Baltimore, Maryland Tap Water Quality

Free EPA data for 30 community water systems serving 1,619,005+ residents. Click any system to see violations, lead test results, and a safety grade.

CITY OF BALTIMORE C

BALTIMORE, MD · 1,600,000 people · Surface Water 2 health violations in past 5 yrs

JOHNS HOPKINS UNIVERSITY A

BALTIMORE, MD · 2,058 people ✓ No recent health violations

ROYAL FARMS #206 A

BALTIMORE, MD · 1,473 people · Groundwater ✓ No recent health violations

HEREFORD HIGH SCHOOL A

BALTIMORE, MD · 1,300 people · Groundwater ✓ No recent health violations

ROYAL FARMS #135 A

BALTIMORE, MD · 1,178 people · Groundwater ✓ No recent health violations

HEREFORD MIDDLE SCHOOL A

BALTIMORE, MD · 1,050 people · Groundwater ✓ No recent health violations

ROYAL FARMS #185 A

BALTIMORE, MD · 1,031 people · Groundwater ✓ No recent health violations

BAIS YAAKOV SCHOOL FOR GIRLS A

BALTIMORE, MD · 940 people · Groundwater ✓ No recent health violations

ROYAL FARMS #113 A

BALTIMORE, MD · 900 people · Groundwater ✓ No recent health violations

ROYAL FARMS STORE #32 A

BALTIMORE, MD · 809 people · Groundwater ✓ No recent health violations

ROYAL FARMS #62 A

BALTIMORE, MD · 806 people · Groundwater ✓ No recent health violations

SEVEN-ELEVEN - HAMPSTEAD A

BALTIMORE, MD · 800 people · Groundwater ✓ No recent health violations

JACKSONVILLE ELEMENTARY A

BALTIMORE, MD · 618 people · Groundwater ✓ No recent health violations

KESWICK MULTI-CARE CENTER C

BALTIMORE, MD · 575 people · Surface Water Purchased 2 health violations in past 5 yrs

SPARKS ELEMENTARY SCHOOL A

BALTIMORE, MD · 537 people · Groundwater ✓ No recent health violations

HEREFORD PLAZA (MICHAELS PIZZA, 7-11) B

BALTIMORE, MD · 520 people · Groundwater 1 health violation in past 5 yrs

PEALSTONE CENTER-POOL AREA A

BALTIMORE, MD · 500 people · Groundwater ✓ No recent health violations

PRETTYBOY ELEMENTARY SCHOOL A

BALTIMORE, MD · 460 people · Groundwater ✓ No recent health violations

SEVENTH DISTRICT ELEMENTARY A

BALTIMORE, MD · 437 people · Groundwater ✓ No recent health violations

BALTIMORE, MD · 416 people · Groundwater ✓ No recent health violations

KINGSVILLE ELEMENTARY SCHOOL A

BALTIMORE, MD · 391 people · Groundwater ✓ No recent health violations

CARROLL MANOR ELEMENTARY SCHOOL A

BALTIMORE, MD · 370 people · Groundwater ✓ No recent health violations

FIFTH DISTRICT ELEMENTARY A

BALTIMORE, MD · 301 people · Groundwater ✓ No recent health violations

HIGHS #23 - MANCHESTER A

BALTIMORE, MD · 300 people · Groundwater ✓ No recent health violations

CAMPUS HILLS WATER WORKS A

BALTIMORE, MD · 250 people · Groundwater ✓ No recent health violations

ROYAL FARMS #190 A

BALTIMORE, MD · 228 people · Groundwater ✓ No recent health violations

MARCH LIFE TRIBUTE CENTER A

BALTIMORE, MD · 210 people · Groundwater ✓ No recent health violations

CARROLL MOTOR FUELS LOTHIAN A

BALTIMORE, MD · 202 people · Groundwater ✓ No recent health violations

I-97 OFFICE COMPLEX A

BALTIMORE, MD · 175 people · Groundwater ✓ No recent health violations

PEARLSTONE FAMILY - MAIN BUILDING A

BALTIMORE, MD · 170 people · Groundwater ✓ No recent health violations

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Baltimore Drinking Water: Frequently Asked Questions

Is Baltimore, Maryland tap water safe to drink?

Baltimore has 30 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 Baltimore, Maryland?

30 community water systems serve Baltimore, Maryland, providing water to approximately 1,619,005 people. Different neighborhoods may be served by different utilities. Enter your ZIP code at the top to find your specific provider.

Does Baltimore 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 Baltimore drinking water?

EPA violation records for Baltimore 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 Baltimore?

Enter your Baltimore 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).