Thames Water Improvement Programmes
Notices
Risk from Flooding TMS 3892 V2
Regulation 28(4) notice for site contamination (risk from flooding) at various sites. Version 2. Due for completion 01 March 2025.
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Turbidity TMS 3912 V3
Regulation 28(4) notice for turbidity at all sites. Version 3. Due for completion TBC.
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Netley Mill works TMS-2019-00003 V5
Regulation 28(4) notice for various parameters at Netley Mill works. Version 5. Due for completion 30 April 2026.
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Farnborough Service Reservoir Chain TMS-2021-00002 V2
Regulation 28(4) notice for the Farnborough Service Reservoir chain. Version 2. Due for completion TBC.
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Interstage Asset Ingress TMS-2021-00003 V4
Regulation 28(4) notice for various parameters at various interstage assets. Version 4. Due for completion 28 February 2027.
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Service Reservoirs Turnover and Chlorine Residual TMS-2021-00004 V2
Regulation 28(4) notice for various service reservoirs. Version 2. Due for completion TBC.
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Clatford works TMS-2021-00005 V3
Regulation 28(4) notice for Bentazone at Clatford works. Version 3. Completion date: 31 October 2028
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Tanks Inspection and Cleaning TMS-2022-00001 V2
Regulation 28(4) notice for inspection and cleaning of tanks. Version 2. Due for completion TBC.
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Epping Forest TMS-2022-00003 V2
Regulation 28(4) notice for parameters in the zone. Version 2. Due for completion TBC.
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Baunton Water Treatment Works, Cryptosporidium and Turbidity Risk TMS-2022-00004 v2
Regulation 28(4) notice for Cryptosporidium and turbidity at Baunton works. Completion date: 31 December 2024
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West Wickham Water Treatment Works, Cryptosporidium and Turbidity Risk TMS-2022-00005
Regulation 28(4) notice for Cryptosporidium and turbidity at West Wickham works. Due for completion TBC.
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Wilmington Water Treatment Works, Cryptosporidium Risk TMS-2022-00006
Regulation 28(4) notice for Cryptosporidium at Wilmington works. Due for completion TBC
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Chinnor works turbidity risk TMS-2022-00007 V2
Regulation 28(4) notice for turbidity at Chinnor works. Version 2. Completion date: TBC
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Lullingstone works turbidity risk TMS-2022-00008 V2
Regulation 28(4) notice for turbidity at Lullingstone works. Version 2. Completion date: TBC
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Streatham works turbidity risk TMS-2022-00009
Regulation 28(4) notice for turbidity at Streatham works. Completion date: 31 January 2026.
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Ashbury Hill service reservoir Inspect and Clean TMS-2022-00010 v2
Regulation 28(4) notice for Inspecting and cleaning Ashbury Hill SR. Completion date: 30 November 2031.
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Sezincote service reservoir Inspect and Clean TMS-2022-00012 v2
Regulation 28(4) notice for Inspecting and cleaning Sezincote SR. Completion date: 28 February 2032
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Hampton Works Contact Tanks Inspection, Remediation and Cleaning TMS-2023-00001 v2
Regulation 28(4) notice for Hampton Water Treatment Works, Contact Tanks Inspection, Remediation and Cleaning. Completion date: 31 July 2026.
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AMP8 Coppermills Works TMS-2023-00008 v1
Regulation 28(4) notice for risks associated with Cryptosporidium and turbidity. Completion date 30 April 2031.
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AMP8 Ashford Common Works TMS-2023-00009 v1
Regulation 28(4) notice for risks associated with Cryptosporidium and turbidity. Completion date 30 April 2031.
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AMP8 Kempton Park Works TMS-2023-00010 v1
Regulation 28(4) notice for risks associated with Cryptosporidium and turbidity. Completion date 30 April 2035.
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AMP8 Hampton Works TMS-2023-00011 v1
Regulation 28(4) notice for risks associated with Cryptosporidium and turbidity. Completion date 30 April 2031.
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Sheeplands Works Cryptosporidium TMS-2024-00002
Regulation 28(4) notice for risks associated with Cryptosporidium and turbidity. Completion date 31 August 2027.
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Bowsey Service Reservoir Clean and Inspect TMS-2024-00007
Regulation 28(4) notice for risks associated with bacteriological parameters, chlorine, contamination and supply resilience. Completion date 31 December 2032.
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Undertakings
Coppermills, Chingford South, Farmoor, Swinford, Fobney, Hornsey, Shalford, Walton, Hampton, Ashford and Kempton works TMS-2019-00002
Section 19 Undertaking for metaldehyde at Coppermills, Chingford South, Farmoor, Swinfrod, Fobney, Hornsey, Shalford, Walton, Hampton, Ashford and Kempton works. Completion date: 31 March 2025.
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Bulk Imports Metaldehyde TMS-2020-00006
Section 19 Undertaking for Metaldehyde from bulk imports from Grafham, Morcott and Wing works. Completion date: 30 April 2025.
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AMP8 PFAS Strategy TMS-2023-00012 v1
Section 19 undertaking for risks associated with PFAS. Completion date: 30 April 2031.
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AMP8 Lead Strategy TMS-2023-00013 v1
Section 19 undertaking for risks associated with lead. Completion date: 30 April 2031.
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Enforcement Orders
Sampling Shortfall – TMS-2022-00013
Section 18 final enforcement order- proposal to revoke. Consultation period ends 11 October 2024.
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Radioactivity
Notice Reference: TMS-2021-00006
Radioactivity monitoring exemption notice for indicative dose, radon, and tritium. Expiry date: 31 December 2026.
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