 222 15-Feb-17 16-Feb-17
08-Mar-17 7.5 <0.1 0.10 0.01 <2 <2 36 16-Mar-17 18-Mar-17
12-Apr-17 7.4 <0.1 0.16 0.02 4 <2 6 24-Apr-17 28-Apr-17
10-May-17 7.5 <0.1 0.08 <0.01 <2 <2 <1 19-May-17 23-May-17
14-Jun-17 7.3 <0.1 0.08 0.01 4 <2 1 22-Jun-17 07-Jul-17
12-Jul-17 7.7 <0.1 0.06 <0.01 <2 <2 <1 19-Jul-17 25-Jul-17
26-Jul-17 7.2 <0.1 0.20 0.03 14 <2 3 03-Aug-17 04-Aug-17
09-Aug-17 7.3 <0.1 0.10 0.01 <2 <2 2 17-Aug-17 18-Aug-17
06-Sep-17 7.1 <0.1 0.11 <0.01 <2 <2 2 14-Sep-17 22-Sep-17

2015–2016 data

The outlet from the final treatment pond to an underground absorption trench.

Sample date              pH Nitrogen (ammonia) Nitrogen (total) Phosphorus (total) Total suspended solids  Biochemical oxygen demand Oil & grease Faecal  coliforms Date obtained     Date published    
     mg/L  mg/L mg/L  mg/L  mg/L   mg/L  cfu/100mL    
14-Oct-15 9.1 0.2 2.6 0.15 5 7 <1 <2 21-Oct-15 23-Oct-15
18-Nov-15 8.1 <0.1 2.2 0.06 5 2 <1 10 26-Nov-15 02-Dec-15
16-Dec-15 8.4 <0.1 1.7 0.04 6 3 <1 <2 30-Dec-15 13-Jan-16
13-Jan-16 8.5 <0.1 1.5 0.07 22 3 <1 2 27-Jan-16 28-Jan-16
10-Feb-16 8.3 <0.1 3.8 0.05 12 3 <1 6 17-Feb-16 25-Feb-16
09-Mar-16 8.4 <0.1 1.8 0.06 15 8 <1 4 22-Mar-16 24-Mar-16
06-Apr-16 No discharge              
04-May-16 8.2 1.2 4.2 0.05 4 2 <1 <2 16-May-16 19-May-16
01-Jun-16 8.3 0.9 3.2 0.04 3 2 <1 <2 15-Jun-16 24-Jun-16
15-Jun-16 No discharge 06-Jul-16 12-Jul-16
13-Jul-16 8.0 40.3 41.3 0.06 4 3 <1 150 25-Jul-16 08-Aug-16
27-Jul-16 7.7 22.0 24.8 0.31 10 10 <1 480 04-Aug-16 09-Sep-16
10-Aug-16 8.1 12.8 21.2 0.49 23 22 <1 10 19-Aug-16 05-Sep-16
24-Aug-16 8.5 6.4 12.2 0.37 20 17 <1 12 01-Sep-16 09-Sep-16
07-Sep-16 8.6 0.2 3.5 0.31 16 13 <1 <2 16-Sep-16 20-Sep-16
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
