Flood Risk Areas in Wales from Surface Water, 2011-2018

Flood Risk Areas for Wales identified under the Flood Risk Regulations 2009. The data represents communities where surface water flooding poses a significant risk to more than 5,000 people. It was produced by the Welsh Government for the first Preliminary Flood Risk Assessment and was valid from 2011 until being superseded in 2018.

Use Cases

• Prioritizing flood defense investments based on identified high-risk communities.
• Modeling surface water runoff and groundwater flood scenarios for urban planning.
• Assessing population exposure to flood hazards for emergency preparedness.
• Historical analysis of flood risk assessment methodologies and policy changes.

Strengths

• Data is defined by a specific regulatory framework (Flood Risk Regulations 2009).
• Risk areas were identified using a defined population threshold (>5,000 people).
• Has a clear temporal scope, being valid from 2011 to 2018.

Limitations

• Row count and specific data format are unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after download.
• Last update date is unknown; the dataset has been superseded by a newer cycle.

Provenance

Source

Welsh Government, published via the UK Government Digital Service.

Collection Method

Identified for the first Preliminary Flood Risk Assessment using Welsh Government guidance.

Time Range

2011 to 2018

Freshness

Superseded; historical data valid from 2011 to 2018.

Geography

Wales, United Kingdom