Water Leaking - Any idea?

[The Hoff]

Noticed today there was a leakage forming from under the front driver side wheel arch area, appeared to be only water.

Radiator levels look ok, as does washer bottle. Can't see any obvious leakage from in the engine, but wondered if anybody has any other ideas, no warning lights on or anything like that and car appears to drive fine.

My only real suspicion is possibly the A/C unit as the piping runs along the left side of the engine, but as said can't see any obvious drippage.

Ideas?

 

[The Hoff]

Hmm having done a quick search it seems common that the headlight washers block/fail, so it could be water from that as I've been caining the washers with the weather/salt.