Water Quality in Louisville, KY (40245)

EPA violation data for public water systems serving ZIP code 40245.

No Health-Based Violations

None of the 7 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are7 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 60% of US ZIP codes.

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

39,835

Population

7

Water Systems

7

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (7)

Louisville Water Company

Surface water 764,769 people served
0 violations

Louisville Water Co/Payne

Surface water 127,455 people served
0 violations

Oldham County Water District

Groundwater 38,409 people served
0 violations

Shelbyville Water & Sewer Commission

Surface water 23,760 people served
0 violations
Lead tested: 3 ppb (limit: 15 ppb)

North Shelby Water District

Purchased surface water 14,660 people served
0 violations

Thorton'S Kildeer

All resolved
Groundwater 100 people served
2 violations (5yr) · All resolved

Thorton'S Gas Station

All resolved
Groundwater 100 people served
5 violations (5yr) · All resolved

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

3 violations
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

2 violations
All resolved
E. COLIMonitoring
1 violation
All resolved
Public NoticeMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
3 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Louisville (40245) has more violations than 60% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 7, most of which are monitoring/reporting issues.

Fewer violations 60th 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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