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Tap Water Quality in Berlin, Maryland (ZIP 21811)

Serving Berlin, Maryland

Monitor

2 above health guidelines

City

125+

Tested

Above Guidelines

Utilities

Is the Tap Water Safe in Berlin, Maryland?

Tap water in Berlin, Maryland (ZIP 21811) has 2 contaminants above EPA health-based guidelines (MCLGs) in at least one of the 1 city served. We recommend reviewing detailed city reports below and considering a certified water filter for additional protection.

ZIP 21811 is served by 2 water utilities providing water to Berlin. Water quality varies by utility and city. Click on the cities below to see detailed reports for your specific area.

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Water Quality Report for ZIP 21811

2 contaminants above EPA health guidelines

These levels represent the worst case across all cities in this ZIP code. Check individual city reports for specific details.

Radium, combined (-226 & -228)

Found in Berlin

0.9 pCi/L

Guideline: 0 pCi/L

Gross Alpha (Excl. Radon and Uranium)

Found in Berlin

2.1 pCi/L

Guideline: 0 pCi/L

Water Utilities Serving ZIP 21811

TOWN OF BERLIN

People Served:

4,500

Contact:

410-641-3845

Water Source:

Groundwater

Contaminants Tested:

ST. MARTINS BY THE BAY

People Served:

120

Contact:

Not available

Water Source:

Groundwater

Contaminants Tested:

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Best Water Filters for Berlin (ZIP 21811)

Based on the contaminants found in your area, we recommend NSF-certified water filters that can remove the specific contaminants above health guidelines.

Reverse Osmosis Filters Under-Sink Filters View All Filters

Frequently Asked Questions about Berlin Tap Water

Is the tap water safe in Berlin, Maryland (ZIP 21811)?

Tap water in Berlin, Maryland (ZIP 21811) has 2 contaminants above EPA health-based guidelines (MCLGs) in at least one of the 1 city served. We recommend reviewing the detailed city reports below and considering a certified water filter for additional protection.

Which water utilities serve ZIP code 21811?

ZIP code 21811 is served by 2 water utilities: TOWN OF BERLIN, ST. MARTINS BY THE BAY.

How do I pay my water bill in Berlin (ZIP 21811)?

TOWN OF BERLIN (the largest utility serving ZIP 21811) handles billing for most Berlin addresses. Call 410-641-3845 to pay your bill or set up online payments. Other utilities serve smaller pockets of this ZIP — check the utility list below if you don't recognize TOWN OF BERLIN.

What contaminants are in Berlin water (ZIP 21811)?

Water testing in ZIP 21811 found 2 contaminants above EPA health guidelines: Radium, combined (-226 & -228), Gross Alpha (Excl. Radon and Uranium).

Should I use a water filter in Berlin (ZIP 21811)?

Yes, we recommend using an NSF-certified water filter for ZIP 21811 because 2 contaminants are above EPA health guidelines. Reverse osmosis systems or under-sink filters certified to remove the specific contaminants found in your water are recommended.

What cities are in ZIP code 21811?

ZIP code 21811 serves Berlin, Maryland.

How we built this page

Water-quality data on this page comes from public federal and state records for the 2 utilityies serving ZIP 21811. We refresh each utility's record whenever its underlying source publishes new data.

Contaminants & violations: EPA Safe Drinking Water Information System (SDWIS) plus the Unregulated Contaminant Monitoring Rule (UCMR-5) for PFAS and emerging contaminants.
Annual reports: the most recent published Consumer Confidence Report (CCR) from each utility serving this ZIP, where available.
Service area & contact: EPA SDWIS plus the Maryland Department of Environmental Protection / Drinking Water program.

Spotted a data issue? Use the Spotted something off? link at the bottom of the page — corrections feed back into the next data refresh. Learn more about TapWaterData.

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