Quality, Affordable, Reliable…

Since 1876, Marshalltown Water Works (MWW) has been committed to providing the City of Marshalltown with safe, high quality drinking water. On an average day, MWW treats 6.5 million gallons of water.  Our biggest days range from 9 to 10 million gallons.  At our treatment plant, we soften and disinfect ground water, to provide a safe, great tasting product for you.  MWW currently provides service to 10,127 accounts through a network of approximately 160 miles of water main,  4 water towers and 1 booster station.

Water Service Basics

Service Line Warranty

Avoid Frozen Pipes