CITY REPORT WI

Tripoli, WI Water Safety: 53/100 (2026)

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

Unlike better-scoring cities in WI, Tripoli records health-based violations across a meaningful portion of its service areas — the overall safety grade is well below average.

How Tripoli Compares

Tripoli53/100
Wisconsin avg66/100
National avg67/100

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

1
ZIP Codes
1
Water Systems
0
ZIPs with Violations
D · 53
Avg Safety Score
Zone 2
Radon Risk (Moderate)
$171K
Median Home Value
$400
Est. Remediation (0.2% of home value)

What You Should Know About Tripoli Water

  • Homes built before 1986: 52% — older plumbing may contain lead solder.
  • Estimated remediation: $400 per household.
  • CDC health risk index: 14.28 — above typical levels.

Who Supplies Your Water in Tripoli

Supply infrastructure in Tripoli, WI runs through a single dominant provider — the main entity among 1 tracked system through which rate decisions, infrastructure work, and federal compliance are managed.

TOMAHAWK WATERWORKS
Serves ~3,180 people
53
/100

Overview

We track water quality and home safety data for 1 ZIP code in Tripoli, Wisconsin (population ~382), covering 1 community water system serving approximately 3,180 people region-wide.

No EPA violations recorded across any ZIP codes in Tripoli — an excellent indicator of water quality.

Home Safety Score

Average Home Safety Score for Tripoli: D (53/100)

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

Tripoli water systems draw from: Groundwater.

Lead & Copper

  • Lead data: not yet available for Tripoli
  • 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.

Areas with No Violations

ZIP Code Safety Score System Population
54564 D TOMAHAWK WATERWORKS 3,180

All ZIP Codes in Tripoli

Data Sources

Updated daily.

Health Outcomes in Tripoli

10.4%
Asthma (US: 9.8%)
13.8%
Diabetes (US: 10.4%)
14.5%
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 10.4% ↑
Diabetes 13.8% ↑
Mental Health 14.5% ↓

Vertical line = national average. Above national · Below national

Housing & Infrastructure in Tripoli

1985
Median Build Year
52%
Built Before 1986
17%
Built Before 1970
Copper
Likely Pipe Material

With 52% 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

Plumbing risk in older housing is defined by two eras: the pre-1970 period when lead pipes were commonly used for service lines, and the 1970-to-1986 period when lead solder remained standard in copper plumbing until the federal ban. Tripoli's median build year of 1985 lands in a range where both eras are heavily represented in the housing stock. That creates an elevated aggregate environment for plumbing-related lead exposure — one that city-level water quality averages don't capture, because the risk sits inside individual properties rather than in the distribution system.

1985
Median Year Built
52%
Pre-1986 (Lead Paint Risk)
17%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (17%) 1970–1986 (35%) Post-1986 (48%)

Over half of homes in Tripoli 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 Tripoli Homeowners

In Tripoli, property wealth outpaces what documented remediation typically demands — the equity burden lands well within the low tier.

Median Home Value
$170,800
Est. Remediation
$400
Remediation as % of home value 0.2%

Remediation costs in Tripoli are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 26% below the Wisconsin average.

Lead Exposure Risk for Children in Tripoli

52%
Homes Built Before 1986

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.

In recent monitoring under the Lead and Copper Rule, citywide samples for Tripoli have approached or crossed the regulatory action level on multiple occasions. Combined with 52% of stock dating from the pre-rule era, the picture supports baseline single-tap reads as a standard household-level step.

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

What You Can Do in Tripoli

  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. An NSF-certified pitcher or under-sink filter removes most common contaminants.
  3. Check your home's plumbing. With 52% of homes built before 1986, lead solder is a real possibility.
  4. Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.

Frequently Asked Questions

Is the water safe to drink in Tripoli, WI?
Tripoli has an average water safety score of 53/100 (Grade D). No EPA violations on record. Check individual ZIP code reports for details specific to your neighborhood.
How does Tripoli compare to Wisconsin average?
Tripoli has an average water safety score of 53/100, which is below the Wisconsin state average of 66/100.
How many water systems serve Tripoli?
Tripoli is served by 1 public water system across 1 ZIP code, serving approximately 382 people.
How much does it cost to fix water issues in Tripoli?
Estimated remediation costs in Tripoli average $400 per household, ranging from $0 to $800. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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