NO WAY! Things do tend to happen when we move but hard water doesn't make it all out of bounds. There are likely to be several things that are giving you fits. Just don't settle for the easy answer of it being the water. Many of us do work with really hard water. Small things like a lack of balance between the calcium and magnesium for instance? For an easy test on this theory, try adding a touch of epsum salt as a cheap trial for plant growth?