B
78

Good Water Quality

Niota, IL 62358

Hancock County · Population served: 18,210 · Data updated March 2026

Water Systems Serving This Area

🏔
RATHBUN REG WATER ASSN (FT MADISON)
Surface water · Pop. 11,840
PWSID: IA0400901
🌊
DALLAS RURAL WATER DISTRICT
Groundwater · Pop. 6,370
PWSID: IL0710010

PFAS / Forever Chemicals

1 detected All below limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFBA12.0 pptNo standard500 pptUnregulated

Violation History (Last 5 Years)

7Total (5yr)
0Health-Based
4Major

Water Quality Summary

Understanding Your Water in Niota

Tap water quality in Niota, Illinois (62358) receives an overall grade of B (Good) with a score of 78 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is roughly in line with the Illinois state average of 74. The area is served by 2 water systems providing water to approximately 18,210 people, using surface water and groundwater sources. PFAS testing detected 1 compound, all currently below EPA limits.

Your Score 78/100 B
vs State 4 pts above Illinois avg (74)
vs National 3 pts above national avg (75)

What a Grade B Means

A score of 78/100 means the water in Niota, IL is generally good and meets EPA standards, with only minor areas of concern. There may be low levels of detectable contaminants or a small number of non-critical violations. Most residents can feel comfortable with their tap water quality, though basic filtration can provide an extra layer of protection.

Surface water: sourced from rivers, lakes, or reservoirs
Groundwater: drawn from underground aquifers via wells

Common Questions

Frequently Asked Questions

Based on EPA data, tap water in Niota, Illinois receives a grade of B (Good) with a score of 78/100. This indicates the water meets federal standards and has relatively few concerns. However, individual homes may still have localized issues such as lead from old plumbing.

ZIP code 62358 is served by 2 water systems using surface water, groundwater sources, providing water to approximately 18,210 people. Multiple source types mean your water may come from a blend of surface and underground sources.

No lead data is currently available for ZIP code 62358. This may mean lead testing results haven't been reported recently, or the serving water system uses monitoring waivers. You can request a free lead test kit from most water utilities or purchase a certified home testing kit.

1 PFAS compound were detected in water serving Niota, Illinois, but all are currently below EPA limits. While levels are within regulatory standards, some health organizations recommend minimizing any PFAS exposure. Activated carbon or reverse osmosis filters can reduce PFAS levels.

Water systems serving Niota, Illinois have received 7 violations in the last 5 years. Violations can range from paperwork issues (monitoring & reporting) to serious health-based violations where contaminant levels exceeded safe limits. Review the violation details above for specifics.

Based on detected contaminants (PFAS), residents in Niota, Illinois should consider: Reverse osmosis (RO) system — most effective for PFAS, lead, and other contaminants. Always look for filters with NSF/ANSI certification for the specific contaminants you want to remove.

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