Interruption To Your Water Supply - Harpenden & Wheathampstead - AL3/AL4/AL5
How are we doing?
View our frequently asked questions >
contact us >
New customer? Start here.
Customer Challenge Group
Our independent Customer Challenge Group advise, challenge and support us in development of our plans to ensure they reflect customer's priorities.
More about the CCG
River Lea restoration
Find out about the improvements we have made to the River Lea at Manor Park over the summer.
Investor Relations, Finance Department
Affinity Water Limited
Tamblin Way Hatfield
Hertfordshire AL10 9EZ
Our business plan
Every five years, all water companies are required to submit a Business Plan to Ofwat, the economic regulator.
View our plan
See the latest Annual financial reports and investor updates.
View our reports
Are you a supplier based in our supply area? We work to encourage the best possible participation in our procurement process.
View our tenders
Hello. Sign in.
You are here : At Home > Corporate > Plans > Latest reports
This page contains information about our water resource plans, reports and supplementary documents describing our water resources situation.
Water Resources Management Plan 2020-2080
Deployable Output and Climate Change Impact Assessment
Deployable Output and Drought Plan links
Climate Change Vulnerability Assessment
AMP6 NEP Progress and Summary of WINEP PR19 Schemes
Water Resource Zone Integrity
Draft Drought Management Plan 2018
Problem Characterisation Report
Household Demand Forecast - MLR Modelling Report
Household Demand Forecast - Micro-Component Report
Domestic Housing and Population Forecast
Population, Household and Dwellings Forecasts (Experian)
Non-Household Demand Forecasting Summary Report
Dry Year Annual Average (DYAA) and Critical Period Factors Analysis
Metering Cost Benefit Analysis
Overarching Demand Forecast Report
Unconstrained Options Report - Supply Options
Unconstrained Options Report and Screening Results - Demand Management Options
AECOM Screening Methodology (Supply Options)
LRMC Cost Model Update
Supply Side & Constrained Options Report Vol 1
Supply Side & Constrained Options Report Vol 2
Water Demand Management Framework- Assessment of Demand Options
Leakage Strategy Report
ELL and SELL Determination 2016
Economics of Balancing Supply and Demand Modelling and Decision Making Process
SEA Scoping Report v1
SEA Scoping Report v2
SEA Environmental Report
SEA Environmental Report Appendices
Habitat Regulations Assessment
Water Framework Directive Report
National and Regional Water Resources Modelling Report
Water Company and Third Party Bulk Transfers
Strategic Options Programme Report
The purpose of the WRP tables is to assist readers of the main plan to understand how we have calculated our supply-demand balance on a water resource zone (WRZ) level, along with presenting the timing of options selected to maintain this balance. Our WRP tables will be consistent with our revised Market Information tables.
WRP Tables: Commentary & Exception Report
Engaging with our Customers,
Communities and Stakeholders
Documents will not be published on our website and unredacted as otherwise readers are not able to assess and comment on the documents. If requested, an unredacted paper copy will be provided to a name and address within our operational area by post or to a legitimate concern or make available for inspection at our offices in Hatfield, Folkestone and Manningtree. Electronic pdf copies will be provided only after verification of identity and under agreement for their own use and not for distribution.
The exception to this is for the Strategic Environmental Assessment Reports (reference 4.11 and 4.11.1) and Habitats Regulations Assessment (Reference 4.12) (PDF 1.6MB).
Registered office: Tamblin Way, Hatfield, Hertfordshire, AL10 9EZ.
Website design & build by Switch