Nature conservation

Parks, reserves and protected areas

Perisher Sewerage Treatment Plant

Environment Protection Licence no. 1797

STATE OF NEW SOUTH WALES (OFFICE OF ENVIRONMENT AND HERITAGE)
Kosciuszko Road, Perisher Valley, NSW, 2624

(view this licence)

2011 - 2012 data

Monitoring point 1 - discharge to waters effluent quality monitoring

Discharge from the UV chamber to Perisher Creek view map (PerisherSTPmonpoints.pdf, 638kb)

Date             pH 

Nitrogen (ammonia)mg/L

Nitrogen (total)mg/L

Phosphorus (total) mg/L

Total Suspended solids mg/L

BOD mg/L

 Oil & grease mg/L

Faecal coliforms

cfu/100mL

Total aluminium mg/L

Date obtained Date published 

08-Jun-11

7.8 0.836.00.054 3 <1 <20.19

14-6-11

01-6-12
22-Jun-117.7 0.263.90.1410<2  <1 <20.5330-6-1101-6-12
06-Jul-117.4 1.74.90.118 8 <1 <10.7714-7-1101-6-12
20-Jul-117.4  2.27.00.1310 2 <1 <11.326-7-1101-6-12
03-Aug-11 7.0 0.802.20.043<2 <1 <10.3109-8-1101-6-12
17-Aug-116.9 1.04.30.075<2 <1 <10.6425-8-1101-6-12
31-Aug-117.3 0.185.90.168<2 <1 <21.406-9-1101-6-12
14-Sep-117.4 0.100.80.053<2 <1 <20.3121-9-1101-6-12
28-Sep-116.9 <0.11.20.065<2 <1 <10.6404-10-1101-6-12
12-Oct-11 7.4 <0.12.80.3811<2 <1 <20.8018-10-1101-6-12
26-Oct-117.2 0.702.30.063<2 <1 <10.1901-11-1101-6-12
09-Nov-11 8.7 <0.11.80.197 5 <1 <20.7915-11-1101-6-12
07-Dec-117.5 0.301.30.038<2 <1 <21.819-12-1101-6-12
04-Jan-127.8 0.101.40.048<2 <1 261.711-1-1201-6-12
01-Feb-128.1 1.17.10.045<2 <1 <20.7907-2-1201-6-12
28-Feb-12 8.0 <0.14.50.203<2 <1 <10.2007-3-1201-6-12

28-Mar-12

7.7 0.808.40.1913 5 <1 <20.3010-4-1201-6-12
24-April-128.2 0.203.40.095 2 <1 <20.1702-5-1201-6-12
23-May-128.2 0.506.70.2718 10 <1 <10.4930-5-1201-6-12

Conc.

Limit
(90%ile)

6.5-8.5 2 100.315 10 2 200 n/a  

Monitoring point 2 - ambient water monitoring (Perisher Creek downstream)

Perisher Creek upstream view map (PerisherSTPmonpoints.pdf, 638kb)

Date             pH

Nitrogen (ammonia)

mg/L

Nitrogen (total) 

mg/L

Phosphorus (total)

mg/L

Total suspended solids

mg/L

Biochemical oxygen demand

mg/L

 

Faecal coliforms 

cfu/100mL

Total aluminium

mg/L

 Date obtained  Date published 
08-Jun-11  6.7 <0.01 0.08 <0.01 <2 <2 <2 0.06

14-6-11

01-6-12
22-Jun-11 6.7 0.03 0.06 <0.01 <2 <2 <2 0.0630-6-1101-6-12
06-Jul-11 6.7 0.02 0.06 <0.01 <2 4 <1 0.0714-7-1101-6-12
20-Jul-11 6.7 0.03 0.12 <0.01 4 <2 2 0.1426-7-1101-6-12
03-Aug-11  6.6 <0.01 0.06 <0.01 <2 <2 <2 0.0509-8-1101-6-12
17-Aug-11 6.6 <0.01 0.10 <0.01 <2 <2 3 0.0625-8-1101-6-12
31-Aug-11 6.6 <0.01 0.09 <0.01 <2 <2 76 0.0706-9-1101-6-12
14-Sep-11 6.9

