CITY REPORT MO

Armstrong, MO: 3 Violations - Home Safety Score unavailable

1 ZIP code · 3 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
3
Water Systems
1
ZIPs Linked to Systems with Violations
Zone 2
County Radon Potential (Moderate)
$62K
Median Home Value
$500
Est. Remediation (0.8% of home value)

Armstrong Water: The Quick Version

  • Your city's water systems recorded 3 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0031 mg/L.
  • Homes built before 1986: 73% - older plumbing may contain lead solder.
  • Estimated remediation: $500 per household.
  • Health risk index (ZipCheckup composite of CDC data): 13.67.

Water Systems Serving Armstrong

Service in Armstrong, MO 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.

Overview

We track home safety data for 1 ZIP code in Armstrong, Missouri (population ~521), covering 3 community water systems serving approximately 17,378 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.

Water Sources

Armstrong water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0031 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 2.

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
Lead and Copper Rule Revisions Treatment Technique 4 1
Lead and Copper Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
65230 — 3 0 Thomas Hill Pwsd 1

All ZIP Codes in Armstrong

  • 65230 - 3 violations recorded for mapped water systems

Data Sources

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

CDC Health Data for Armstrong

10.6%
Asthma (US: 9.8%)
12%
Diabetes (US: 10.4%)
17.6%
Poor Mental Health (US: 14.8%)

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

Asthma 10.6% ↑
Diabetes 12% ↑
Mental Health 17.6% ↑

Vertical line = national average. ■ Above national · ■ Below national

Key Contaminants Detected in Armstrong

Lead and Copper Rule Revisions 4 violations
Treatment Technique
Lead and Copper Rule 2 violations
Treatment Technique
Developmental delays in children, kidney damage

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

How Old Is Armstrong's Housing Stock?

1967
Median Build Year
73%
Built Before 1986
54%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 73% 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

Renovation history matters as much as age: in Armstrong, with a median build year of 1967, some older homes have been replumbed and some have not.

1967
Median Year Built
73%
Pre-1986 (lead solder era; lead paint banned 1978)
54%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (54%) 1970–1986 (19%) Post-1986 (27%)

Over half of homes in Armstrong were built before 1986, when federal law began restricting lead solder in drinking-water plumbing. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Armstrong: Remediation Cost in Perspective

Measured against the median home value, the estimated cost of fixing the issues flagged for Armstrong lands in the lowest of the three tiers this page uses.

Median Home Value
$61,700
Est. Remediation
$500
Remediation as % of home value 0.8%

Estimated remediation costs in Armstrong 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 65% below the Missouri average.

Protecting Children from Lead in Armstrong

73%
Homes Built Before 1986
0.0031
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

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.

Frequently Asked Questions

How many violations are on record for water systems serving Armstrong?
EPA records list 3 EPA violations for Armstrong water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Armstrong water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Armstrong is 0.0031 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Armstrong?
Our records map 3 water systems to 1 ZIP code in Armstrong. The related population figure in our data is approximately 521 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Armstrong?
Estimated remediation cost per household in Armstrong: $500; modeled range $300 to $800. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
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How to cite this page

APA ZipCheckup. (2026). Armstrong, MO: 3 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/mo/armstrong/
BibTeX
@misc{zipcheckup-cities-mo-armstrong,
  author = {{ZipCheckup}},
  title  = {{Armstrong, MO: 3 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/mo/armstrong/}
}

Page version: October 2026.

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