Water Quality in WILLIAMSPORT, IN (47993)

EPA violation data for public water systems serving ZIP code 47993.

107

Total Violations

Health-Based

100

Monitoring / Reporting

104

Resolved

What does this mean?

104 of 107 violations have been resolved. 7 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 100 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: 8 Population served: 3,188

Violations Detail (107 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-Based	N/A	N/A	Sep 4, 2025	Resolved	N/A
Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-Based	N/A	N/A	Sep 4, 2025	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2025	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2024	Active	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2024	Active	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-Based	N/A	N/A	Feb 2, 2023	Resolved	N/A
Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-Based	N/A	N/A	Feb 2, 2023	Resolved	N/A
Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-Based	N/A	N/A	Feb 2, 2023	Resolved	N/A
Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-Based	N/A	N/A	Feb 2, 2023	Resolved	N/A
Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-Based	N/A	N/A	Feb 2, 2023	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2022	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Gross Alpha, Excl. Radon and U	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Radium-226	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
Radium-228	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
Radium-228	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
Radium-228	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
Radium-228	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
Radium-228	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
Radium-228	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Gross Alpha, Excl. Radon and U	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Gross Alpha, Excl. Radon and U	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Gross Alpha, Excl. Radon and U	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Gross Alpha, Excl. Radon and U	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Gross Alpha, Excl. Radon and U	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Radium-226	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
Radium-226	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Radium-226	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Radium-226	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
Radium-226	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Increased risk of cancer
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(6)

Stage 1 Disinfectants and Disinfection Byproducts Rule

Sep 4Resolved

Stage 1 Disinfectants and Disinfection Byproducts Rule

Sep 4Resolved

Consumer Confidence Rule

Jun 30Active

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

2024(2)

Total Haloacetic Acids (HAA5)

Dec 31Active

TTHM

Dec 31Active

How Does This Compare?

WILLIAMSPORT (47993) has 107 recorded violations, including 7 health-based. 3 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

NSF Certified Products → EPA Safe Drinking Water Guide →

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

NSF Certified Products → EPA Safe Drinking Water Guide →

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

NSF Certified Products → EPA Safe Drinking Water Guide →

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

Water Quality in WILLIAMSPORT, IN (47993)

What does this mean?

Violations Detail (107 total)

Lead & Copper Levels

Violation Timeline

2025(6)

2024(2)

2023(19)

2022(24)

2021(56)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

Activated Carbon Filter

UV Water Purifier

Nearby ZIP Codes

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