IRELAND · LANDSCAPE · GEOLOGY & SOILS
Bedrock Geology (100k)
FreeDrawn as areasAppears from zoom level 10In the app's radius search
What this layer shows
GSI's 1:100,000 bedrock map: 25,959 mapped units with their rock type and stratigraphy. The base layer for site investigation, wells and foundations, free like its aquifer siblings.
Where the data comes from
ARCGIS · gsi.geodata.gov.ie
Merestone asks this service live for the area on screen. Nothing is copied or stored beyond a short cache.
Facts shown for each feature
Lithology · Stratigraphic code · Sheet
In these presets
Groundwater & geology
Aquifers, vulnerability, subsoils, bedrock and radon.