Water Quality in Iroquois, SD (57353)

EPA violation data for public water systems serving ZIP code 57353.

No Health-Based Violations

None of the 7 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are3 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 43% of US ZIP codes.

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

812

Population

7

Water Systems

3

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (7)

Iroquois

Purchased groundwater 292 people served
0 violations
Lead tested: 6 ppb (limit: 15 ppb) ✓

Carthage

Groundwater 218 people served
0 violations

Yale

Groundwater 128 people served
0 violations

Cavour

Purchased surface water 114 people served
0 violations

Collins Colony

All resolved
Groundwater 95 people served
3 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓

Pearl Creek Colony

Groundwater 94 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓

Bancroft

Purchased groundwater 37 people served
0 violations

Contaminants Found

Combined Radium (-226 and -228)Monitoring
1 violation
All resolved
Combined UraniumMonitoring
1 violation
All resolved
Gross Alpha, Excl. Radon and UMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
6 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Iroquois (57353) has more violations than 43% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 3, most of which are monitoring/reporting issues.

Fewer violations 43th 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.

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