CITY REPORT IL

Montgomery, IL: 1 Violation — 59/100 (2026)

1 ZIP code · 3 water systems · Updated 2026-06-03

Although much of Montgomery meets baseline drinking water standards, some IL-tracked service areas show violations that merit a closer look — particularly for older housing stock.

How Montgomery Compares

Montgomery59/100
Illinois avg61/100
National avg67/100

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

1
ZIP Codes
3
Water Systems
1
ZIPs with Violations
C · 59
Avg Safety Score
Zone 1
Radon Risk (High)
$254K
Median Home Value
$3,000
Est. Remediation (1.2% of home value)

Key Facts for Montgomery Residents

  • Your city's water systems recorded 1 violation in the past 5 years.
  • Average lead level: 0.0052 mg/L.
  • Homes built before 1986: 46% — older plumbing may contain lead solder.
  • Estimated remediation: $3,000 per household.
  • CDC health risk index: 11.61.

Montgomery's Water Providers

Residential water service in Montgomery, IL is divided among 3 separate utilities, drawn from 3 systems on file with federal regulators.

Aurora
Serves ~183,000 people · 1 violation
59
/100
Oswego
Serves ~38,169 people · 1 violation
59
/100
Montgomery
Serves ~28,956 people · 1 violation
59
/100

Overview

We track water quality and home safety data for 1 ZIP code in Montgomery, Illinois (population ~30,395), covering 3 community water systems serving approximately 250,125 people region-wide.

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

Home Safety Score

Average Home Safety Score for Montgomery: C (59/100)

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

Montgomery water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0052 mg/L (EPA action level: 0.015 mg/L)
  • 0 ZIP codes 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
Contaminant 4109 Other 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
60538 C 1 0 Montgomery

All ZIP Codes in Montgomery

  • 60538 [C] — 1 violation

Data Sources

Updated daily.

Montgomery Community Health Snapshot

9.3%
Asthma (US: 9.8%)
11.5%
Diabetes (US: 10.4%)
15%
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 9.3% ↓
Diabetes 11.5% ↑
Mental Health 15% ↑

Vertical line = national average. Above national · Below national

What's in Montgomery's Water?

Contaminant 4109 2 violations
Other

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

Montgomery Infrastructure Age

1998
Median Build Year
46%
Built Before 1986
11%
Built Before 1970
Copper
Likely Pipe Material

With 46% 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

Montgomery's residential inventory spans multiple construction eras, with the median build year of 1998 landing in a zone where pre- and post-1986 homes are both well represented. That split matters because homes built before 1986 may contain lead-soldered copper joints — a plumbing practice banned that year — while those built before 1970 face the additional possibility of lead pipes in the service line. Whether a specific household sits on the older or newer end of this distribution is the primary variable shaping its individual exposure risk.

1998
Median Year Built
46%
Pre-1986 (Lead Paint Risk)
11%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (11%) 1970–1986 (35%) Post-1986 (54%)

Most homes in Montgomery were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Montgomery

Across the Montgomery housing market, the estimated remediation share lands in a middle tier — not a minor footnote, but not a prohibitive burden either; the cost-to-value ratio reflects a moderate equity commitment, one that sits above routine maintenance territory and warrants a dedicated line in the household budget.

Median Home Value
$253,900
Est. Remediation
$3,000
Remediation as % of home value 1.2%

Remediation costs are moderate relative to home values in Montgomery. The estimated $2,000–$4,000 range is manageable for most homeowners but still worth budgeting for. Home values are 38% above the Illinois average.

Montgomery: Lead Risk & Vulnerable Populations

46%
Homes Built Before 1986
0.0052
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.

Reading the local data together points toward a structural gap that matters more here than in low-exposure communities. 46% of Montgomery stock comes from the pre-rule era, and citywide monitoring either approaches or sits beyond the federal benchmark under Lead and Copper Rule sampling. A baseline kit fits the routine-diligence category, with certified filtration available via retailer networks where confirmed faucet results warrant additional measures.

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

Montgomery: Flood History & Water Damage Risk

Although Montgomery's flood history doesn't reach high-severity thresholds, NFIP data documents 140 claims and FEMA maps place 100% of ZIP codes in designated flood zones — a combined profile that makes flood-related water quality considerations a reasonable planning baseline.

140
Total FEMA Flood Claims
$20,868
Avg Claim Payout
100%
ZIPs in FEMA Flood Zones
~7
Est. Claims/Year

Montgomery has a moderate flood history with 140 FEMA claims averaging $20,868 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>$3,000</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.

What You Can Do in Montgomery

  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. Filters rated for Contaminant 4109 can reduce the most common contaminant found in Montgomery's water.
  3. Check your home's plumbing. With 46% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

Is the water safe to drink in Montgomery, IL?
Montgomery has an average water safety score of 59/100 (Grade C). 1 EPA violation has been recorded. Check individual ZIP code reports for details specific to your neighborhood.
How many water violations does Montgomery have?
Montgomery water systems have a total of 1 EPA violation. Violations are tracked across 1 ZIP code.
Does Montgomery water have lead?
The average 90th-percentile lead level in Montgomery is 0.0052 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 Montgomery compare to Illinois average?
Montgomery has an average water safety score of 59/100, which is below the Illinois state average of 61/100.
How many water systems serve Montgomery?
Montgomery is served by 3 public water systems across 1 ZIP code, serving approximately 30,395 people.
How much does it cost to fix water issues in Montgomery?
Estimated remediation costs in Montgomery average $3,000 per household, ranging from $2,000 to $4,000. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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