14-Oct-15 7.4 <0.1 0.10 0.01 <2 <2 12 21-Oct-15 23-Oct-15
18-Nov-15 7.5 <0.1 0.14 0.01 3 <2 8 28-Nov-15 02-Dec-15
16-Dec-15 7.5 <0.1 0.25 0.02 8 <2 348 30-Dec-15 13-Jan-16
13-Jan-16 7.4 <0.1 0.13 0.01 <2 <2 6 27-Jan-16 28-Jan-16
10-Feb-16 7.4 <0.1 0.12 0.01 <2 <2 8 17-Feb-16 25-Feb-16
09-Mar-16 7.7 <0.1 0.08 0.01 <2 <2 34 22-Mar-16 24-Mar-16
06-Apr-16 7.6 <0.1 0.07 0.01 <2 <2 18 18-Apr-16 02-May-16
04-May-16 7.7 <0.1 0.08 <0.01 <2 <2 6 16-May-16 19-May-16
01-Jun-16 7.6 <0.1 0.08 <0.01 6 <2 6 15-Jun-16 24-Jun-16
15-Jun-16 7.5 <0.1 0.13 <0.01 <2 <2 6 6-Jul-16 12-Jul-16
13-Jul-16 7.3 <0.1 0.17 0.01 <2 <2 3 25-Jul-16 08-Aug-16
27-Jul-16 7.2 <0.1 0.11 0.01 <2 <2 <2 04-Aug-16 09-Sep-16
10-Aug-16 7.2 <0.1 0.11 <0.01 4 <2 6 19-Aug-16 05-Sep-16
24-Aug-16 7.3 <0.1 0.12 <0.01 3 <2 <2 01-Sep-16 09-Sep-16
07-Sep-16 7.4 <0.1 0.11 <0.01 <2 <2 2 16-Sep-16 20-Sep-16
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
14-Oct-15 7.4 <0.1 0.11 0.01 3 <2 2 21-Oct-15 23-Oct-15
18-Nov-15 7.4 <0.1 0.13 0.01 3 <2 4 26-Nov-15 02-Dec-15
16-Dec-15 7.4 <0.1 0.26 0.03 9 <2 482 30-Dec-15 13-Jan16
13-Jan-16 7.4 <0.1 0.13 0.01 <2 <2 26 27-Jan-16 28-Jan-16
10-Feb-16 7.6 <0.1 0.13 0.01 <2 <2 24 17-Feb-16 25-Feb-16
09-Mar-16 7.6 <0.1 0.10 <0.01 <2 <2 24 22-Mar-16 24-Mar-16
06-Apr-16 7.6 <0.1 0.08 <0.01 <2 <2 6 18-Apr-16 02-May-16
02-May-16 7.7 <0.1 0.08 <0.01 <2 <2 <2 16-May-16 19-May-16
01-Jun-16 7.5 <0.1 0.08 <0.01 <2 <2 <2 15-Jun-16 24-Jun-16
15-Jun-16 7.4 <0.1 0.12 <0.01 <2 <2 <2 6-Jul-16 12-Jul-16
13-Jul-16 7.0 <0.1 0.17 0.01 <2 <2 7 25-Jul-16 08-Aug-16
27-Jul-16 7.0 <0.1 0.13 0.01 <2 <2 <2 04-Aug-16 09-Sep-16
10-Aug-16 7.0 <0.1 0.12 <0.01 3 <2 2 19-Aug-16 05-Sep-16
24-Aug-16 7.1 <0.1 0.13 <0.01 <2 2 2 01-Sep-16 09-Sep-16
07-Sep-16 7.2 <0.1 0.10 <0.01 <2 <2 2 16-Sep-16 20-Sep-16

