Groundwater Protection Area for the Drentsche Aa Water Source, December 2009

A geospatial dataset defining a groundwater protection zone for the Drentsche Aa surface water extraction point used for drinking water supply. The data was published by the Dutch Ministry of the Interior and Kingdom Relations under a Creative Commons Public Domain Mark 1.0 license. The specific version documented is from December 2009.

Use Cases

• Delineate drinking water source protection zones based on the defined groundwater protection area.
• Model potential contamination risks to surface water extraction points based on the protected zone boundaries.
• Support land-use planning decisions near sensitive water infrastructure based on the protection area map.
• Analyze historical environmental policy and zoning for the Drentsche Aa region based on the 2009 snapshot.

Strengths

• Dataset has a clear, specific purpose related to drinking water source protection.
• Provenance is established, originating from a national government ministry.
• Released under a permissive public domain license (CC-PDM-1.0).

Limitations

• Row count and data scale are unknown, which may limit suitability assessment.
• Last update date is unknown; the data is a snapshot from 2009 and may not reflect current conditions.
• Column-level documentation is absent; field semantics and data structure must be inferred after download.

Provenance

Source

Ministerie van Binnenlandse Zaken en Koninkrijksrelaties (Dutch Ministry of the Interior and Kingdom Relations)

Collection Method

Likely produced for environmental regulation and water resource management.

Time Range

Snapshot from December 2009.

Freshness

Snapshot from December 2009; update frequency is unknown.

Geography

Drentsche Aa region in the Netherlands.