Anglian Water Improvement Programmes
Enforcement Orders
SPA Main ANH-2025-00027 v1
Provisional Enforcement Order (PEO) to prohibit the supply of drinking water for the purposes of regulation 4(1) from and through the 34 km of pipeline between Waddington (South of Lincoln) and Harrow (East of Grantham).
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Notices
Tank Inspection Notice ANH-2022-00005 v2
Regulation 28(4) notice for microbiological parameters at various sites. Completion date: 30 April 2025.
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Buckingham Zone ANH-2022-00006 v4
Regulation 28(4) notice for microbiological parameters in Buckingham zone. Completion date: 31 January 2028
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AMP8 Congham WTW Nitrate ANH-2023-00005 v1
Regulation 28(4) notice for Nitrate in Congham water treatment works. Completion date 31 January 2031.
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AMP8 Houghton St Giles WTW Nitrate ANH-2023-00006 v1
Regulation 28(4) notice for Nitrate in Houghton St Giles water treatment works. Completion date 31 January 2030.
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AMP8 Lyng Forge WTW Nitrate ANH-2023-00007 v1
Regulation 28(4) notice for Nitrate in Lyng Forge water treatment works. Completion date 31 January 2031.
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AMP8 Marham WTW Nitrate ANH-2023-00008 v2
Regulation 28(4) notice for Nitrate in Marham water treatment works. Completion date 31 January 2030.
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AMP8 North Pickenham WTW Nitrate ANH-2023-00009 v1
Regulation 28(4) notice for Nitrate in North Pickenham water treatment works. Completion date 31 January 2030.
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AMP8 Nunnery Lodge/Barnham Cross WTW Nitrate ANH-2023-00010 v1
Regulation 28(4) notice for Nitrate in Nunnery Lodge/Barnham Cross water treatment works. Completion date 31 January 2030.
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AMP8 Ringstead works Nitrate ANH-2023-00011 v1
Regulation 28(4) notice for risks associated with nitrate at Ringstead works. Completion date 31 January 2030.
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AMP8 Risby works Nitrate ANH-2023-00012 v1
Regulation 28(4) notice for risks associated with nitrate at Risby works. Completion date 31 January 2030.
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AMP8 Ryston works Nitrate ANH-2023-00013 v1
Regulation 28(4) notice for risks associated with nitrate at Ryston works. Completion date 31 January 2030.
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AMP8 Twelve Acre Wood Nitrate ANH-2023-00014 v1
Regulation 28(4) notice for risks associated with nitrate at Twelve Acre Wood. Completion date 31 January 2030.
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AMP8 Two Mile Bottom Nitrate ANH-2023-00015 v1
Regulation 28(4) notice for risks associated with nitrate at Two Mile Bottom works. Completion date 31 January 2031.
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AMP8 Clay Hill works Nitrate ANH-2023-00016 v1
Regulation 28(4) notice for risks associated with nitrate at Clay Hill works. Completion date 31 January 2031.
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AMP8 PFAS GAC Replacement ANH-2023-00017 v1
A Regulation 28(4) notice for various sites in the Anglian Water supply area. Completion due by 31 May 2031
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AMP8 Ulceby Works GAC ANH-2023-00018 v1
A regulation 28(4) notice for the mitigation of PFAS at Ulceby water treatment works. Completion due 31 January 2031.
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AMP8 Parsonage Street Boresite PFAS ANH-2023-00019 v1
Regulation 28(4) notice for PFAS in Parsonage Street Boresite. Completion date 31 January 2031.
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AMP8 Codham WTW Odour ANH-2023-00020 v1
Regulation 28(4) notice for Odour in Codham WTW. Completion date 31 July 2029.
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AMP8 Warren Hill PFAS ANH-2024-00001 v1
A regulation 28(4) notice for the mitigation of PFAS at Southfields Borehole Sources. Completion due 30 April 2031.
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AMP8 Barrow PFAS ANH-2024-00002 v1
A regulation 28(4) notice for the mitigation of PFAS at Barrow Water Treatment Works. Completion due 30 April 2031.
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Welton Microbiological Risk ANH-2024-00003 v3
A regulation 28(4) notice for microbiological parameters at Welton Water Treatment Works. Completion due 31 January 2027.
