water in Jane Austen's time

How did clean drinking water arrive in the various kinds of households Jane Austen wrote about?  We see rich people's homes in her novels and economically stressed but still middle class homes such as parsonages with a few servants. We get glimpses of poor tenant farmers and even fewer glimpses of the lives of servants of Austen's main characters. I think it fair to conclude that Austen was not much interested in classism except how class status affected her single female characters and their pursuit of husbands. I'm not criticizing her. She wrote about what she was inspired to write about.  It's just that I have learned what little I know about what day-to-day human life