Water Quality in Baltimore, MD (21211)
EPA violation data for public water systems serving ZIP code 21211.
Past Health-Based Violations
3 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 16 monitoring/reporting violations.
More violations than 72% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
14,969
Population
34
Water Systems
19
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (34)
Baltimore City-Bureau Water Su
City Of Baltimore
1 health-basedAshburton
Baltimore City Municipal Works
Baltimore City Municipal Works
Royal Farms #108 - Cape Charles
Royal Farms #206
Royal Farms #135
Royal Farms #185
Royal Farms - Opal
Royal Farms #253- Port Royal
Royal Farms #113
Royal Farm Store #1
Royal Farms Store #32
Royal Farms #62
Royal Farms Store 214
Royal Farms #80, Queen Anne
Keswick Multi-Care Center
1 health-basedRoyal Farms Kingstown #18
Royal Farms #208
Broadcreek Camp Saffran
Royal Farms #190
Camp Shadowbrook (Camp)
Royal Farms Store #171
Broadcreek Camp Oest
All resolvedRoyal Farms #88
1 health-basedRoyal Farms 109 - Bridgeville
Dominos Pizza And Subway Hampstead
Broadcreek Houck Lodge
Royal Farms #117 - Pearson Corner
Royal Farm Store
Bell Manor Program Center
Royal Farm # 94
Royal Farms #127
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
Copper (Cu)
Exceeds limitSampled: Jan 2025
How Does This Compare?
Baltimore (21211) has more violations than 72% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 19.
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.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
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.