Plumbing in Hawthorne, CA — What You Should Know
Hawthorne's aerospace heritage — Northrop and SpaceX — sits atop a landscape of 1940s–60s tract homes in Holly Glen and Hawthorne Meadows, where post-war GI Bill construction means galvanized and early copper supply lines are now 60–70 years old. West Basin Municipal Water District imports create moderately hard water, and the South Bay's alluvial clay shifts with winter rains.
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