CITY REPORT IL HEALTH VIOLATIONS: 1

Granville, IL: 4 Violations - Home Safety Score unavailable

1 ZIP code · 2 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
1
ZIPs Linked to Systems with Violations
Zone 1
County Radon Potential (High)
$137K
Median Home Value
$300
Est. Remediation (0.2% of home value)

Key Facts for Granville Residents

  • Your city's water systems recorded 4 violations since 2021.
  • Homes built before 1986: 82% - older plumbing may contain lead solder.
  • Estimated remediation: $300 per household.
  • Health risk index (ZipCheckup composite of CDC data): 13.62.

Granville's Water Providers

Multiple utilities show up for Granville, IL: 2 are listed here out of 2 tracked federally.

  • Granville
    Serves ~1,359 people
  • Mark
    Serves ~555 people 4 violations

Overview

We track home safety data for 1 ZIP code in Granville, Illinois, covering 2 community water systems serving approximately 2,102 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

Granville water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: reported as 0 mg/L (a reported 0 is not proof of no lead; check the source record for its reporting limit) (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.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Lead and Copper Rule Treatment Technique 4 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 1
Public Notice Rule Reporting 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
61326 — 4 1 Granville

All ZIP Codes in Granville

  • 61326 - 4 violations ⚠

Data Sources

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

Granville Community Health Snapshot

9.9%
Asthma (US: 9.8%)
12.1%
Diabetes (US: 10.4%)
15.5%
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 9.9% ↑
Diabetes 12.1% ↑
Mental Health 15.5% ↑

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

What's in Granville's Water?

Lead and Copper Rule 4 violations
Treatment Technique
Developmental delays in children, kidney damage
Total Trihalomethanes (TTHM) 2 violations
Disinfection Byproducts · EPA regulatory level for the contaminant named above: 0.08 mg/L
Increased cancer risk with long-term exposure above the MCL
Public Notice Rule 2 violations
Reporting

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

Granville Infrastructure Age

1951
Median Build Year
82%
Built Before 1986
60%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 82% 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 Granville, with a median build year of 1951, some older homes have been replumbed and some have not.

1951
Median Year Built
82%
Pre-1986 (lead solder era; lead paint banned 1978)
60%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (60%) 1970–1986 (22%) Post-1986 (18%)

Over half of homes in Granville 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.

How Remediation Costs Compare in Granville

Here the gap between local home values and the estimated repair bill is wide, so the percentage shown below for Granville stays at or under the 1% mark.

Median Home Value
$137,000
Est. Remediation
$300
Remediation as % of home value 0.2%

Estimated remediation costs in Granville can be compared with local home values. The $150–$600 estimated range can be set against the median property value; actual costs vary by home. Home values are 26% below the Illinois average.

Granville: Lead Risk & Vulnerable Populations

82%
Homes Built Before 1986

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.

Granville: NFIP Claim Records and Water-Quality Context

1
Total FEMA Flood Claims
$281,594
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Granville contains 1 flood insurance claim. Among claims with payment data, the average reported building, contents, and ICC component sum is $281,594. 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 $300 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 violations are on record for water systems serving Granville?
EPA records list 4 EPA violations, including 1 health-based violation for Granville water systems. These water-system violations are shown for 1 mapped ZIP code.
How many water systems serve Granville?
Our records map 2 water systems to 1 ZIP code in Granville. The related population figure in our data is approximately 2,102 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Granville?
Estimated remediation cost per household in Granville: $300; modeled range $150 to $600. 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). Granville, IL: 4 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/il/granville/
BibTeX
@misc{zipcheckup-cities-il-granville,
  author = {{ZipCheckup}},
  title  = {{Granville, IL: 4 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/il/granville/}
}

Page version: October 2026.

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