Campaigning against sewage pollution
This page brings together reports, submissions, and analyses produced by Peter Hammond, retired university professor and long-standing campaigner against sewage pollution in rivers and seas. The work documents illegal discharges, unreliable monitoring, and systemic regulatory failures across the UK water industry.
2026
2025
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United Utilities' sewage spills to Esthwaite Water
- United Utilities' sewage spills to Lake Windermere 2024
- Submission to Cunliffe Water Commission
- Greenwashing by Water Industry (Alex Ford et al)
2024
- Why event duration monitors are not fit for purpose
- United Utilites' 501 illegal spills in Lake District 2018-2023
- Severn Trent Water's 803 illegal sewage spills at 50 STWs and unreliable monitoring data
- United Utilities' 571 illegal sewage spills at 35 STWs and unreliable monitoring data
- Potential water company abuses of Operator Self Monitoring
2023
- The failure of Operator Self-Monitoring
- Estimating volumes of sewage spills flowing down river catchments
- Sewage spills and infrastructure: don’t blame the Victorians
- Welsh Water's illegal sewage spills to 11 Welsh rivers
2022
- Dodgy spill monitoring data of 10 UK water companies
- 2,400 illegal sewage spills by 7 water companies
2021
- 700+ illegal sewage spills by Thames Water
- First AI research on automated detection of sewage spills
2020
2019
2018
2017
