Water Quality in JEROME, ID (83338)

EPA violation data for public water systems serving ZIP code 83338.

308

Total Violations

19

Health-Based

289

Monitoring / Reporting

294

Resolved

What does this mean?

294 of 308 violations have been resolved. 19 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 289 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: 55 Population served: 17,643

Violations Detail (308 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
E. COLIMonitoring0N/AAug 31, 2025ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
E. COLIMonitoring0N/AJul 31, 2025ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
LEAD AND COPPER RULE REVISIONSMonitoringN/AN/AJul 1, 2025ActiveN/A
LEAD AND COPPER RULE REVISIONSMonitoringN/AN/AJul 1, 2025ActiveN/A
LEAD AND COPPER RULE REVISIONSMonitoringN/AN/AJul 1, 2025ActiveN/A
LEAD AND COPPER RULE REVISIONSMonitoringN/AN/AJul 1, 2025ActiveN/A
E. COLIMonitoring0N/AJun 30, 2025ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AJun 30, 2025ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AJun 30, 2025ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations

Lead & Copper Levels

Violation Timeline

2025(25)

E. COLI

19

Aug 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

E. COLI

19

Jul 31Resolved

LEAD AND COPPER RULE REVISIONS

4H

Jul 1Active

LEAD AND COPPER RULE REVISIONS

4H

Jul 1Active

LEAD AND COPPER RULE REVISIONS

4H

Jul 1Active

LEAD AND COPPER RULE REVISIONS

4H

Jul 1Active

E. COLI

19

Jun 30Resolved

E. COLI

19

Jun 30Resolved

E. COLI

19

Jun 30Resolved

E. COLI

19

Jun 30Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

E. COLI

19

Apr 30Resolved

E. COLI

19

Apr 30Resolved

E. COLI

19

Apr 30Resolved

E. COLI

19

Apr 30Resolved

Chlorine

27

Mar 31Resolved

Chlorine

27

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

E. COLI

19

Jan 31Resolved

E. COLI

19

Jan 31Resolved

Public Notice

75

Jan 2Active

Public Notice

75

Jan 2Active

2024(80)

E. COLI

19

Dec 31Resolved

E. COLI

19

Dec 31Resolved

Lead and Copper Rule

66

Dec 29Resolved

Lead and Copper Rule

66

Dec 29Resolved

Lead and Copper Rule

66

Dec 29Resolved

Chlorine

27

Nov 30Resolved

Chlorine

27

Nov 30Resolved

Chlorine

27

Nov 30Resolved

E. COLI

19

Nov 30Resolved

E. COLI

19

Nov 30Resolved

Public Notice

75

Nov 25Active

Public Notice

75

Nov 25Active

Revised Total Coliform Rule

3A

Oct 31Resolved

Chlorine

27

Oct 31Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

Chlorine

27

Oct 31Resolved

Chlorine

27

Oct 31Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

Chlorine

27

Oct 31Resolved

E. COLI

19

Oct 31Resolved

E. COLI

19

Oct 31Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

Groundwater Rule

45

Sep 1Active

Groundwater Rule

45

Sep 1Active

Chlorine

27

Aug 31Resolved

Chlorine

27

Aug 31Resolved

Chlorine

27

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

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

E. COLI

19

Jun 30Resolved

E. COLI

19

Jun 30Resolved

E. COLI

19

Jun 30Resolved

Groundwater Rule

20

Jun 3Resolved

Groundwater Rule

20

Jun 3Resolved

Groundwater Rule

20

Jun 3Resolved

E. COLI

19

May 31Resolved

E. COLI

19

May 31Resolved

E. COLI

19

May 31Resolved

Revised Total Coliform Rule

2D

May 31Resolved

Revised Total Coliform Rule

2D

May 31Resolved

Revised Total Coliform Rule

2D

May 31Resolved

E. COLI

19

Apr 30Resolved

E. COLI

19

Apr 30Resolved

E. COLI

19

Apr 30Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

E. COLI

19

Mar 31Resolved

E. COLI

19

Mar 31Resolved

E. COLI

19

Mar 31Resolved

Chlorine

27

Feb 29Resolved

Chlorine

27

Feb 29Resolved

Chlorine

27

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

E. COLI

19

Feb 29Resolved

E. COLI

19

Feb 29Resolved

E. COLI

19

Feb 29Resolved

Chlorine

27

Jan 31Resolved

Chlorine

27

Jan 31Resolved

Chlorine

27

Jan 31Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

E. COLI

19

Jan 31Resolved

E. COLI

19

Jan 31Resolved

E. COLI

19

Jan 31Resolved

How Does This Compare?

JEROME (83338) has 308 recorded violations, including 19 health-based. 14 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.

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