Mandeville, LA: 1 Health Violation - Home Safety 95/100
3 ZIP codes · 7 water systems · Updated
ZipCheckup grade for Mandeville: A.
No federal data flags a major home-safety concern for this ZIP.
Throughout Mandeville and across its water systems, EPA compliance data for LA shows above-average performance - violations are minimal, none of the tracked systems have recorded repeated MCL exceedances in recent cycles, and the safety picture has held steady across multiple reporting periods.
How Mandeville Compares
Data: EPA SDWIS
Key Facts for Mandeville Residents
- Your city's water systems recorded 12 violations in the past 5 years.
- Average lead level: 0.0045 mg/L.
- Homes built before 1986: 30% - older plumbing may contain lead solder.
- Estimated remediation: $1,400 per household.
- CDC health risk index: 13.78 - above typical levels.
Mandeville's Water Providers
3 water utilities share the residential service territory in Mandeville, LA - out of 7 total systems in federal records.
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Overview
We track home safety data for 3 ZIP codes in Mandeville, Louisiana, covering 7 community water systems serving approximately 49,596 people. The EPA snapshots used for this build directly map water systems to 2 of 3 ZIP codes.
2 of 2 ZIP codes with a reported violation count in the available EPA record (100%) have recorded EPA violations. 1 health-based violation appear in the available health breakdown.
Home Safety Score
Average Home Safety Score for Mandeville: A (95/100)
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
Mandeville water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0045 mg/L (EPA action level: 0.015 mg/L)
- 0 of 2 ZIP codes with known status exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 3 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | 7 | 2 |
| Surface Water Treatment Rule | Treatment Technique | 7 | 2 |
| Lead and Copper Rule | Treatment Technique | 2 | 1 |
| Contaminant 0700 | Other | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 70471 | A | 8 | 1 | City of Mandeville Water Supply |
| 70448 | A | 4 | 0 | St Tam Parish - Briarwood Terrace |
All ZIP Codes in Mandeville
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.
Mandeville Community Health Snapshot
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
What's in Mandeville's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Mandeville Infrastructure Age
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
What does a median build year of 1996 mean for water safety in Mandeville? It means the housing stock straddles two key plumbing thresholds: the 1986 federal ban on lead solder in copper plumbing, and the pre-1970 era when lead pipes were commonly installed for service lines. A meaningful share of homes predates one or both of those cutoffs, creating varied risk levels across the city's housing inventory.
Most homes in Mandeville were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Mandeville
In Mandeville, property values comfortably outpace what documented remediation typically costs - the equity share is proportionally low.
Remediation costs in Mandeville are relatively low compared to home values. The $933–$2,033 estimated range is a small fraction of median property value. Home values are 117% above the Louisiana average.
Mandeville: Lead Risk & Vulnerable Populations
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.
Despite citywide averages reading cleanly under the federal action threshold, the way utilities pull samples - from a representative subset rather than door-to-door - leaves room for individual buildings with older interior lines to behave differently than the aggregate suggests. With only 30% of Mandeville stock predating the solder rule, that residual subset is small but real, and a draw-test kit gives the only direct read on what comes out of one faucet on a given morning.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Mandeville: NFIP Claim Records and Water-Quality Context
Historical NFIP data for Mandeville contains 4,640 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $27,992. Among ZIP codes with claim records, 67% 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 <strong>$1,400</strong> 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.
Deep Dive Reports
Detailed analysis for Mandeville, LA