Oswego, IL: 22 Violations - Home Safety Score unavailable
1 ZIP code · 5 water systems · Updated
Data: EPA SDWIS
What You Should Know About Oswego Water
- Your city's water systems recorded 22 violations in the past 5 years.
- Average lead level: 0.0065 mg/L.
- Homes built before 1986: 24% - older plumbing may contain lead solder.
- Estimated remediation: $2,400 per household.
- CDC health risk index: 11.2.
Who Supplies Your Water in Oswego
3 independent water providers serve Oswego, IL - 5 systems appear in federal records.
Overview
We track home safety data for 1 ZIP code in Oswego, Illinois (population ~41,723), covering 5 community water systems serving approximately 141,227 people region-wide. 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. 2 health-based violations appear in the available health breakdown.
Water Sources
Oswego water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0065 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
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 |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Technique | 10 | 1 |
| Contaminant 2383 | Other | 8 | 1 |
| Gross Beta | Radionuclides | 8 | 1 |
| Surface Water Treatment Rule | Treatment Technique | 6 | 1 |
| Contaminant 2036 | Other | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 60543 | — | 22 | 2 | Oswego |
All ZIP Codes in Oswego
- 60543 - 22 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Health Outcomes in Oswego
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Top Contaminants in Oswego Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Oswego
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Compared to many older metro areas, Oswego carries a relatively newer housing profile - the median build year of 1992 places most of the stock in the post-1986 era when lead solder was federally banned from new plumbing. That shift meaningfully reduces the baseline likelihood of lead leaching from copper joint solder. Homes from before 1986 do still exist in the mix, however, and individual testing remains the only way to confirm what a specific tap actually delivers.
Most homes in Oswego 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.
Cost Context: What Remediation Means for Oswego Homeowners
What does remediation cost in financial context for Oswego homeowners? Proportionally very little - the equity share here is low, and addressing documented issues is a manageable planning question rather than a material financial burden.
Remediation costs in Oswego are relatively low compared to home values. The $1,600–$3,300 estimated range is a small fraction of median property value. Home values are 74% above the Illinois average.
Lead Exposure Risk for Children in Oswego
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.
Although citywide aggregate readings pass cleanly and just 24% of Oswego housing comes from the pre-rule era, the difference between what utilities sample and what arrives at one specific faucet remains a structural feature of how monitoring works. Households with kids in the home can find a certified lead-removal filter and a draw-test kit through retailer-verified channels. That step is independent of system-level data.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Historical NFIP Claim Context in Oswego
Historical NFIP data for Oswego contains 23 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $14,106. 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 <strong>$2,400</strong> 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.
Deep Dive Reports
Detailed analysis for Oswego, IL