Water Quality in BOISE, ID (83709)

EPA violation data for public water systems serving ZIP code 83709.

Total Violations

Health-Based

Monitoring / Reporting

Resolved

What does this mean?

88 of 91 violations have been resolved. 21 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 70 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: 33 Population served: 278,660

Violations Detail (91 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Surface Water Treatment Rule	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	N/A
Surface Water Treatment Rule	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	Eye and nose irritation; stomach discomfort
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Nov 29, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Nov 29, 2024	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Nov 29, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Combined Uranium	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Combined Uranium	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Combined Uranium	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Combined Uranium	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Combined Uranium	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Combined Uranium	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2023	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, 2023	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, 2023	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, 2023	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, 2023	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, 2023	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Combined Uranium	Health-Based	N/A	12537	Sep 30, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	12537	Sep 30, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	12537	Sep 30, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Sep 21, 2023	Active	N/A
Public Notice	Monitoring	N/A	N/A	Sep 21, 2023	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 1, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 1, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 1, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 1, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 1, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 1, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	12537	Jun 30, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	12537	Jun 30, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	12537	Jun 30, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 23, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 23, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 23, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	16698	Mar 31, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	16698	Mar 31, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	16698	Mar 31, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	16698	Mar 31, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	16698	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2023	Resolved	N/A
Combined Uranium	Health-Based	N/A	33	Dec 31, 2022	Resolved	N/A
Combined Uranium	Health-Based	N/A	33	Dec 31, 2022	Resolved	N/A
Combined Uranium	Health-Based	N/A	33	Dec 31, 2022	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2022	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, 2022	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, 2022	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, 2022	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, 2022	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, 2022	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform 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
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
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
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2021	Active	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
Groundwater Rule	Monitoring	N/A	N/A	Jul 30, 2021	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Jul 30, 2021	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Jul 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 31, 2021	Resolved	N/A
Surface Water Treatment Rule	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	N/A
Surface Water Treatment Rule	Monitoring	N/A	N/A	Feb 28, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(6)

Revised Total Coliform Rule

May 31Resolved

Surface Water Treatment Rule

Apr 30Resolved

Surface Water Treatment Rule

Apr 30Resolved

Chlorine

Apr 30Resolved

Chlorine

Apr 30Resolved

Revised Total Coliform Rule

Feb 28Resolved

2024(17)

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Groundwater Rule

Nov 29Resolved

Groundwater Rule

Nov 29Resolved

Groundwater Rule

Nov 29Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Combined Uranium

Mar 31Resolved

Combined Uranium

Mar 31Resolved

Combined Uranium

Mar 31Resolved

Combined Uranium

Mar 31Resolved

Combined Uranium

Mar 31Resolved

Combined Uranium

Mar 31Resolved

How Does This Compare?

BOISE (83709) has 91 recorded violations, including 21 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 →

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 BOISE, ID (83709)

What does this mean?

Violations Detail (91 total)

Lead & Copper Levels

Violation Timeline

2025(6)

2024(17)

2023(29)

2022(18)

2021(21)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

UV Water Purifier

Nearby ZIP Codes

Check Another ZIP Code