CITY REPORT NE

Waterloo, NE: High Radon Potential Area - Home Safety 67/100

1 ZIP code · 2 water systems · Updated

ZipCheckup grade for Waterloo: C.

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

Within Waterloo, the records summarized for NE produce a C grade - a middle reading that calls for checking the specific system at your address.

How Waterloo Compares

Waterloo67/100
Nebraska avg67/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
0
ZIPs Linked to Systems with Violations
C · 67
Avg Safety Score
Zone 1
County Radon Potential (High)
$352K
Median Home Value

Key Facts for Waterloo Residents

  • Average of reported 90th-percentile lead results: 0.002 mg/L.
  • Homes built before 1986: 59% - older plumbing may contain lead solder.
  • Health risk index (ZipCheckup composite of CDC data): 11.67.

Waterloo's Water Providers

When a city is linked to 2 water systems, as Waterloo, NE is in federal records, water in one neighborhood may come from a different system than in another. The 2 systems with the largest reported populations are shown below, and their compliance records are kept separately, so a violation logged for one does not describe the others.

Overview

We track home safety data for 1 ZIP code in Waterloo, Nebraska (population ~3,100), covering 2 community water systems serving approximately 11,955 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

The available EPA record reports 0 violations for 1 ZIP code with a reported violation count.

Home Safety Score

Average Home Safety Score for Waterloo: C (67/100)

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

Waterloo water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0020 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 1.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Areas with No Violations

ZIP Code Safety Score System Population
68069 C City of Valley, 3,294

All ZIP Codes in Waterloo

Data Sources

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

Waterloo Community Health Snapshot

8.7%
Asthma (US: 9.8%)
9.8%
Diabetes (US: 10.4%)
14.6%
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 8.7% ↓
Diabetes 9.8% ↓
Mental Health 14.6% ↓

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

Waterloo Infrastructure Age

1989
Median Build Year
59%
Built Before 1986
32%
Built Before 1970
Copper
Likely Pipe Material

With 59% 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

Pre-1986 homes make up a large part of Waterloo's housing; median build year 1989.

1989
Median Year Built
59%
Pre-1986 (lead solder era; lead paint banned 1978)
32%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (32%) 1970–1986 (27%) Post-1986 (41%)

Over half of homes in Waterloo 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.

Waterloo: Lead Risk & Vulnerable Populations

59%
Homes Built Before 1986
0.002
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.

Waterloo: NFIP Claim Records and Water-Quality Context

152
Total FEMA Flood Claims
$28,690
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Waterloo contains 152 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $28,690. 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.

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 Waterloo

  1. Test your water at home. City-level data shows averages - your tap may differ. Check the certification, price and turnaround time of any water test kit or lab service.
  2. Install a certified water filter. Choose a pitcher or under-sink filter certified to reduce the specific contaminants of concern.
  3. Check your home's plumbing. With 59% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

What does the Home Safety Score mean for Waterloo, NE?
Waterloo has an average Home Safety Score of 67/100 (Grade C) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. The available EPA record reports no violations for ZIP codes with reported counts. Check individual ZIP code reports for component details.
Does Waterloo water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Waterloo is 0.002 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 does Waterloo compare to Nebraska average?
Waterloo has an average Home Safety Score of 67/100, which is at or above the Nebraska state average of 67/100 for the same model series.
How many water systems serve Waterloo?
Our records map 2 water systems to 1 ZIP code in Waterloo. The related population figure in our data is approximately 3,100 people; it is not a count of people served citywide.
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How to cite this page

APA ZipCheckup. (2026). Waterloo, NE: High Radon Potential Area - Home Safety 67/100. https://zipcheckup.com/cities/ne/waterloo/
BibTeX
@misc{zipcheckup-cities-ne-waterloo,
  author = {{ZipCheckup}},
  title  = {{Waterloo, NE: High Radon Potential Area - Home Safety 67/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ne/waterloo/}
}

Page version: October 2026.

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