Register of Private Water Supplies in Northern Ireland as of June 2021

A register of private water supplies intended for human consumption in Northern Ireland, required by the Private Water Supplies Regulations (Northern Ireland) 2017. The spatial dataset represents supplies with 100m by 100m square polygons and includes both currently and historically monitored supplies. The dataset was created by the Drinking Water Inspectorate on 29 June 2021.

Use Cases

• Map the distribution of private water supplies based on the polygon layer
• Monitor compliance and safety for supplies to public or commercial premises mentioned in the regulations
• Analyze historical versus current monitoring coverage for private dwellings
• Integrate water supply locations into environmental or public health dashboards

Strengths

• Data is mandated by official regulations (The Private Water Supplies Regulations (Northern Ireland) 2017), ensuring a legal basis for collection
• Includes both current and historical monitoring records, providing temporal context
• Available in multiple geospatial formats (KML, ESRI SHAPE, GEOJSON) for interoperability

Limitations

• Row count is unknown, which may limit suitability assessment
• Column-level documentation is absent; field semantics must be inferred after download
• The dataset was superseded on 27 September 2021, indicating it is not the current version

Provenance

Source

Drinking Water Inspectorate (DWI), Northern Ireland

Collection Method

Official registry required by regulation, with spatial representation as 100m by 100m squares around registered supplies

Time Range

Data snapshot as of 29 June 2021; includes historical records

Freshness

Last update date is unknown; dataset was superseded in September 2021.

Geography

Northern Ireland