Water Hardness in Delaware Cities

Water Hardness in Delaware Cities

Water hardness in Delaware, characterized by the amount of dissolved minerals such as calcium and magnesium, can significantly differ among various cities across the state due to its varied geological landscapes. Situated on the East Coast of the U.S., Delaware’s water hardness levels reflect the geological diversity within the state.

Across Delaware, water hardness can range from moderately soft to very hard, depending on the geological makeup of the area and the source of the water supply. For example, coastal areas often have softer water due to the influence of river basins and the Atlantic Coastal Plain’s sedimentary deposits, while regions in the northern part of the state near the Piedmont may experience harder water due to the presence of metamorphic rock formations.

The variation in water hardness throughout Delaware influences not only the taste and aesthetics of the water but also the efficiency of soaps and detergents, plumbing maintenance, and the lifespan of appliances that utilize water. Given the state’s considerable geological diversity, water hardness is not uniform, highlighting the need for localized water treatment solutions and ongoing monitoring of water quality.

In the provided data, the water hardness levels show substantial variations across different cities in Delaware. Among the cities for which data is reported, the highest water hardness level is recorded in Odessa with a hardness of 130.0 ppm, 7.59 gpg. Conversely, the city with the lowest recorded water hardness level is Ocean View, reporting a hardness of 12.0 ppm, 0.70 gpg.

City Hardness ppm (mg/L) Hardness gpg Information Source Notes
Wilmington 120.50 7.04 Link
Dover 55.40 3.24 Link
Newark n/a n/a Link Alkalinity only
Middletown n/a n/a Link Alkalinity only
Smyrna n/a n/a Link Alkalinity only
Milford n/a n/a Link
Seaford n/a n/a Link
Georgetown n/a n/a Link
Millsboro n/a n/a Link
Elsmere 120.50 7.04 Link Covered by Wilmington
New Castle n/a n/a Link
Camden 94.00 5.49 Link
Laurel n/a n/a Link Alkalinity only
Clayton n/a n/a Link Alkalinity only
Harrington n/a n/a Link Alkalinity only
Milton n/a n/a Link Alkalinity only
Lewes n/a n/a Link
Selbyville n/a n/a Link
Townsend 79.00 4.62 Link
Ocean View 12.00 0.70 Link
Bridgeville n/a n/a Link Alkalinity only
Delmar n/a n/a Link Searched through linked website for source water assessment
Cheswold 42.00 2.45 Link Covered by Burtonwood Village Water System
Millville 39.00 2.28 Link DE0000221
Delaware City 24.50 1.43 Link
Wyoming n/a n/a Link Alkalinity only
Felton n/a n/a Link Alkalinity only
Blades n/a n/a Link Alkalinity only
Bellefonte n/a n/a Link
Rehoboth Beach n/a n/a Link Alkalinity only
Frederica n/a n/a Link Alkalinity only
Greenwood n/a n/a Link Alkalinity only
Bethany Beach n/a n/a Link Alkalinity only
Dagsboro 47.00 2.75 Link Part of Southern Sussex Regional Water
Newport 79.00 4.62 Link
Frankford n/a n/a Link Alkalinity only
Ellendale n/a n/a Link All but one neighborhood use individual wells.
South Bethany 83.00 4.85 Link
Arden 79.00 4.62 Link
Houston n/a n/a Link No online CCR, only thing in EPA search was a campground.
Dewey Beach n/a n/a Link
Odessa 130.00 7.59 Link
Fenwick Island 47.00 2.75 Link Part of Southern Sussex Regional Water
Bowers n/a n/a Link Covered by Frederica
Magnolia n/a n/a Link Alkalinity only
Ardentown 79.00 4.62 Link
Bethel 47.00 2.75 Link Part of Southern Sussex Regional Water
Ardencroft 79.00 4.62 Link
Slaughter Beach 84.00 4.91 Link
Kenton n/a n/a Link Doesn’t appear to have online water utility. Nothing turning up on EPA search either. Might be all wells
Little Creek n/a n/a Link
Woodside 56.00 3.27 Link
Leipsic n/a n/a Link
Henlopen Acres n/a n/a Link Alkalinity only
Viola 56.00 3.27 Link
Farmington 56.00 3.27 Link
Hartly 56.00 3.27 Link
Delaware cities by population and their reported water hardness
ppm = Parts Per Million
mg/L = Milligrams Per Liter
gpg = Grains Per Gallon

Hard water can cause issues such as mineral buildup in plumbing and appliances, reduce the efficacy of soaps and detergents, and affect the taste of the water. A tried and true solution is the use of a water softener. A water softener, like the ones from DROP, could be a worthwhile investment.

These devices work by replacing the calcium and magnesium ions that cause hardness with sodium ions, resulting in softer water. With innovative features, easy installation, and efficient operation, DROP smart water softeners provide a solution to hard water issues, extending the lifespan of appliances, improving water taste, enhancing soap effectiveness, reducing scale build-up, and increasing the overall water efficiency in your home.

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