CITY REPORT WI

Mellen, WI: 1 Violation — 81/100 (2026)

1 ZIP code · 1 water system · Updated 2026-06-03

In current tracking cycles, Mellen records above-average water quality outcomes for WI; compliance history over recent years shows few departures from federal standards and no systemic failures across its water systems.

How Mellen Compares

Mellen81/100
Wisconsin avg66/100
National avg67/100

Data: EPA SDWIS Last verified: 2026-06-03

1
ZIP Codes
1
Water Systems
1
ZIPs with Violations
B · 81
Avg Safety Score
Zone 2
Radon Risk (Moderate)
$134K
Median Home Value
$1,600
Est. Remediation (1.2% of home value)

Key Facts for Mellen Residents

  • Your city's water systems recorded 1 violation in the past 5 years.
  • Average lead level: 0.004 mg/L.
  • Homes built before 1986: 73% — older plumbing may contain lead solder.
  • Estimated remediation: $1,600 per household.
  • CDC health risk index: 14.78 — above typical levels.

Mellen's Water Providers

As of current federal records, Mellen, WI is served primarily by one water utility among 1 tracked system. That single provider handles infrastructure investment, rate adjustments, and regulatory reporting under EPA oversight.

Mellen Water Utility
Serves ~731 people · 1 violation
81
/100

Overview

We track water quality and home safety data for 1 ZIP code in Mellen, Wisconsin, covering 1 community water system serving approximately 1,133 people.

1 of 1 ZIP code (100%) have recorded EPA violations. All violations are monitoring/reporting type.

Home Safety Score

Average Home Safety Score for Mellen: B (81/100)

The score combines three factors:

Factor What It Measures
Water Quality EPA violations and compliance history
Lead Levels 90th percentile lead concentration vs EPA action level
Radon Risk EPA radon zone classification

Water Sources

Mellen water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0040 mg/L (EPA action level: 0.015 mg/L)
  • 0 ZIP codes exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 2 (Moderate Risk)

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

Top Contaminants

Contaminant Category Violations ZIPs Affected
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
54546 B 1 0 Mellen Water Utility

All ZIP Codes in Mellen

  • 54546 [B] — 1 violation

Data Sources

Updated daily.

Mellen Community Health Snapshot

11.4%
Asthma (US: 9.8%)
13.9%
Diabetes (US: 10.4%)
16.6%
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 11.4% ↑
Diabetes 13.9% ↑
Mental Health 16.6% ↑

Vertical line = national average. Above national · Below national

What's in Mellen's Water?

Total Trihalomethanes (TTHM) 2 violations
Disinfection Byproducts · EPA limit: 0.08 mg/L
Increased cancer risk with long-term exposure

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

Mellen Infrastructure Age

1963
Median Build Year
73%
Built Before 1986
45%
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. 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

Heavily weighted toward older construction, Mellen's housing stock carries a median build year of 1963. That profile puts a majority of homes in the era when lead-soldered copper plumbing was standard practice.

1963
Median Year Built
73%
Pre-1986 (Lead Paint Risk)
45%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (45%) 1970–1986 (28%) Post-1986 (27%)

Over half of homes in Mellen 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.

How Remediation Costs Compare in Mellen

The equity-to-remediation ratio in Mellen is moderate — worth planning for but within reach for most property owners.

Median Home Value
$133,500
Est. Remediation
$1,600
Remediation as % of home value 1.2%

Remediation costs are moderate relative to home values in Mellen. The estimated $800–$2,600 range is manageable for most homeowners but still worth budgeting for. Home values are 42% below the Wisconsin average.

Mellen: Lead Risk & Vulnerable Populations

73%
Homes Built Before 1986
0.004
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.

After the federal action removing lead-bearing solder from new plumbing took effect, building practice shifted — but 73% of the Mellen inventory predates that line. With aggregate samples near or beyond 0.015 mg/L, an in-home check moves out of the optional column into the standard list.

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

Mellen: Flood History & Water Damage Risk

Flood risk in Mellen occupies the middle ground: 3 NFIP claims and 100% of local ZIP codes within FEMA flood zones. At that level, the risk pathways connecting flooding to water quality — treatment system stress, well infiltration, distribution backflow — become relevant considerations during significant flood events, even if day-to-day water quality is unaffected by flood history.

3
Total FEMA Flood Claims
$460
Avg Claim Payout
100%
ZIPs in FEMA Flood Zones

Mellen has a moderate flood history with 3 FEMA claims averaging $460 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.

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. Flood damage can add significantly to the estimated <strong>$1,600</strong> remediation cost per household.

Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.

Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.

Frequently Asked Questions

Is the water safe to drink in Mellen, WI?
Mellen has an average water safety score of 81/100 (Grade B). 1 EPA violation has been recorded. Check individual ZIP code reports for details specific to your neighborhood.
How many water violations does Mellen have?
Mellen water systems have a total of 1 EPA violation. Violations are tracked across 1 ZIP code.
Does Mellen water have lead?
The average 90th-percentile lead level in Mellen is 0.004 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 Mellen compare to Wisconsin average?
Mellen has an average water safety score of 81/100, which is above the Wisconsin state average of 66/100.
How many water systems serve Mellen?
Mellen is served by 1 public water system across 1 ZIP code, serving approximately 1,133 people.
How much does it cost to fix water issues in Mellen?
Estimated remediation costs in Mellen average $1,600 per household, ranging from $800 to $2,600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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