West Kempsey Sewage Treatment Plant
2019 Environment Protection Licence data

Premises: West Kempsey Sewage Treatment Plant
Licensee: Kempsey Shire Council
Licence number: 763

Sampling point 1
Pollutant Limit Result
Date Sampled: 27 March 2019 - Date obtained: 4 April 2019 - Date published: 9 April 2019
Oil & grease 10 mg/L <2 mg/L
Total suspended solids 40 mg/L 33 mg/L
Biochemical Oxygen Demand 20 mg/L 19 mg/L
pH 6.5 - 8.5 9.0
Total nitrogen 20 mg/L 4.74 mg/L
Total phosphorus 3 mg/L 0.63 mg/L
Faecal coliforms 600 cfu/100mL 82 cfu/100mL
Nitrogen (ammonia) 10 mg/L 0.57 mg/L
Volume of wastewater discharged 27 March 2019   1747 kL
Off-site reuse   -
On-site reuse   -
Note: Nil rainfall experienced for this period
Date Sampled: 13 March 2019 - Date obtained: 25 March 2019 - Date published: 2 April 2019
Oil & grease 10 mg/L <2 mg/L
Total suspended solids 40 mg/L 38 mg/L
Biochemical Oxygen Demand 20 mg/L 14 mg/L
pH 6.5 - 8.5 9.3
Total nitrogen 20 mg/L 5.65 mg/L
Total phosphorus 3 mg/L 1.10 mg/L
Faecal coliforms 600 cfu/100mL 15 cfu/100mL
Nitrogen (ammonia) 10 mg/L 0.30 mg/L
Volume of wastewater discharged 13 March 2019   224 kL
Off-site reuse   -
On-site reuse   -
Note: Nil rainfall experienced for this period
Date Sampled: 27 February 2019 - Date obtained: 7 March 2019 - Date published: 11 March 2019
Oil & grease 10 mg/L <2 mg/L
Total suspended solids 40 mg/L 71 mg/L
Biochemical Oxygen Demand 20 mg/L 15 mg/L
pH 6.5 - 8.5 9.8
Total nitrogen 20 mg/L 2.59 mg/L
Total phosphorus 3 mg/L 0.84 mg/L
Faecal coliforms 600 cfu/100mL 8 cfu/100mL
Nitrogen (ammonia) 10 mg/L <0.02 mg/L
Volume of wastewater discharged 27 February 2019   2586 kL
Off-site reuse   -
On-site reuse   -
Note: Nil rainfall experienced for this period
Date Sampled: 13 February 2019 - Date obtained: 21 February 2019 - Date published: 22 February 2019
Oil & grease 10 mg/L <2 mg/L
Total suspended solids 40 mg/L 41 mg/L
Biochemical Oxygen Demand 20 mg/L 6 mg/L
pH 6.5 - 8.5 9.1
Total nitrogen 20 mg/L 1.90 mg/L
Total phosphorus 3 mg/L 1.74 mg/L
Faecal coliforms 600 cfu/100mL 120 cfu/100mL
Nitrogen (ammonia) 10 mg/L <0.02 mg/L
Volume of wastewater discharged 13 February 2019   452 kL
Off-site reuse   -
On-site reuse   -
Note: Nil rainfall experienced for this period
Date Sampled: 30 January 2019 - Date obtained: 5 February 2019 - Date published: 6 February 2019
Oil & grease 10 mg/L <2 mg/L
Total suspended solids 40 mg/L 21 mg/L
Biochemical Oxygen Demand 20 mg/L 6 mg/L
pH 6.5 - 8.5 8.7
Total nitrogen 20 mg/L 1.93 mg/L
Total phosphorus 3 mg/L 1.74 mg/L
Faecal coliforms 600 cfu/100mL 10 cfu/100mL
Nitrogen (ammonia) 10 mg/L 0.19 mg/L
Volume of wastewater discharged 30 January 2019   1570 kL
Off-site reuse   -
On-site reuse   -
Note: Nil rainfall experienced for this period
Date Sampled: 16 January 2019 - Date obtained: 22 January 2019 - Date published: 25 January 2019
Oil & grease 10 mg/L <2 mg/L
Total suspended solids 40 mg/L 27 mg/L
Biochemical Oxygen Demand 20 mg/L 9 mg/L
pH 6.5 - 8.5 8.0
Total nitrogen 20 mg/L 2.39 mg/L
Total phosphorus 3 mg/L 1.83 mg/L
Faecal coliforms 600 cfu/100mL 270 cfu/100mL
Nitrogen (ammonia) 10 mg/L 0.29 mg/L
Volume of wastewater discharged 3 January 2019   10 kL
Off-site reuse   -
On-site reuse   -
Note: Nil rainfall experienced for this period
Date Sampled: 3 January 2019 - Date obtained: 14 January 2019 - Date published: 15 January 2019
Oil & grease 10 mg/L <2 mg/L
Total suspended solids 40 mg/L 26 mg/L
Biochemical Oxygen Demand 20 mg/L 4 mg/L
pH 6.5 - 8.5 8.9
Total nitrogen 20 mg/L 2.56 mg/L
Total phosphorus 3 mg/L 1.38 mg/L
Faecal coliforms 600 cfu/100mL 33 cfu/100mL
Nitrogen (ammonia) 10 mg/L 0.28 mg/L
Volume of wastewater discharged 3 January 2019   2040 kL
Off-site reuse   -
On-site reuse   -
Note: Nil rainfall experienced for this period

Note: TNTC - Too Numerous To Count

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