Water Quality in Boise, ID (83641)

EPA violation data for public water systems serving ZIP code 83641.

No Health-Based Violations

None of the 14 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are13 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 72% of US ZIP codes.

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

4,061

Population

14

Water Systems

13

Violations (5yr)

0

Health-Based

Location

Loading map...

Water Systems Serving This Area (14)

Veolia Water Idaho

Surface water 264,978 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Meridian Water Dept

Groundwater 147,340 people served
0 violations
Lead tested: 3.6 ppb (limit: 15 ppb)

Nampa City Of

All resolved
Groundwater 100,200 people served
1 violation (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Caldwell City Of

Groundwater 74,000 people served
0 violations

Kuna City Of

All resolved
Groundwater 32,038 people served
1 violation (5yr) · All resolved

Middleton City Of

Groundwater 13,190 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Melba City Of

All resolved
Groundwater 576 people served
4 violations (5yr) · All resolved
Lead tested: 3 ppb (limit: 15 ppb)

Givens Hot Springs

All resolved
Groundwater 207 people served
5 violations (5yr) · All resolved

Snake River Inn

Groundwater 100 people served
0 violations

Longhorn Bar

Groundwater 100 people served
0 violations

Mountain Village

All resolved
Groundwater 60 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Wakefield Meats

Groundwater 50 people served
0 violations

Dans Ferry Service

All resolved
Groundwater 25 people served
1 violation (5yr) · All resolved

Blue Canoe

Groundwater 0
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

7 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

4 violations
All resolved
NitrateMonitoring

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

1 violation
All resolved
E. COLIMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Boise (83641) has more violations than 72% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 13, most of which are monitoring/reporting issues.

Fewer violations 72th 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.

Nearby ZIP Codes

Check Another ZIP Code