Ellicott City, Maryland Tap Water Quality

Free EPA data for 28 community water systems serving 10,497+ residents. Click any system to see violations, lead test results, and a safety grade.

GLENELG HIGH SCHOOL A

ELLICOTT CITY, MD · 1,532 people · Groundwater ✓ No recent health violations

BUSHY PARK ES/GLENWOOD MS COMPLEX A

ELLICOTT CITY, MD · 1,500 people · Groundwater ✓ No recent health violations

GLENELG COUNTRY SCHOOL B

ELLICOTT CITY, MD · 950 people · Groundwater 1 health violation in past 5 yrs

PATAPSCO STATE PARK ( MCKELDIN A) A

ELLICOTT CITY, MD · 700 people · Groundwater ✓ No recent health violations

JIFFY MART FINKSBURG A

ELLICOTT CITY, MD · 700 people · Groundwater ✓ No recent health violations

FOLLY QUARTER MIDDLE SCHOOL A

ELLICOTT CITY, MD · 667 people · Groundwater ✓ No recent health violations

DAYTON OAKS ELEMENTARY SCHOOL A

ELLICOTT CITY, MD · 595 people · Groundwater ✓ No recent health violations

TRIADELPHIA RIDGE ELEMENTARY A

ELLICOTT CITY, MD · 507 people · Groundwater ✓ No recent health violations

LISBON ELEMENTARY SCHOOL A

ELLICOTT CITY, MD · 492 people · Groundwater ✓ No recent health violations

DUNKIN DONUTS - WOODBINE A

ELLICOTT CITY, MD · 363 people · Groundwater ✓ No recent health violations

WEST FRIENDSHIP ELEMENTARY SCHOOL A

ELLICOTT CITY, MD · 350 people · Groundwater ✓ No recent health violations

LUTHERAN VILLAGE AT MILLER'S GRANT A

ELLICOTT CITY, MD · 315 people · Surface Water Purchased ✓ No recent health violations

SCHOOLEY MILL PARK A

ELLICOTT CITY, MD · 307 people · Groundwater ✓ No recent health violations

COUNTRY CORNER SNOWBALL, INC A

ELLICOTT CITY, MD · 259 people · Groundwater ✓ No recent health violations

FINKSBURG CROWN A

ELLICOTT CITY, MD · 200 people · Groundwater ✓ No recent health violations

PATAPSCO STATE PARK - AREA D A

ELLICOTT CITY, MD · 200 people · Groundwater ✓ No recent health violations

ROCKBROOK VILLAGE MOBILE HOME PARK A

ELLICOTT CITY, MD · 150 people · Groundwater ✓ No recent health violations

BELMONT CONF CENTER MANOR HOUSE A

ELLICOTT CITY, MD · 110 people · Groundwater ✓ No recent health violations

PATAPSCO STATE PARK (MCKELDIN B) A

ELLICOTT CITY, MD · 100 people · Groundwater ✓ No recent health violations

ST.THOMAS SYRIAN ORTHODOX CHURCH A

ELLICOTT CITY, MD · 80 people · Groundwater ✓ No recent health violations

LAKEVIEW MHP LLC A

ELLICOTT CITY, MD · 76 people · Groundwater ✓ No recent health violations

FOX & BARREL FARM CAFE A

ELLICOTT CITY, MD · 76 people · Groundwater ✓ No recent health violations

SULLIVANS MOBILE HOME PARK COMMUNITY A

ELLICOTT CITY, MD · 70 people · Groundwater ✓ No recent health violations

LIBERTY MARATHON A

ELLICOTT CITY, MD · 50 people · Groundwater ✓ No recent health violations

BUREAU OF HIGHWAYS COOKSVILLE A

ELLICOTT CITY, MD · 44 people · Groundwater ✓ No recent health violations

TAYLORSVILLE MHC, LLC A

ELLICOTT CITY, MD · 38 people · Groundwater ✓ No recent health violations

U.M. CENTRAL MD RESEARCH & EDUCATION CTR A

ELLICOTT CITY, MD · 36 people · Groundwater ✓ No recent health violations

WILLIAMS GAS PIPELINE STATION #190 A

ELLICOTT CITY, MD · 30 people · Groundwater ✓ No recent health violations

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Ellicott City Drinking Water: Frequently Asked Questions

Is Ellicott City, Maryland tap water safe to drink?

Ellicott City has 28 community water systems regulated by the EPA. Each system is required to test regularly for hundreds of contaminants and publicly report any violations. Click any water system listed above to see its specific violation history, lead test results, and a plain-English safety grade.

How many water utilities serve Ellicott City, Maryland?

28 community water systems serve Ellicott City, Maryland, providing water to approximately 10,497 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.

Does Ellicott City tap water have lead?

Lead in drinking water typically enters from old pipes and fixtures inside homes and buildings, not from the treatment plant. The EPA requires water systems to monitor for lead under the Lead and Copper Rule. Click any water system above to see its most recent 90th-percentile lead test results. Homes built before 1986 are most likely to have lead plumbing components.

What contaminants have been found in Ellicott City drinking water?

EPA violation records for Ellicott City water systems are listed on each utility's report page. Common regulated contaminants include disinfection byproducts (TTHMs, HAA5), coliform bacteria, nitrates, and lead. Click any utility above to see its full violation history going back 10 years.

How do I find out which water company serves my address in Ellicott City?

Enter your Ellicott City ZIP code in the search box at the top of this page. ClearWater will identify the specific water system serving your area and show you its EPA violation history, lead test results, and an overall safety grade. You can also check your water bill or your utility's annual Consumer Confidence Report (CCR).