 <0.1

 0.11 <0.01 <2 <2 <2 0.0621-9-1101-6-12
28-Sep-11 6.6 <0.1 0.12 <0.01 <2 <2 <2 0.094-10-1101-6-12
12-Oct-11  7.5 <0.1 0.07  <0.01 <2 <2 <2 0.0718-10-1101-6-12
26-Oct-11 6.6 <0.1 0.10 <0.01 <2 <2 <2 0.0901-11-1101-6-12
9-Nov-11  6.6 <0.1 0.13 <0.01 <2 <2 2 0.1015-11-1101-6-12
7-Dec-11 6.7 <0.1 0.11 <0.01 3 <2 6 0.0819-12-1101-6-12
4-Jan-12 6.6 <0.1 0.10 <0.01 2 <2 10 0.0711-1-1201-6-12
1-Feb-12 6.7 <0.1 0.15 <0.01 2 <2 26 0.1107-2-1201-6-12
29-Feb-12  6.5 <0.1 0.16 <0.01 <2 <2 120 0.1307-3-1201-6-12
28-Mar-12 6.8 <0.1 0.11 <0.01 2 <2 60 0.1410-4-1201-6-12
24-April-12 6.7 <0.1 0.10 <0.01 <2 <2 <2 0.0902-5-1201-6-12
23-May-12 6.9 <0.1 0.80 <0.01 <2 <2 <2 0.0630-5-1201-6-12

Monitoring point 3 - ambient water monitoring (Perisher Creek downstream)

Perisher Creek downstream view map (PerisherSTPmonpoints.pdf, 638kb)

Date             pH 

Nitrogen (ammonia)

mg/L

Nitrogen (total) 

mg/L

Phosphorus (total)

mg/L

Total suspended solids

mg/L

Biochemical oxygen demand

mg/L

Faecal coliforms 

cfu/100mL

Total aluminium

mg/L

 Date obtained  Date published 
08-Jun-11 6.7 0.04 0.12 <0.01 <2 <2 <2 0.0614-6-1101-6-12
22-Jun-11 6.6 0.03 0.14 <0.01 <2 <2 <2 0.1630-6-1101-6-12
06-Jul-11 6.7 <0.01 0.06 <0.01 <2 <2 <1 0.0514-7-1101-6-12
20-Jul-11 6.5 <0.01 0.19 <0.01  3 <2 2 0.1426-7-1101-6-12
03-Aug-11  6.3 0.03 0.11 <0.01 <2 <2 2 0.0809-8-1101-6-12
17-Aug-11 6.7 0.04 0.17 <0.01 <2 <2 1 0.0725-8-1101-6-12
31-Aug-11 6.8 <0.01 0.24 <0.01 <2 <2 44 0.0906-9-1101-6-12
14-Sep-11 7.0 <0.1 0.10 <0.01 <2 <2 <2 0.0721-9-1101-6-12
28-Sep-11 6.7 <0.1 0.11 <0.01 <2 <2 <2 0.0904-10-1101-6-12
12-Oct-11  6.7 <0.1 0.09 <0.01 <2 <2 <2 0.0818-10-1101-6-12
26-Oct-11 6.6 <0.1 0.14 <0.01 <2 <2 <2 0.0801-11-1101-6-12
09-Nov-11  6.6 <0.1 0.13 <0.01 <2 <2 2 0.1115-1-1101-6-12
07-Dec-11 6.6 <0.1 0.09 <0.01 <2 <2 2 0.0719-12-1101-6-12
04-Jan-12 6.2 <0.1 0.10 <0.01 <2 <2 34 0.0711-1-1201-6-12
01-Feb-12 6.7 <0.1 0.16 <0.01  3 <2 24 0.1207-2-1201-6-12
28-Feb-12  6.6 <0.1 0.23 <0.01 <2 <2 130 0.1407-3-1201-6-12
28-Mar-12 6.8 <0.1 0.14 <0.01 <2 <2 8 0.0910-4-1201-6-12
24-April-12 6.7 <0.1 0.11 <0.01 <2 <2 <2 0.0902-5-1201-6-12
23-May-12 7.1 <0.1 0.22 <0.01 <2 <2 <2 0.0930-5-1201-6-12
Page last updated: 25 October 2012