Our Annual Performance Report contains information that allows customers and stakeholders to review our performance and to make comparisons with other companies in the sector.
It also provides specific information on the progress we have made on the delivery of customer outcomes and service levels and on our financial performance (including detailed revenue and cost information).
We are required to publish a single Annual Performance Report in a format prescribed by Ofwat.
Annual Performance Reports and Supplementary Documents 2019-2020
Annual Performance Report 2019-2020 Part 1
Download
736.6kB, PDF
Annual Performance Report 2019-2020 Part 2
Download
506.1kB, PDF
Annual Performance Report 2019-2020 Part 3
Download
3.5MB, PDF
Annual Performance Report 2019-2020 Part 4
Download
2.6MB, PDF
Risk and Compliance Statement - APR Part 5
Download
471.6kB, PDF
Data Assurance Summary
Download
821.4kB, PDF
PR19 Blind Year Submission July 2020
Download
1MB, PDF
Accounting Separation and Methodology Statement 2019-2020
Download
1MB, PDF
2018-2019
Annual Performance Report 2018-19 Overview
Download
1.2MB, PDF
Annual Performance Report 2018-19 Part 1
Download
943.2kB, PDF
Annual Performance Report 2018-19 Part 2
Download
889.9kB, PDF
Annual Performance Report 2018-19 Part 3
Download
3.3MB, PDF
Annual Performance Report 2018-19 Part 4
Download
4.2MB, PDF
Risk and Compliance Statement APR 2018-19 Part 5
Download
332.5kB, PDF
PR14 Reconciliation Rulebook 2018-2019
Download
1.2MB, PDF
Accounting Separation Methodology Statement 2018-19
Download
2.2MB, PDF
2017-2018
Annual Performance Report 2017-2018 Overview
Download
1.6MB, PDF
Annual Performance Report 2017-2018 Part 1
Download
847.3kB, PDF
Annual Performance Report 2017-2018 Part 2
Download
760.7kB, PDF
Annual Performance Report 2017-2018 Part 3
Download
3.7MB, PDF
Annual Performance Report 2017-2018 Part 4
Download
3.4MB, PDF
Annual Performance Report 2017-2018 Part 5 - Risk and Compliance
Download
524.7kB, PDF
Annual Performance Report 2017-2018 Data Assurance Summary
Download
1.1MB, PDF
Accounting Separation Methodology Statement 2017-2018
Download
1.3MB, PDF