Water Quality in GREENCASTLE, PA (17225)

EPA violation data for public water systems serving ZIP code 17225.

177

Total Violations

7

Health-Based

170

Monitoring / Reporting

170

Resolved

What does this mean?

170 of 177 violations have been resolved. 7 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 170 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 50 Population served: 13,133

Violations Detail (177 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Public NoticeMonitoringN/AN/AAug 11, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AAug 11, 2025ResolvedN/A
E. COLIMonitoring0N/AAug 10, 2025ActiveSevere gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
Revised Total Coliform RuleHealth-BasedN/AN/AJun 30, 2025ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(18)

Public Notice

75

Aug 11Resolved

Public Notice

75

Aug 11Resolved

E. COLI

34

Aug 10Active

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

4B

Jul 31Resolved

Revised Total Coliform Rule

4B

Jul 31Resolved

Revised Total Coliform Rule

4B

Jul 31Resolved

Revised Total Coliform Rule

4B

Jul 31Resolved

Revised Total Coliform Rule

1A

Jun 30Resolved

Revised Total Coliform Rule

1A

Jun 30Resolved

TTHM

27

Jun 30Resolved

Total Haloacetic Acids (HAA5)

27

Jun 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Groundwater Rule

31

Apr 30Resolved

Chlorine

27

Apr 30Resolved

2024(39)

Lead and Copper Rule

52

Dec 31Resolved

Lead and Copper Rule

52

Dec 31Resolved

Revised Total Coliform Rule

3A

Dec 31Resolved

Revised Total Coliform Rule

3A

Dec 31Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

Nitrite

03

Sep 30Resolved

Nitrite

03

Sep 30Resolved

Nitrite

03

Sep 30Resolved

Nitrite

03

Sep 30Resolved

Nitrite

03

Sep 30Resolved

Nitrate

03

Sep 30Resolved

Nitrate

03

Sep 30Resolved

Nitrate

03

Sep 30Resolved

Nitrate

03

Sep 30Resolved

Nitrate

03

Sep 30Resolved

Consumer Confidence Rule

72

Sep 30Resolved

Consumer Confidence Rule

72

Sep 30Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Groundwater Rule

31

May 31Resolved

Revised Total Coliform Rule

4B

Apr 10Resolved

Revised Total Coliform Rule

4B

Apr 10Resolved

Revised Total Coliform Rule

4B

Apr 10Resolved

Revised Total Coliform Rule

4B

Apr 10Resolved

Public Notice

75

Jan 10Resolved

Public Notice

75

Jan 10Resolved

Public Notice

75

Jan 10Resolved

Public Notice

75

Jan 10Active

How Does This Compare?

GREENCASTLE (17225) has 177 recorded violations, including 7 health-based. 7 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Nearby ZIP Codes

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