2014–2015 data

The outlet from the final treatment pond to an underground absorption trench.

Sample date              pH Nitrogen (ammonia) Nitrogen (total) Phosphorus (total) Total suspended solids  Biochemical oxygen demand Oil & grease Faecal  coliforms Date obtained     Date published    
     mg/L  mg/L mg/L  mg/L  mg/L   mg/L  cfu/100mL    
15-Oct-14 8.7  <0.1 1.9 0.10 11 4 <1 144 22-Oct-14 03-Nov-14
12-Nov-14 8.2  0.2 5.9 0.39 72 13 <1 34 20-Nov-14 01-Dec-14
10-Dec-14 7.1 <0.1 0.7 0.05 7 <2 <1 <2 22-Dec-14 07-Jan-15
14-Jan-15 7.6 <0.1 1.2 0.11 7 <2 <1 <1 25-Jan-15 28-Jan-15
11-Feb-15 7.9 0.4 1.9 0.13 14 3 <1 <2 18-Feb-15 10-Mar-15
11-Mar-15 8.1 0.1 1.2 0.04 6 2 <1 <2 24-Mar-15 02-Apr-15
15-Apr-15 7.7 0.8 1.3 0.03 3 <2 <1 <2 24-Apr-15 03-Jun-15
13-May-15 8.4 <0.1 2.7 0.03 4 3 <1 <2 22-May-15 03-Jun-15
10-Jun-15 8.1 1.2 4.5 0.04 4 3 <1 <2 19-Jun-15 30-Jun-15
22-Jul-15 No discharge                
19-Aug-15 8.1 0.6 2.1 0.14 3 3 <1 110 28-Aug-15 31-Aug-15
16-Sep-15 9.1 <0.1 3.9 0.27 17 10 <1 4 24-Sep-15 02-Oct-15
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
15-Oct-14 7.3 <0.1 0.17 0.02 4 <2 16 22-Oct-14 03-Nov-14
12-Nov-14 7.4  <0.1 0.10 0.01 <2 <2 42 20-Nov-14 01-Dec-14
10-Dec-14 7.8 <0.1 0.17 0.01 2 <2 50 22-Dec-14 07-Jan-15
14-Jan-15 7.7 <0.1 0.31 0.02 4 <2 108 25-Jan-15 28-Jan-15
11-Feb-15 7.5 <0.1 0.12 <0.01 <2 <2 16 18-Feb-15 10-Mar-15
11-Mar-15 7.5 <0.1 0.09 0.01 3 <2 16 24-Mar-15 02-Apr-15
15-Apr-15 7.4 <0.1 0.06 0.01 <2 <2 8 24-Apr-15 03-Jun-15
13-May-15 7.4 <0.1 0.10 <0.01 <2 <2 4 22-May-15 03-Jun-15
10-Jun-15 7.4 <0.1 0.08 <0.01 <2 <2 4 19-Jun-15 30-Jun-15
22-Jul-15 7.5 <0.1 0.10 0.01 <2 <2 2 30-Jul-15 10-Aug-15
19-Aug-15 7.3 <0.1 0.10 <0.01 <2 <2 2 28-Aug-15 31-Aug-15
16-Sep-15 7.5 <0.1 0.11 <0.01 <2 <2 10 24-Sep-15 02-Oct-15
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
15-Oct-14 7.2 <0.1 0.16 0.02 4 <2 16 22-Oct-14 03-Nov-14
12-Nov-14 7.4 <0.1 0.09 0.01 <2 <2 58 20-Nov-14 01-Dec-14
10-Dec-14 7.9 <0.1 0.17 0.02 2 <2 60 22-Dec-14 07-Jan-15
14-Jan-15 7.5 <0.1 0.33 0.02 4 <2 90 25-Jan-15 28-Jan-15
11-Feb-15 7.5 <0.1 0.14 <0.01 <2 <2 22 18-Feb-15 10-Mar-15
11-Mar-15 7.4 <0.1 0.08 <0.01 <2 <2 10 24-Mar-15 02-Apr-15
15-Apr-15 7.3 <0.1 0.07 0.01 2 <2 2 24-Apr-15 03-Jun-15
13-May-15 7.3 <0.1 0.10 0.01 2 <2 <2 22-May-15 03-Jun-15
10-Jun-15 7.3 <0.1 0.08 0.01 3 <2 8 19-Jun-15 30-Jun-15
22-Jul-15 7.5 <0.1 0.10 <0.01 <2 <2 <2 30-Jul-15 10-Aug-15
19-Aug-15 7.3 <0.1 0.09 <0.01 <2 <2 <2 28-Aug-15 31-Aug-15
16-Sep-15 7.4 <0.1 0.11 <0.01 <2 <2 10 24-Sep-15 02-Oct-15

2013–2014 data

The outlet from the final treatment pond to an underground absorption trench.

