CITY REPORT IA

Mount Vernon, IA: 1 Violation - Home Safety 66/100

1 ZIP code · 4 water systems · Updated

ZipCheckup grade for Mount Vernon: C.

A mixed picture - some signals here are worth your attention.

Mount Vernon, IA: mid-range safety grade, uneven compliance across service areas.

How Mount Vernon Compares

Mount Vernon66/100
Iowa avg63/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs with Violations
C · 66
Avg Safety Score
Zone 1
Radon Risk (High)
$280K
Median Home Value
$3,000
Est. Remediation (1.1% of home value)

What You Should Know About Mount Vernon Water

  • Your city's water systems recorded 1 violation in the past 5 years.
  • Average lead level: 0.0083 mg/L.
  • Homes built before 1986: 58% - older plumbing may contain lead solder.
  • Estimated remediation: $3,000 per household.
  • CDC health risk index: 12.38 - above typical levels.

Who Supplies Your Water in Mount Vernon

Mount Vernon, IA is covered by 3 major water utilities out of 4 federally tracked systems, each managing its own pipes, treatment processes, and EPA filings. What a household gets from the tap depends on which provider's system serves that address.

Overview

We track home safety data for 1 ZIP code in Mount Vernon, Iowa (population ~6,048), covering 4 community water systems serving approximately 190,747 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 Mount Vernon: 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

Mount Vernon water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0083 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

Dominant radon zone: Zone 1 (High Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Consumer Confidence Report Rule Reporting 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
52314 C 1 0 Mount Vernon Water Supply

All ZIP Codes in Mount Vernon

  • 52314 [C] - 1 violation

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Health Outcomes in Mount Vernon

10.3%
Asthma (US: 9.8%)
11.2%
Diabetes (US: 10.4%)
16.3%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 10.3% ↑
Diabetes 11.2% ↑
Mental Health 16.3% ↑

Vertical line = national average. Above national · Below national

Top Contaminants in Mount Vernon Water

Consumer Confidence Report Rule 2 violations
Reporting

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Housing & Infrastructure in Mount Vernon

1989
Median Build Year
58%
Built Before 1986
31%
Built Before 1970
Copper
Likely Pipe Material

With 58% 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

When a city's housing median build year is 1989, as in Mount Vernon, the implication for water quality research is straightforward: municipal-level data captures what leaves the treatment plant, but household plumbing from before 1986 determines what actually arrives at the tap. In cities where older housing predominates, that gap between system-level and household-level data is widest.

1989
Median Year Built
58%
Pre-1986 (Lead Paint Risk)
31%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (31%) 1970–1986 (27%) Post-1986 (42%)

Over half of homes in Mount Vernon 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 Mount Vernon Homeowners

How does remediation fit within the broader financial picture for Mount Vernon homeowners? The equity share is moderate - large enough that treating it as a real planning consideration makes sense, and manageable enough that most homeowners have a clear path to addressing documented water and safety issues when they approach the commitment with deliberate advance budgeting rather than as an unplanned expense.

Median Home Value
$279,800
Est. Remediation
$3,000
Remediation as % of home value 1.1%

Remediation costs are moderate relative to home values in Mount Vernon. The estimated $2,000–$4,000 range is manageable for most homeowners but still worth budgeting for. Home values are 70% above the Iowa average.

Lead Exposure Risk for Children in Mount Vernon

58%
Homes Built Before 1986
0.0083
mg/L Avg Lead (Limit: 0.015)

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.

Routinely in Mount Vernon, where 58% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical NFIP Claim Context in Mount Vernon

4
Total FEMA Flood Claims
$35,418
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Mount Vernon contains 4 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $35,418. 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 <strong>$3,000</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.

What You Can Do in Mount Vernon

  1. Test your water at home. City-level data shows averages - your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
  2. Install a certified water filter. Filters rated for Consumer Confidence Report Rule can reduce the most common contaminant found in Mount Vernon's water.
  3. Check your home's plumbing. With 58% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

What does the Home Safety Score mean for Mount Vernon, IA?
Mount Vernon has an average Home Safety Score of 66/100 (Grade C) under model 4.0.0. The score combines EPA SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the PFAS MCL screen, EPA radon zone, and annual EPA AQI, and is published only when all required domains are observed. 1 EPA violation has been recorded. Check individual ZIP code reports for component details.
How many water violations does Mount Vernon have?
Mount Vernon water systems have a total of 1 EPA violation. Violations are tracked across 1 ZIP code.
Does Mount Vernon water have lead?
The average 90th-percentile lead level in Mount Vernon is 0.0083 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How does Mount Vernon compare to Iowa average?
Mount Vernon has an average Home Safety Score of 66/100, which is above the Iowa state average of 63/100 for the same model series.
How many water systems serve Mount Vernon?
Mount Vernon is served by 4 public water systems across 1 ZIP code, serving approximately 6,048 people.
How much does it cost to fix water issues in Mount Vernon?
Estimated remediation costs in Mount Vernon average $3,000 per household, ranging from $2,000 to $4,000. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesIowa → Mount Vernon, IA

How to cite this page

APA ZipCheckup. (2026). Mount Vernon, IA: 1 Violation - Home Safety 66/100. https://zipcheckup.com/cities/ia/mount-vernon/
BibTeX
@misc{zipcheckup-cities-ia-mount-vernon,
  author = {{ZipCheckup}},
  title  = {{Mount Vernon, IA: 1 Violation - Home Safety 66/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ia/mount-vernon/}
}

Page version: August 2026.

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