“The trend of paving over gardens is putting Exeter homes at risk of flooding as the city is set to see a 73 per cent increase in rain, and paved gardens could see the city’s drains overwhelmed. …”

http://www.exeterexpressandecho.co.uk/exeter-rainfall-to-increase-by-73-per-cent-and-your-paved-garden-will-make-the-city-flood/story-30073383-detail/story.html

One can presume that this includes the East Devon area. Cranbrook is already a concrete jungle and those close to rivers or on flood plains will be particularly hard hit.

And just imagine the effect on properties around it of building on and paving over the proposed Sidford Industrial estate, not to mention its effect on the River Sid!