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Register Private Water Supplies in Northern Ireland (30/12/2021)

• Published by: OpenDataNI
• Last updated: 15 August 2022

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register Private Water Supplies in Northern Ireland (30/12/2021)

• Published by: OpenDataNI
• Last updated: 27 July 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register Private Water Supplies in Northern Ireland (30/12/2021)

• Published by: OpenDataNI
• Last updated: 15 December 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

River Water Quality Monitoring 1990 to 2024 Soluble Reactive Phosphorus

• Published by: OpenDataNI
• Last updated: 18 June 2026

This dataset comes from the NIEA water quality database and contains data from 1990 to 2024. The dataset may contain results which are erroneous due to typos, sampling error or contamination. ...

Register of Private Water Supplies in Northern Ireland (15/06/2023)

• Published by: OpenDataNI
• Last updated: 27 July 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (15/06/2023)

• Published by: OpenDataNI
• Last updated: 15 December 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

NI Water Additional OPEX from CAPEX 2020 2021

• Published by: OpenDataNI
• Last updated: 02 August 2023

NI Water Annual Information Return 2020 2021 Table 38 Financial Measures Capital Investment Addition Opex from Capex

Water Framework Directive (WFD) Management Catchments Cycle 2

• Published by: Natural Resources Wales
• Last updated: 14 October 2025

WFD Management Catchments Cycle 2 is a dataset collated as defined for the implementation of the Water Framework Directive (WFD). Management catchments are the unit of geography for which action...

Water Framework Directive (WFD) Management Catchments Cycle 2

• Published by: Natural Resources Wales
• Last updated: 14 February 2023

WFD Management Catchments Cycle 2 is a dataset collated as defined for the implementation of the Water Framework Directive (WFD). Management catchments are the unit of geography for which...

NIW Water Service Key Outputs and Service Delivery 2019 2020

• Published by: OpenDataNI
• Last updated: 06 April 2023

NI Water Annual Information Return Water Service Key Outputs and Service Delivery 2019 2020

UK Water Quality Sampling Harmonised Monitoring Scheme Summary Data

• Published by: Natural Resources Wales
• Last updated: 14 October 2025

The Historic UK Water Quality Sampling Harmonised Monitoring Scheme (HMS) data contains statistics for a series of water quality sampling sites including annual means, maximum and minimum values...

UK Water Quality Sampling Harmonised Monitoring Scheme Summary Data

• Published by: Natural Resources Wales
• Last updated: 22 June 2023

The Historic UK Water Quality Sampling Harmonised Monitoring Scheme (HMS) data contains statistics for a series of water quality sampling sites including annual means, maximum and minimum...

Register of Private Water Supplies in Northern Ireland (27/09/2021)

• Published by: OpenDataNI
• Last updated: 15 August 2022

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (27/09/2021)

• Published by: OpenDataNI
• Last updated: 21 March 2022

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (31/12/2023)

• Published by: OpenDataNI
• Last updated: 27 July 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (30/09/2023)

• Published by: OpenDataNI
• Last updated: 27 July 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (27/09/2021)

• Published by: OpenDataNI
• Last updated: 27 July 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (30/09/2023)

• Published by: OpenDataNI
• Last updated: 15 December 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (31/12/2023)

• Published by: OpenDataNI
• Last updated: 15 December 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...

Register of Private Water Supplies in Northern Ireland (27/09/2021)

• Published by: OpenDataNI
• Last updated: 15 December 2024

A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage Services (Northern...