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Haddenham Tower Inspection ANH-2025-00002 v1
A regulation 28(4) notice for the inspection of Haddenham Tower. Completion due 29 February 2028
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Warren Hill 1 Reservoir Inspection ANH-2025-00003 v1
A regulation 28(4) notice for the inspection of Warren Hill 1 Reservoir. Completion due 31 January 2029
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Sapley Reservoir 2 Inspection ANH-2025-00004 v1
A regulation 28(4) notice for the inspection of Sapley Reservoir 2. Completion due 31 May 2030
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Grantham Gorse Lane Reservoir 2 Inspection ANH-2025-00006 v1
A regulation 28(4) notice for the inspection of Grantham Gorse Lane Reservoir 2. Completion due 31 December 2027
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Weston Underwood Reservoir Inspection ANH-2025-00007 v1
A regulation 28(4) notice for the inspection of Weston Underwood Reservoir. Completion due 31 July 2027
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Potton Tower Inspection ANH-2025-00008 v1
A regulation 28(4) notice for the inspection of Potton Tower. Completion due 31 October 2027
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Horstead Tower outer tank Inspection ANH-2025-00009 v1
A regulation 28(4) notice for the inspection of Horstead Tower outer tank. Completion due 31 October 2027
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Leziate Reservoir 2 compartment 1 Inspection ANH-2025-00010 v1
A regulation 28(4) notice for the inspection of Leziate Reservoir 2 compartment 1. Completion due 31 October 2027
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Bowthorpe Tower 2 Inspection ANH-2025-00011 v1
A regulation 28(4) notice for the inspection of Bowthorpe Tower 2. Completion due 31 October 2027
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Meppershall Tower Inspection ANH-2025-00012 v1
A regulation 28(4) notice for the inspection of Meppershall Tower. Completion due 31 October 2027
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Toplers Hill Reservoir Inspection ANH-2025-00013 v1
A regulation 28(4) notice for the inspection of Toplers Hill Reservoir. Completion due 31 December 2027
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Lings Reservoir 1 Inspection ANH-2025-00014 v1
A regulation 28(4) notice for the inspection of Lings Reservoir 1. Completion due 31 July 2027
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Warren Hill Reservoir 3 Inspection ANH-2025-00017 v1
A regulation 28(4) notice for the inspection of Warren Hill Reservoir 3. Completion due 31 January 2029
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Codson Hill Reservoir 1 Large Inspection ANH-2025-00018 v1
A regulation 28(4) notice for the inspection of Codson Hill Reservoir 1 Large. Completion due 31 October 2027
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Harpole (Kislingbury Reservoir) Inspection ANH-2025-00019 v1
A regulation 28(4) notice for the inspection of Harpole (Kislingbury Reservoir) Completion due 31 October 2027
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Nedging Tye Inspection ANH-2025-00021 v1
A regulation 28(4) notice for the inspection of Nedging Tye Reservoir Completion due 29 February 2028
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Newtown Pump Sump (North) Inspection ANH-2025-00022 v1
A regulation 28(4) notice for the inspection of Newtown Pump Sump N Completion due 30 November 2027
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Tiffield Reservoir Insepction ANH-2025-00023 v1
A regulation 28(4) notice for the inspection of Tiffield Reservoir Completion due 31 July 2027
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Weston Reservoir Inspection ANH-2025-00024 v1
A regulation 28(4) notice for the inspection of Weston Reservoir Completion due 30 November 2027
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Stonewall Reservoir 3 Inspection ANH-2025-00025 v1
A regulation 28(4) notice for the inspection of Stonewall Reservoir 3 Completion due 31 October 2027
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Undertakings
AMP8 Company Lead Strategy ANH-2023-00021 v3
Section 19 (1) (b) Undertaking for Company AMP8 Lead strategy. Completion date 30 April 2031.
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AMP8 PFAS Strategy ANH-2023-00022 v2
Section 19(1)(b) undertaking for risks associated with PFAS. Completion date 30 April 2031.
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Radioactivity
Radioactivity ANH-2021-00006 v2
Radioactivity monitoring exemption notice for indicative dose, radon, and tritium, where specified. Expiry Date: 31 December 2026.
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