dataset · Northern Ireland

Boundaries of Special Areas of Conservation (SACs) of Northern Ireland (excludes offshore areas)

This resource contains the spatial dataset of Special Areas of Conservation in Northern Ireland (excluding offshore areas), **last updated in May 2018**. The date of the latest update to the data is shown in the file name. The spatial dataset for SACs of Great Britain is available as a separate [resource](https://hub.jncc.gov.uk/assets/52b4e00d-798e-4fbe-a6ca-2c5735ddf049). Special Areas of Conservation (SACs) and Special Protection Areas (SPAs) form the UK’s National Site Network. JNCC maintain

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Source details

Licence: ["No limitations"]

Evidence quality: 41.6

Listed in data.gov.uk public catalogue API on 2026-10-16; relevance/value screened (haiku).

Metadata checked: 2026-10-14T13:20:00.000Z

What's in it

Data offered docs-verified: Special Areas of Conservation (SAC) boundaries, Northern Ireland (spatial dataset, excluding offshore areas)
Coverage docs-verified: Northern Ireland (excluding offshore areas)
Update frequency docs-verified: Irregular, periodic (last updated May 2018)
Access docs-verified: Free; no access constraints. Content available under the Open Government Licence v3.0 (per site footer)

Useful for

Use cases llm-inferred: SAC constraints screening for Northern Ireland site appraisals and development boundaries · HRA/EIA screening: checking proximity of proposed drainage outfalls or works to SAC boundaries · GIS constraints layer for Northern Ireland drainage strategy or site selection · Ecological desk study context mapping for Northern Ireland projects
Audience llm-inferred: environmental consultants · ecologists · planners · GIS analysts · civils engineers

Limitations

Constraints docs-verified: Data last updated May 2018; does not reflect later network changes · Excludes offshore areas · Latest boundaries may be held by the statutory nature conservation body rather than JNCC

Evidence

Check upstream coverage, uncertainty and licence before use. Station observations are not forecasts or design levels.