Millville Water Hardness & Quality Report (2026)

Millville, New Jersey, in Cumberland County — a major south New Jersey Cumberland County city (Millville is a significant Cumberland County city — a south New Jersey Coastal Plain community in the Maurice River Valley; Millville is best known as the 'Holly City of America' (holly trees and holly wreaths have been harvested from the New Jersey Pine Barrens and south Jersey woodlands in the Millville area and sold nationwide since the 19th century)); Millville is famous for its glassmaking heritage — Wheaton Arts and Cultural Center in Millville (one of the most significant American crafts centers in the East; the former T.C. Wheaton Glass factory campus is now a museum and working glassblowing village preserving the south Jersey glassblowing tradition), a diverse Cumberland County community with a significant Puerto Rican-American, African-American, and working-class manufacturing heritage population, home of the Millville Army Air Field Memorial Museum (where the first US fighter pilot, Ralph Diaz, trained), adjacent to Vineland in the south Cumberland County corridor — draws its municipal water supply via the Millville Municipal Water Division. Water hardness in Millville measures 97.5 mg/L — classified as moderately soft.

Millville's moderate softness reflects the south New Jersey Coastal Plain Kirkwood–Cohansey aquifer's calcareous-poor character. The Kirkwood–Cohansey Aquifer at Millville draws from Miocene calcareous-poor sands (calcareous-poor). Millville Water treatment produces the moderately soft 97.5 mg/L.

With hardness at 97.5 mg/L, Millville residents enjoy moderately soft water. Millville Municipal Water Division consistently delivers water meeting all New Jersey DEP and EPA Safe Drinking Water Act requirements.