Towson, MD (21252): 2 Health-Based Violations Recorded for Mapped Water Systems
EPA data for City of Baltimore
Health-based violation records by water system:
EPA records for the water systems mapped to 21252 in Towson, MD contain 9 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 2 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 2 health-based violations and 7 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result of 0.0027 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
- PFAS PFAS detected in UCMR5 sampling; see the PFAS section for each compound, compared with the federal PFAS MCL where one exists.
- Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
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Safety monitoring for 21252 in Towson produces 1 high-priority finding and no critical-tier conditions across all datasets reviewed.
Score Breakdown
Overall Home Safety Score: Score unavailable
Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.
Canonical components
Required domains
Coverage: 3 of 4 components and 2 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (9) CRITICAL
Your Water System
ZIP code 21252 in Towson, Maryland is mapped to the water system City of Baltimore (EPA ID: MD0300002). This system provides water to approximately 1,600,000 people from surface water sources.
Other Water Quality Reports in Maryland
- 20588 (Dhs)
- 20601 (Waldorf) - 3 violations recorded for mapped water systems
- 20602 (Waldorf) - 3 violations recorded for mapped water systems
- 20603 (Waldorf) - 3 violations recorded for mapped water systems
- 20604 (Waldorf)
- 20606 (Abell)
- 20607 (Accokeek) - 3 violations recorded for mapped water systems
- 20608 (Aquasco)
- 20609 (Avenue)
- 20610 (Barstow)
- 20611 (Bel Alton) - 3 violations recorded for mapped water systems
- 20612 (Benedict)
- 20613 (Brandywine) - 2 violations recorded for mapped water systems
- 20615 (Broomes Island)
- 20616 (Bryans Road) - 1 violation recorded for mapped water systems
- 20617 (Bryantown)
- 20618 (Bushwood)
- 20619 (California) - 12 violations recorded for mapped water systems
- 20620 (Callaway) - 1 violation recorded for mapped water systems
- 20621 (Chaptico) - 4 violations recorded for mapped water systems
Nearby Water Quality Reports
- 21284 (Baltimore) - <1 mi
- 21285 (Baltimore) - <1 mi - 9 violations recorded for mapped water systems
- 21204 (Towson) - <1 mi - 9 violations recorded for mapped water systems
- 21286 (Towson) - 2 mi - 9 violations recorded for mapped water systems
- 21139 (Riderwood) - 3 mi
- 21094 (Lutherville Timonium) - 3 mi
- 21251 (Baltimore) - 3 mi - 9 violations recorded for mapped water systems
- 21212 (Baltimore) - 3 mi - 9 violations recorded for mapped water systems
- 21239 (Baltimore) - 3 mi - 9 violations recorded for mapped water systems
- 21234 (Parkville) - 3 mi - 9 violations recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for City of Baltimore (MD0300002) on EPA.gov.
4 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
Compliance History
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 21252.
Detected compounds: PFPeA.
Highest measured level: 0.003 µg/L
Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.
Health Risks from Detected Contaminants
Total Trihalomethanes (TTHM)
High RiskEPA reference value: 0.08 mg/L · 1 violation on record
Long-term exposure is associated with increased cancer risk, including bladder cancer; possible reproductive effects
At-risk groups: pregnant women, long-term consumers of chlorinated water
Treatment options (verify a product is certified to reduce this contaminant): granular activated carbon (GAC), carbon block filter, point-of-entry aeration · Find a filter →
Environmental Hazards (9) MODERATE
Home & Infrastructure (4) OK
Cost & Community (6) OK
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Towson
Based on local data for ZIP 21252, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Roofing Inspection & Repair
Active weather alerts in Maryland increase the risk of roof damage from hail and high winds. A professional inspection can identify vulnerabilities.
Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500
Estimate Your Home Insurance NeedsService recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 21252 safe to drink?
EPA SDWIS records 9 violations since 2021 across the water systems mapped to ZIP 21252 (primary system: City of Baltimore), including 2 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 21252's water come from?
The recorded water source for City of Baltimore, a system mapped to ZIP code 21252, is Surface water. This system serves approximately 1,600,000 people.
How can I get my water tested in Towson?
If City of Baltimore supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
Is lead a concern in 21252 tap water?
The Lead and Copper Rule record selected for 21252 reports a 90th-percentile lead result of 0.00274 mg/L for a water system mapped to this ZIP (record date 2024-12-31). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.
What is the radon risk for 21252?
21252 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Baltimore County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
Are there PFAS (forever chemicals) in 21252's water?
Yes, PFAS have been detected in samples from water systems mapped to 21252. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
How to cite this page
ZipCheckup. (2026). Towson, MD (21252): 2 Health-Based Violations Recorded for Mapped Water Systems. https://zipcheckup.com/report/21252/
@misc{zipcheckup-report-21252,
author = {{ZipCheckup}},
title = {{Towson, MD (21252): 2 Health-Based Violations Recorded for Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/21252/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 21252
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 21284 | Baltimore, MD | <1 mi | N/A | 0 |
| 21285 | Baltimore, MD | <1 mi | N/A | 9 |
| 21204 | Towson, MD | <1 mi | C | 9 |
| 21286 | Towson, MD | 1.6 mi | C | 9 |
| 21139 | Riderwood, MD | 2.6 mi | N/A | 0 |
| 21094 | Lutherville Timonium, MD | 2.6 mi | N/A | 0 |
| 21251 | Baltimore, MD | 2.6 mi | C | 9 |
| 21212 | Baltimore, MD | 2.7 mi | C | 9 |
| 21239 | Baltimore, MD | 2.9 mi | C | 9 |
| 21234 | Parkville, MD | 3.3 mi | C | 9 |
Nearby ZIP Code Reports
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