Question

why there is hot water in winter in our house and cold water in summer in summer motor

Answer 1

Ground water doesn't change its temperature, the temperature of environment above ground changes at summer and winter. Since the heating or cooling of surface doesn't pass through soil to ground water we feel that it's warm in winter and cool in summer. ... It's the same temperature year-round (roughly).

Answer 2

Bec thish water for drinking in whether situations.