Accelerating partnerships to deliver natural solutions 1. Table of contents 1. Table of contents ............................................................................................................................................................ 1 2. Glossary of terms ............................................................................................................................................................ 3 3. Introduction .................................................................................................................................................................... 4 Executive Summary ........................................................................................................................................................... 4 Purpose of this document .................................................................................................................................................. 6 Structure of this document .............................................................................................................................................. 13 Assurance of this submission ........................................................................................................................................... 14 4. The case for acceleration ............................................................................................................................................... 15 5. Evidence of need ........................................................................................................................................................... 17 Introduction ..................................................................................................................................................................... 17 Structure of this section ................................................................................................................................................... 21 Eden ................................................................................................................................................................................. 22 Fylde ................................................................................................................................................................................ 25 Irwell ................................................................................................................................................................................ 29 Peatland restoration ........................................................................................................................................................ 37 6. Evidence of optimised option ........................................................................................................................................ 45 Introduction ..................................................................................................................................................................... 45 Structure of this section ................................................................................................................................................... 46 Peatland restoration – Eden, Fylde Coast and Specific site around Greater Manchester ............................................... 47 Catchment water quality management – Fylde Coast .................................................................................................... 48 Catchment phosphorus management – Eden and Irwell ................................................................................................. 49 SuDS and NFM – Eden, Fylde Coast and Irwell ................................................................................................................ 51 Invasive non-native species - Irwell ................................................................................................................................. 57 7. Evidence of efficient delivery ......................................................................................................................................... 59 Introduction ..................................................................................................................................................................... 59 Structure of this section ................................................................................................................................................... 59 United Utilities’ contribution to delivery ......................................................................................................................... 60 Contributions from external sources ............................................................................................................................... 69 8. Evidence of customer support ....................................................................................................................................... 78 Introduction ..................................................................................................................................................................... 78 Structure of this section ................................................................................................................................................... 84 Customer support ............................................................................................................................................................ 84 Green Recovery - 1 - Accelerating partnerships to deliver natural solutions 9. Additional benefit of acceleration ................................................................................................................................. 86 Introduction ..................................................................................................................................................................... 86 Structure of this section ................................................................................................................................................... 90 Peatland restoration ........................................................................................................................................................ 90 Catchment water quality management .......................................................................................................................... 91 Catchment phosphorous .................................................................................................................................................. 91 Sustainable Drainage Solutions and Natural Flood Management .................................................................................. 92 Invasive non-native species management ....................................................................................................................... 94 10. Sources of funding .................................................................................................................................................... 95 Third party funding or other support ............................................................................................................................... 95 Customer funding and bill impact ................................................................................................................................. 103 Company contribution ................................................................................................................................................... 103 11. Customer protection ............................................................................................................................................... 104 Introduction ................................................................................................................................................................... 104 Structure of this section ................................................................................................................................................. 106 Detail of customer protection measures ....................................................................................................................... 106 12. Third party assurance or views ................................................................................................................................ 109 Introduction ................................................................................................................................................................... 109 Structure of this section ................................................................................................................................................. 109 Peatland restoration ...................................................................................................................................................... 109 Catchment phosphorus .................................................................................................................................................. 110 Sustainable Drainage Solutions and Natural Flood Management ................................................................................ 110 Invasive non-native species ..........................................................................................................................................