Denton, MD: 1 Health Violation — 94/100 (2026)
1 ZIP code · 3 water systems · Updated 2026-06-03
Water systems serving Denton hold a strong EPA compliance record — the city places among the better-performing areas in MD with few health-based violations on file.
How Denton Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Denton Water
- Your city's water systems recorded 6 violations in the past 5 years.
- Average lead level: 0.0024 mg/L.
- Homes built before 1986: 53% — older plumbing may contain lead solder.
- Estimated remediation: $1,500 per household.
- CDC health risk index: 15.24 — above typical levels.
Who Supplies Your Water in Denton
Structurally, Denton, MD's water supply is divided. Federal data identifies 3 water systems in the area, with 3 providers serving the bulk of residential connections. These utilities operate independently, meaning rate-setting authority and EPA compliance accountability are distributed rather than centralized.
Overview
We track water quality and home safety data for 1 ZIP code in Denton, Maryland, covering 3 community water systems serving approximately 10,285 people.
1 of 1 ZIP code (100%) have recorded EPA violations. 1 health-based violation documented.
Home Safety Score
Average Home Safety Score for Denton: A (94/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Denton water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0024 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | 6 | 1 |
| Stage 2 DBP Rule | Treatment Technique | 6 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 21629 | A | 6 | 1 | Town of Denton |
All ZIP Codes in Denton
- 21629 [A] — 6 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Health Outcomes in Denton
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Top Contaminants in Denton Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Denton
With 53% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Heavily weighted toward older construction, Denton's housing stock carries a median build year of 1986. That profile puts a majority of homes in the era when lead-soldered copper plumbing was standard practice.
Over half of homes in Denton were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Denton Homeowners
In Denton, property wealth outpaces what documented remediation typically demands — the equity burden lands well within the low tier.
Remediation costs in Denton are relatively low compared to home values. The $950–$2,400 estimated range is a small fraction of median property value. Home values are 31% below the Maryland average.
Lead Exposure Risk for Children in Denton
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
When older housing represents 53% of the local inventory or aggregate readings approach the federal action level, an in-home check becomes the standard way to translate citywide averages into the specific reality of an individual Denton address.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Denton
Within the NFIP's national dataset, Denton falls in moderate-exposure territory — 5 documented incidents spanning multiple decades, with 100% of local ZIP codes sitting inside FEMA flood boundaries. That combination warrants inclusion in any thorough local water quality review.
Denton has a moderate flood history with 5 FEMA claims averaging $19,731 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,500</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Denton, MD