Hat Head Sewage Treatment Plant
2017 Environment Protection Licence data

Premises: Hat Head Sewage Treatment Plant
Licensee: Kempsey Shire Council
Licence number: 11874

Sampling point 2
Pollutant Limit Result
Date Sampled: 8 November 2017 - Date obtained: 20 November 2017 - Date published: 20 November 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L 3 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.6
Total nitrogen 20 mg/L 0.97 mg/L
Total phosphorus 1 mg/L 0.07 mg/L
Faecal coliforms 600 cfu/100mL 2 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Volume of wastewater discharged 27 September 2017   145
Date Sampled: 25 October 2017 - Date obtained: 6 November 2017 - Date published: 7 November 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L 2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.5
Total nitrogen 20 mg/L 2.15 mg/L
Total phosphorus 1 mg/L 0.06 mg/L
Faecal coliforms 600 cfu/100mL 0 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Volume of wastewater discharged 27 September 2017   114 kL
Date Sampled: 11 October 2017 - Date obtained: 24 October 2017 - Date published: 27 October 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L 2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.6
Total nitrogen 20 mg/L 1.21 mg/L
Total phosphorus 1 mg/L 0.06 mg/L
Faecal coliforms 600 cfu/100mL 4 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Volume of wastewater discharged 27 September 2017   28 kL
Date Sampled: 27 September 2017 - Date obtained: 9 October 2017 - Date published: 12 October 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.2
Total nitrogen 20 mg/L 1.39 mg/L
Total phosphorus 1 mg/L 0.04 mg/L
Faecal coliforms 600 cfu/100mL 3 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Volume of wastewater discharged 27 September 2017   111 kL
Date Sampled: 13 September 2017 - Date obtained: 21 September 2017 - Date published: 22 September 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.2
Total nitrogen 20 mg/L 1.24 mg/L
Total phosphorus 1 mg/L 0.06 mg/L
Faecal coliforms 600 cfu/100mL 5 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Volume of wastewater discharged 13 September 2017   2 kL
Date Sampled: 30 August 2017 - Date obtained: 11 September 2017 - Date published: 12 September 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L 3 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.4
Total nitrogen 20 mg/L 1.11 mg/L
Total phosphorus 1 mg/L 0.08 mg/L
Faecal coliforms 600 cfu/100mL 2 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Volume of wastewater discharged 30 August 2017   50 kL
Date Sampled: 16 August 2017 - Date obtained: 23 August 2017 - Date published: 28 August 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L 2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.3
Total nitrogen 20 mg/L 1.39 mg/L
Total phosphorus 1 mg/L 0.12 mg/L
Faecal coliforms 600 cfu/100mL 5 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Volume of wastewater discharged 16 August 2017   53 kL
Date Sampled: 2 August 2017 - Date obtained: 10 August 2017 - Date published: 10 August 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.5
Total nitrogen 20 mg/L 9.28 mg/L
Total phosphorus 1 mg/L 0.11 mg/L
Faecal coliforms 600 cfu/100mL 184 cfu/100mL
Nitrogen (ammonia) 5 mg/L 0.74 mg/L
Volume of wastewater discharged 2 August 2017   79 kL
Date Sampled: 19 July 2017 - Date obtained: 28 July 2017 - Date published: 1 August 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.3
Total nitrogen 20 mg/L 1.70 mg/L
Total phosphorus 1 mg/L 0.09 mg/L
Faecal coliforms 600 cfu/100mL 0 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Volume of wastewater discharged 19 July 2017   33 kL
Date Sampled: 5 July 2017 - Date obtained: 20 July 2017 - Date published: 1 August 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L 3 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.3
Total nitrogen 20 mg/L 0.99 mg/L
Total phosphorus 1 mg/L 0.06 mg/L
Faecal coliforms 600 cfu/100mL 5 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Volume of wastewater discharged 5 July 2017   47 kL
