Water Quality in Oswego, IL (60541)

EPA violation data for public water systems serving ZIP code 60541.

No Health-Based Violations

None of the 25 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are12 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 70% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

3,342

Population

25

Water Systems

12

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (25)

Oswego

All resolved
Groundwater 38,169 people served
2 violations (5yr) · All resolved

Yorkville

All resolved
Groundwater 23,000 people served
1 violation (5yr) · All resolved

Newark

Groundwater 986 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Lisbon Grade School

Groundwater 150 people served
6 violations (5yr)
Lead tested: 0 ppb (limit: 15 ppb)

Newark American Legion

Groundwater 130 people served
0 violations

Annie'S Cafe

Groundwater 100 people served
0 violations

Newark American Legion

Groundwater 100 people served
0 violations

Lisbon School

Groundwater 100 people served
0 violations

Helmar Lutheran Church

Groundwater 90 people served
0 violations

Helmar Lutheran Church

Groundwater 90 people served
0 violations

Kuntz'S Korner

Groundwater 50 people served
0 violations

Lisbon Bethlehem Church

Groundwater 50 people served
0 violations

Lisbon Bethlehem Church

Groundwater 50 people served
0 violations

Lutheran Church

Groundwater 35 people served
0 violations

Lutheran Church

Groundwater 35 people served
0 violations

Helmar Lutheran Church

Groundwater 35 people served
3 violations (5yr)

White Hen Egg Farm

Groundwater 30 people served
0 violations

White Hen Egg Farm

Groundwater 30 people served
0 violations

Dickson Valley Camp Dining Hall

Groundwater 26 people served
0 violations

Dickson Valley Camp Gym

Groundwater 26 people served
0 violations

Newark High School

Groundwater 25 people served
0 violations

Duvick'S Motel

Groundwater 25 people served
0 violations

Duane'S Motel

Groundwater 25 people served
0 violations

Twice The Ice Wilmington

Purchased surface water 25 people served
0 violations

Dickson Valley Camp Acorn

Groundwater 25 people served
0 violations

Contaminants Found

Public NoticeMonitoring
5 violations
Has active
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

1 violation
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved
Combined Radium (-226 and -228)Monitoring
1 violation
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jan 2024

How Does This Compare?

Oswego (60541) has more violations than 70% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 12, most of which are monitoring/reporting issues.

Fewer violations 70th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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