FutureThames iMap Geology


 

Combined geology legend

Combined geology legend

Bedrock geology legend

Bedrock geology legend

Superficial deposits legend

Superficial deposits legend

Engineering geology legend

Engineering geology legend

Hydrogeology legend

Aquifer productivity

Rocks with no groundwater
Low aquifer productivity Low aquifer productivity
Moderate aquifer productivity Moderate aquifer productivity
High aquifer productivity High aquifer productivity

Flow in fractures and other discontinuities

Significant intergranular flow

3D geological mapping

Earthquakes

Yellow circle Historical earthquake

Yellow circle Modern instrument recorded earthquake