Date Sampled: 21 June 2017 - Date obtained: 4 July 2017 - Date published: 6 July 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.3
Total nitrogen 20 mg/L 1.39 mg/L
Total phosphorus 1 mg/L 0.04 mg/L
Faecal coliforms 600 cfu/100mL 2 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 7 June 2017 - Date obtained: 16 June 2017 - Date published: 20 June 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.2
Total nitrogen 20 mg/L 1.77 mg/L
Total phosphorus 1 mg/L 0.05 mg/L
Faecal coliforms 600 cfu/100mL 0 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 24 May 2017 - Date obtained: 31 May 2017 - Date published: 1 June 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.2
Total nitrogen 20 mg/L 0.90 mg/L
Total phosphorus 1 mg/L 0.05 mg/L
Faecal coliforms 600 cfu/100mL 2 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 10 May 2017 - Date obtained: 18 May 2017 - Date published: 19 May 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L 3 mg/L
pH 6.5 - 8.5 7.2
Total nitrogen 20 mg/L 1.32 mg/L
Total phosphorus 1 mg/L 0.13 mg/L
Faecal coliforms 600 cfu/100mL 70 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 26 April 2017 - Date obtained: 3 May 2017 - Date published: 8 May 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L 2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.3
Total nitrogen 20 mg/L 1.46 mg/L
Total phosphorus 1 mg/L 0.10 mg/L
Faecal coliforms 600 cfu/100mL 32 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 12 April 2017 - Date obtained: 24 April 2017 - Date published: 2 May 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.1
Total nitrogen 20 mg/L 3.83 mg/L
Total phosphorus 1 mg/L 0.10 mg/L
Faecal coliforms 600 cfu/100mL 0 cfu/100mL
Nitrogen (ammonia) 5 mg/L 0.17 mg/L
Date Sampled: 29 March 2017 - Date obtained: 7 April 2017 - Date published: 18 April 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L 3 mg/L
pH 6.5 - 8.5 7.2
Total nitrogen 20 mg/L 0.57 mg/L
Total phosphorus 1 mg/L 0.03 mg/L
Faecal coliforms 600 cfu/100mL 0 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 15 March 2017 - Date obtained: 23 March 2017 - Date published: 24 March 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.2
Total nitrogen 20 mg/L 0.80 mg/L
Total phosphorus 1 mg/L <0.03 mg/L
Faecal coliforms 600 cfu/100mL 0 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 1 March 2017 - Date obtained: 15 March 2017 - Date published: 15 March 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L 2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.3
Total nitrogen 20 mg/L 1.00 mg/L
Total phosphorus 1 mg/L 0.10 mg/L
Faecal coliforms 600 cfu/100mL 2 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 15 February 2017 - Date obtained: 23 February 2017 - Date published: 24 February 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.1
Total nitrogen 20 mg/L 4.30 mg/L
Total phosphorus 1 mg/L 0.10 mg/L
Faecal coliforms 600 cfu/100mL 0 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 1 February 2017 - Date obtained: 8 February 2017 - Date published: 9 February 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.5
Total nitrogen 20 mg/L 1.44 mg/L
Total phosphorus 1 mg/L 0.13 mg/L
Faecal coliforms 600 cfu/100mL 0 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 18 January 2017 - Date obtained: 24 January 2017 - Date published: 6 February 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L <2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.2
Total nitrogen 20 mg/L 2.49 mg/L
Total phosphorus 1 mg/L 0.05 mg/L
Faecal coliforms 600 cfu/100mL 9 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L
Date Sampled: 4 January 2017 - Date obtained: 16 January 2017 - Date published: 1 February 2017
Oil & grease 6 mg/L <2 mg/L
Total suspended solids 30 mg/L 2 mg/L
Biochemical Oxygen Demand 20 mg/L <2 mg/L
pH 6.5 - 8.5 7.2
Total nitrogen 20 mg/L 2.42 mg/L
Total phosphorus 1 mg/L 0.04 mg/L
Faecal coliforms 600 cfu/100mL 2 cfu/100mL
Nitrogen (ammonia) 5 mg/L <0.05 mg/L

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