Sample date              pH Nitrogen (ammonia) Nitrogen (total) Phosphorus (total) Total suspended solids  Biochemical oxygen demand Oil & grease Faecal  coliforms Date obtained     Date published    
     mg/L  mg/L mg/L  mg/L  mg/L   mg/L  cfu/100mL    
16-Oct-13  8.9  <0.1  1.1  0.07  <1  <2  24-Oct-13  04-Nov-13 
13-Nov-13  8.3  0.2  5.0  0.15  12  <1  <2  22-Nov-13  04-Dec-13 
11-Dec-13  9.5  <0.1  4.3  0.08  10  <1  <2 19-Dec-13  23-Dec-13 
08-Jan-14 9.3  <0.1  6.0 0.18 40 14 <1  <2 17-Jan-14  29-Jan-14 
05-Feb-14  8.0  0.1  1.1 0.09  <1  <2 13-Feb-14  05-Mar-14 
05-Mar-14  8.5  <0.1  1.4  0.06  10  <1  <2  14-Mar-14 21-Mar-14 
02-Apr-14  8.2  <0.1 1.1  0.05  <1  14-Apr-14  06-May-14
30-Apr-14 8.2 1.4 3.5 0.03 <2 <2 <1 <2 08-May-14 28-May-14
28-May-14 8.0 0.7 3.6 0.08 7 2 <1 <2 05-Jun-14 16-Jun-14
25-Jun-14 8.5 <0.1 4.3 0.07 10 8 <1 <2 02-Jul-14 21-Jul-14
23-Jul-14 7.8 0.2 8.1 0.13 7 2 <1 <2 30-Jul-14 04-Aug-14
20-Aug-14 7.8 0.8 3.6 0.06 4 <2 <1 <2 28-Aug-14 03-Sep-14
17-Sep-14 8.7 <0.1 3.2 0.08 5 5 <1 <2 24-Sep-14 29-Sep-14
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
16-Oct-13 7.3  <0.1  0.09 <0.01 <2  <2  2 24-Oct-13 04-Nov-13
13-Nov-13  7.1  <0.1  0.24  0.02  <2  80  22-Nov-13  04-Dec-13 
11-Dec-13 7.3 <0.1 0.11  <0.01  <2  <2  19-Dec-13  23-Dec-13 
08-Jan-14  7.5  <0.1  0.07  <0.01  <2  <2  12  17-Jan-14  29-Jan-14 
05-Feb-14 7.5  <0.1  0.09  0.01  <2  <2  160 13-Feb-14  05-Mar-14 
05-Mar-14  7.4  <0.1  0.09  0.01  <2  <2  84  14-Mar-14  21-Mar-14 
02-Apr-14  7.3  <0.1  0.09  <0.01  <2  <2  20  14-Apr-14  06-May-14 
30-Apr-14 7.5 <0.1 0.12 0.02 7 <2 6 05-May-14 28-May-14
28-May-14 6.9 <0.1 0.43 0.04 13 <2 38 05-Jun-14 16-Jun-14
25-Jun-14 7.3 <0.1 0.26 0.03 7 <2 6 02-Jul-14 21-Jul-14
23-Jul-14 7.2 <0.1 0.10 0.01 4 <2 <2 30-Jul-14 04-Aug-14
20-Aug-14 7.0 <0.1 0.14 0.01 2 <2 8 28-Aug-14 03-Sep-14
17-Sep-14 7.2 <0.1 0.12 0.01 2 <2 <2 24-Sep-14 29-Sep-14
15-Apr-15 7.4 <0.1 0.06 0.01 <2 <2 8 24-Apr-15 19-May-15
Date              pH Nitrogen
(ammonia)
Nitrogen
(total)
Phosphorus
(total)
Total
suspended solids
Biochemical
oxygen
demand
Faecal
coliforms
Date obtained     Date published    
    mg/L mg/L mg/L mg/L mg/L cfu/100ml    
16-Oct-13  7.2  <0.1  0.09  <0.01  <2  <2  24-Oct-13  04-Nov-13
13-Nov-13  7.0  <0.1  0.24  0.02  <2  56  22-Nov-13  04-Dec-13 
11-Dec-13 7.3  <0.1  0.11  <0.01 <2  <2 19-Dec-13  23-Dec-13 
08-Jan-14  7.5  <0.1  0.08 

<0.01 

<2  <2  12  17-Jan-14  29-Jan-14
05-Feb-14  7.5  <0.1 0.09  <0.01  <2 220  13-Feb-14  05-Mar-14 
05-Mar-14 7.3  <0.1  0.09  0.01 <2  <2  32  14-Mar-14  21-Mar-14 
02-Apr-14  7.3  <0.1  0.10  <0.01  <2 <2 14  14-Apr-14  06-May-14 
30-Apr-14 7.3 <0.1 0.14 0.02 8 <2 4 08-May-14 28-May-14
28-May-14 6.9 <0.1 0.45 0.04 12 <2 110 05-Jun-14 16-Jun-14
25-Jun-14 7.2 <0.1 0.25 0.03 7 <2 16 02-Jul-14 21-Jul-14
23-Jul-14 7.1 <0.1 0.10 0.01 4 <2 <2 30-Jul-14 04-Aug-14
20-Aug-14 7.0 <0.1 0.15 0.01 2 <2 12 28-Aug-14 03-Sep-14
17-Sep-14 7.2 <0.1 0.11 <0.01 2 <2 2 24-Sep-14 29-Sep-14