Yep, on my risk assessment that comes pretty low on probability and, if we run dry, I suspect the rest of the country will be having problems as well.
There are a few farms in the valley that probably extract from the same source but they're all beef cattle and sheep so, although they use some water, they don't use as much as arable farming.
The pump has been going 30 years but, when I enquired about any maintenance regime, I was told leave well alone until it fails
