Annual wastewater reports
We're required to provide quarterly and annual reporting to Greater Wellington on the performance of the Otaki Wastewater Treatment Plant and the Paraparaumu Wastewater Treatment Plants
Otaki Wastewater Treatment Plant
Current
2024/25 Annual report [PDF 3.85 MB]
2024/25 Community Liaison Group meeting minutes [PDF 298 KB]
2024/2025 GWRC compliance report [PDF 445 KB]
Previous years
- 2023/24 Annual Compliance Report of Otaki WWTP [PDF 2.61 MB]
- 2023-24 Annual meeting minutes [PDF 556 KB]
- 2023-24 Annual meeting presentation handout [PDF 913 KB]
- 2023-24 GWRC’s compliance assessment [PDF 317 KB]
- 2022/23 Annual Compliance Report of Otaki WWTP [PDF 1.16 MB]
- 2021/22 Annual Compliance Report of Otaki WWTP [PDF 713 KB]
- 2020/21 Annual Compliance Report of Otaki WWTP [PDF 1.59 MB]
- 2019/20 Annual Compliance Report of Otaki WWTP [DOCX 5.06 MB]
- 2018/19 Annual Compliance Report of Otaki WWTP [PDF 489 KB]
Paraparaumu Wastewater Treatment Plant
Quarterly Reports 2025 / 2026
Quarter 1
- PWWTP Q1 FY2026 Compliance Report (Final) [PDF 222 KB]
- Appendix B PWWTP Q1 FY26 Monitoring Data [PDF 981 KB]
- PWWTP CLG Meeting Minutes Q4 FY25 Final [PDF 1.06 MB]
Quarter 2
- PWWTP Q2 FY2026 Compliance Report (Final) [PDF 226 KB]
- Appendix B PWWTP Q2 FY26 Monitoring Results [PDF 728 KB]
- Appendix B PWWTP Q2 FY26 Air Report [PDF 304 KB]
- PWWTP CLG 10 December Meeting Minutes (Final) [PDF 1.3 MB]
Quarterly Reports 2024 / 2025
Quarter 1
- PWWTP Compliance Report Q1 FY2025 (Final) [PDF 4.36 MB]
Quarter 2
- PWWTP Q2 FY2025 Report (Final) [PDF 350 KB]
- Appendix B PWWTP Monitoring Data FY24 Q2 [PDF 721 KB]
- Appendix B PWWTP Monitoring Data Air Report FY24 Q2 [PDF 332 KB]
- Appendix C CLG Minutes [PDF 1.26 MB]
Quarter 3
- PWWTP Q3 FY2025 (Final) [PDF 351 KB]
- Appendix B PWWTP FY24 Q3 Monitoring Resutls [PDF 738 KB]
- Appendix B PWWTP FY24 Q3 Monitoring Results Air Report [PDF 308 KB]
- Appendix C Paraparaumu WWTP CLG Meeting Minutes 28 February (Final) [PDF 1.04 MB]
Quarter 4
- PWWTP Q4 FY2025 Report (Final) [PDF 350 KB]
- Appendix B PWWTP Q4 FY25 Monitoring Data [PDF 733 KB]
- Appendix B PWWTP Q4 FY25 Air Report [PDF 330 KB]
- PWWTP CLG Meeting Minutes 7 May (Final) [PDF 1.09 MB]
Quarterly Reports 2023 / 2024
Quarter 1
- Q1 Cover Sheet [PDF 337 KB]
- Q1 Paraparaumu WWTP Discharge Volumes to the Waterway and Water Quality of Discharges [PDF 102 KB]
- Q1 Paraparaumu WWTP Air Quality Results [CSV 8 KB]
- Q1 Paraparaumu WWTP Community Liaison Group minutes [PDF 688 KB]
Quarter 2
- Q2 Cover Sheet [PDF 337 KB]
- Q2 Paraparaumu WWTP Discharge Volumes to the Waterway and Water Quality of Discharges [PDF 98 KB]
- Q2 Paraparaumu WWTP Air Quality Results [CSV 8 KB]
Quarter 3
- Q3 Cover Sheet [DOCX 159 KB]
- Q3 Paraparaumu WWTP Discharge Water Quality to Waterways [PDF 65 KB]
- Q3 Paraparaumu WWTP Discharge Volumes to Water Ways [PDF 31 KB]
- Q3 Paraparaumu WWTP Air Quality Results [CSV 8 KB]
Quarter 4
- Q4 Cover Sheet [PDF 1.03 MB]
- Q4 Paraparaumu WWTP Discharge Water Quality to Waterways [PDF 93 KB]
- Q4 Paraparaumu WWTP Air Quality Results [CSV 8 KB]
- Q4 Paraparaumu WWTP Community Liaison Group Handout [PDF 634 KB]
- Q4 Paraparaumu WWTP Community Liaison Group minutes [PDF 445 KB]
Quarterly Reports 2022 / 2023
Quarter 1 and 2
- Q1&Q2 Cover Sheet [DOCX 109 KB]
- Q1&Q2 Paraparaumu WWTP Groundwater Sampling Results [PDF 154 KB]
- Q1&Q2 Paraparaumu WWTP Discharge to Waterway Sampling Results [PDF 197 KB]
- Q1&Q2 Paraparaumu WWTP Air Quality July to December 2022 [XLSX 48 KB]
- Q1&Q2 Paraparaumu WWTP Stormbasin Use 18 August to 23 August 2022 [XLSX 237 KB]
Quarter 3
- Q3 Cover Sheet [PDF 1.03 MB]
- Q3 Paraparaumu WWTP Lab Results (Groundwater and Discharge into waterway) [PDF 94 KB]
- Q3 Paraparaumu WWTP Air Quality [CSV 9 KB]
Quarter 4
- Q4 Cover Sheet [PDF 1.03 MB]
- Q4a Paraparaumu WWTP Discharge Sampling Results [PDF 9 KB]
- Q4b Paraparaumu WWTP Discharge Sampling Results [PDF 10 KB]
- Q4c Paraparaumu WWTP Discharge Volumes [PDF 9 KB]
- Q4 Paraparaumu WWTP Air Quality Report [CSV 9 KB]
- Please explain letter from Greater Wellington [PDF 204 KB]
- Council response to the letter [PDF 586 KB]