Ijamsville, MD: 2 Violations - Home Safety 66/100
1 ZIP code · 3 water systems · Updated
ZipCheckup grade for Ijamsville: C.
A mixed picture - some signals here are worth your attention.
For residents of Ijamsville, MD, a C is a prompt to look up the report for their own ZIP code rather than a verdict on their tap.
How Ijamsville Compares
Data: EPA SDWIS
Key Facts for Ijamsville Residents
- Your city's water systems recorded 2 violations since 2021.
- Average of reported 90th-percentile lead results: 0.003 mg/L.
- Homes built before 1986: 43% - older plumbing may contain lead solder.
- Estimated remediation: $500 per household.
- Health risk index (ZipCheckup composite of CDC data): 11.57.
Ijamsville's Water Providers
Service in Ijamsville, MD can differ by address: 3 water systems are tied to the area in federal records, and the 3 largest are listed with their violation records.
- C
- C
- C
Overview
We track home safety data for 1 ZIP code in Ijamsville, Maryland (population ~7,439), covering 3 community water systems serving approximately 77,500 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.
1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.
Home Safety Score
Average Home Safety Score for Ijamsville: C (66/100)
Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| PFAS MCL Screen | UCMR 5 testing against the covered federal MCLs |
| Radon Risk | EPA radon zone classification |
| Annual AQI | EPA AirData county-year median with at least 90 observed days |
Water Sources
Ijamsville water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average of reported 90th-percentile lead results: 0.0030 mg/L (EPA action level: 0.015 mg/L)
- 0 of 1 ZIP code with known status exceed the EPA lead action level
Radon Risk
1 of 1 ZIP records with known zones is in EPA Radon Zone 1.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Toxaphene | Organic | 4 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 21754 | C | 2 | 0 | New Design - Frederick County |
All ZIP Codes in Ijamsville
- 21754 [C] - 2 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
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Ijamsville Community Health Snapshot
Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
What's in Ijamsville's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Ijamsville Infrastructure Age
With 43% of homes built before 1986, lead solder in plumbing is a potential concern. Federal law banned lead solder in drinking-water plumbing in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
For a household in Ijamsville, a certified lab test of tap water answers what the median build year of 1999 cannot.
Most homes in Ijamsville were built after 1986; lead exposure at a tap still depends on its service line and plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Ijamsville
Here the gap between local home values and the estimated repair bill is wide, so the percentage shown below for Ijamsville stays at or under the 1% mark.
Estimated remediation costs in Ijamsville can be compared with local home values. The $300–$800 estimated range can be set against the median property value; actual costs vary by home. Home values are 45% above the Maryland average.
Ijamsville: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Ijamsville: NFIP Claim Records and Water-Quality Context
Historical NFIP data for Ijamsville contains 3 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $5,565. Among ZIP codes with claim records, 0% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.
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. The $500 remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.
Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.
What You Can Do in Ijamsville
- Test your water at home. City-level data shows averages - your tap may differ. Check the certification, price and turnaround time of any water test kit or lab service.
- Install a certified water filter. For Toxaphene, listed in the water-quality records for Ijamsville: if it is a rule or reporting requirement rather than a contaminant, ask your utility what the record involved; for bacteria, follow any boil-water notice from your utility; for a specific chemical contaminant, check whether a filter is certified to reduce it. Not every contaminant has a consumer filter certification.
- Check your home's plumbing. With 43% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Ijamsville, MD