Water Quality in Baltimore, MD (21201)

EPA violation data for public water systems serving ZIP code 21201.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 6 monitoring/reporting violations.

More violations than 60% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

18,307

Population

26

Water Systems

7

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (26)

Baltimore City-Bureau Water Su

Surface water 1,755,000 people served
0 violations

City Of Baltimore

1 health-based
Surface water 1,600,000 people served
7 violations (5yr) · 1 health-based · All resolved
Lead tested: 2.74 ppb (limit: 15 ppb)

Baltimore City Municipal Works

Surface water 500,000 people served
0 violations

Baltimore City Municipal Works

Surface water 500,000 people served
0 violations

Ashburton

Purchased surface water 500,000 people served
0 violations

Sherwood Forest Company

Surface water 1,400 people served
0 violations

University Of Maryland Medical Center

Purchased surface water 854 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Ummc - Midtown Campus Armory Building

Purchased surface water 500 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Pealstone Center-Pool Area

Groundwater 500 people served
0 violations

Loch Raven Va Medical Center

Purchased surface water 330 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Pearlstone Family - Main Building

Groundwater 170 people served
0 violations

St Peters Church And Office Bldngg

Groundwater 160 people served
0 violations

Holy Family Catholic Community

Groundwater 147 people served
0 violations

Dod Purveyor

Groundwater 132 people served
0 violations

Catholic Community Of St Francis Xavier

Groundwater 118 people served
0 violations

Pearlstone Center Pav, #2

Groundwater 110 people served
0 violations

Frederick National Guard

Groundwater 105 people served
0 violations

St Peters Parish Center-Sullivan Hall,

Groundwater 60 people served
0 violations

St Peters Thrift Shop

Groundwater 50 people served
0 violations

State Highway Adm. Dayton Maint. Shop

Groundwater 49 people served
0 violations

Ft Frederick St Park-Picnic Area 1211031

Groundwater 43 people served
0 violations

Pearlstone Conference Ctr. Sports Arena

Groundwater 29 people served
0 violations

Pearlstone Center Main Office/ White Hou

Groundwater 27 people served
0 violations

Shantytown Marina South Dock

Groundwater 25 people served
0 violations

Victor Cullen Sch( Connect To 0210001)

Groundwater 0
0 violations

St Peters Church Angel Hill

Groundwater 0
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved
ChlordaneMonitoring
1 violation
All resolved
ToxapheneMonitoring
1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved
Public NoticeMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Baltimore (21201) has more violations than 60% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 7.

Fewer violations 60th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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