CITY REPORT WI 1 HEALTH VIOLATIONS

Darlington, WI: 2 Violations - Home Safety Score unavailable

1 ZIP code · 1 water system · Updated

Data: EPA SDWIS

1
ZIP Codes
1
Water Systems
1
ZIPs with Violations
Zone 1
Radon Risk (High)
$175K
Median Home Value
$2,700
Est. Remediation (1.5% of home value)

What You Should Know About Darlington Water

  • Your city's water systems recorded 2 violations in the past 5 years.
  • Average lead level: 0.001 mg/L.
  • Homes built before 1986: 74% - older plumbing may contain lead solder.
  • Estimated remediation: $2,700 per household.
  • CDC health risk index: 14.33 - above typical levels.

Who Supplies Your Water in Darlington

One utility dominates residential water service in Darlington, WI - out of 1 system in federal records.

Overview

We track home safety data for 1 ZIP code in Darlington, Wisconsin, covering 1 community water system serving approximately 4,581 people. 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. 1 health-based violation appear in the available health breakdown.

Water Sources

Darlington water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0010 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
Stage 2 DBP Rule Treatment Technique 2 1
Lead and Copper Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
53530 2 1 Darlington Waterworks

All ZIP Codes in Darlington

  • 53530 - 2 violations ⚠

Data Sources

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

Health Outcomes in Darlington

10.9%
Asthma (US: 9.8%)
12.5%
Diabetes (US: 10.4%)
16.4%
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 10.9% ↑
Diabetes 12.5% ↑
Mental Health 16.4% ↑

Vertical line = national average. Above national · Below national

Top Contaminants in Darlington Water

Stage 2 DBP Rule 2 violations
Treatment Technique
Disinfection byproduct exposure risk
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.

Housing & Infrastructure in Darlington

1966
Median Build Year
74%
Built Before 1986
47%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 74% 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

Decades of residential development in Darlington took place before the two main regulatory milestones that reduced plumbing-era lead risk: the phase-out of lead pipes before 1970, and the federal ban on lead solder in 1986. With a median build year of 1966, the housing stock here is anchored in that earlier period. The distinction between pre-1970 and 1970-to-1986 construction matters: the oldest homes may have lead pipes in the service line and lead solder in the copper joints, while the 1970-to-1986 tier still carries the solder risk even after lead pipes became less common. Together, these two risk layers affect a majority of the residential properties in the city - a fact the aggregate water quality data doesn't directly reveal.

1966
Median Year Built
74%
Pre-1986 (Lead Paint Risk)
47%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (47%) 1970–1986 (27%) Post-1986 (26%)

Over half of homes in Darlington 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 Darlington Homeowners

Homeowners in Darlington are working with a moderate equity share for documented remediation - the commitment deserves a line in the household budget, not dismissal.

Median Home Value
$175,000
Est. Remediation
$2,700
Remediation as % of home value 1.5%

Remediation costs are moderate relative to home values in Darlington. The estimated $1,750–$3,900 range is manageable for most homeowners but still worth budgeting for. Home values are 24% below the Wisconsin average.

Lead Exposure Risk for Children in Darlington

74%
Homes Built Before 1986
0.001
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.

Households with kids in the home - for whom CDC guidance places particular weight on minimizing exposure - face a specific local picture in Darlington. 74% of homes here come from the pre-rule era, and aggregate utility samples either approach or cross 0.015 mg/L. A baseline draw-test kit and certified lead-removal filtration are available via retailer networks for households confirming conditions at a specific tap.

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

Historical NFIP Claim Context in Darlington

54
Total FEMA Flood Claims
$11,836
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Darlington contains 54 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $11,836. Among ZIP codes with claim records, 100% 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>$2,700</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.

Frequently Asked Questions

How many water violations does Darlington have?
Darlington water systems have a total of 2 EPA violations, including 1 health-based violation. Violations are tracked across 1 ZIP code.
Does Darlington water have lead?
The average 90th-percentile lead level in Darlington is 0.001 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 many water systems serve Darlington?
Darlington is served by 1 public water system across 1 ZIP code, serving approximately 4,581 people.
How much does it cost to fix water issues in Darlington?
Estimated remediation costs in Darlington average $2,700 per household, ranging from $1,750 to $3,900. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesWisconsin → Darlington, WI

How to cite this page

APA ZipCheckup. (2026). Darlington, WI: 2 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/wi/darlington/
BibTeX
@misc{zipcheckup-cities-wi-darlington,
  author = {{ZipCheckup}},
  title  = {{Darlington, WI: 2 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/wi/darlington/}
}

Page version: August 2026.

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