C
68

Fair Water Quality

Miamisburg, OH 45342

Montgomery County · Population served: 174,888 · Data updated March 2026

Water Systems Serving This Area

🌊
MIAMISBURG CITY PWS
Groundwater · Pop. 19,790
PWSID: OH5701212
🏔
MONTGOMERY COUNTY WATER SERVICES 1 PWS
Surface water · Pop. 150,207
PWSID: OH5701315
🌊
QUARRY LAKES MHP LLC
Groundwater · Pop. 141
PWSID: OH5702212
🌊
JEFFERSON REGIONAL WATER AUTHORITY
Groundwater · Pop. 4,750
PWSID: OH5703012

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
6.5
15 ppb 1 ppb Warning

PFAS / Forever Chemicals

8 detected 2 above EPA limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFHxS10.7 ppt10 ppt10 pptExceeded
PFOS9.6 ppt4 ppt4 pptExceeded
PFPeA6.9 pptNo standardUnregulated
PFBA6.2 pptNo standard500 pptUnregulated
PFPeA5.2 pptNo standardUnregulated
PFHxA5.0 pptNo standard400 pptUnregulated
PFHxA3.8 pptNo standard400 pptUnregulated
PFBS3.2 ppt2000 ppt100 pptBelow limit

Violation History (Last 5 Years)

9Total (5yr)
1Health-Based
0Major

Water Quality Summary

Understanding Your Water in Miamisburg

Tap water quality in Miamisburg, Ohio (45342) receives an overall grade of C (Fair) with a score of 68 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 13 points below the Ohio state average of 81. The area is served by 4 water systems providing water to approximately 174,888 people, using surface water and groundwater sources. Testing has found elevated levels of Lead that warrant attention. Notably, 2 PFAS compounds exceed EPA limits — a significant concern given the persistent nature of these chemicals. Over the past 5 years, water systems here have accumulated 9 violations, including 1 health-based violations.

Your Score 68/100 C
vs State 13 pts below Ohio avg (81)
vs National 7 pts below national avg (75)

What a Grade C Means

A score of 68/100 indicates fair water quality in Miamisburg, OH. While the water meets minimum federal standards, there are noteworthy concerns — either elevated contaminant levels approaching regulatory limits, a moderate violation history, or both. Residents may want to review specific contaminant data and consider targeted filtration, especially for sensitive groups like children and pregnant women.

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

Health Information

What These Contaminants Mean for You

⚠️

Lead in Your Water

Lead is a toxic metal that can leach from aging pipes and plumbing fixtures.

Health Effects

Even low levels of lead exposure can cause developmental delays in children, kidney damage, and cardiovascular effects in adults. The EPA action level is 15 ppb, but health experts recommend no safe level of lead in drinking water.

Common Sources

Lead enters water primarily through corrosion of lead service lines, lead solder, and brass fixtures — especially in homes built before 1986.

What You Can Do

If lead is detected above 1 ppb, consider using a certified lead-removal filter (NSF/ANSI 53) for drinking and cooking water. Run cold water for 30 seconds before use if water has been sitting in pipes.

Common Questions

Frequently Asked Questions

Tap water in Miamisburg, Ohio receives a grade of C (Fair) with a score of 68/100. While it generally meets minimum federal standards, there are some areas of concern including violation history or elevated contaminant levels. Sensitive populations (children, pregnant women, elderly) may want to consider additional filtration.

ZIP code 45342 is served by 4 water systems using surface water, groundwater sources, providing water to approximately 174,888 people. Multiple source types mean your water may come from a blend of surface and underground sources.

Lead was detected at 6.5 ppb in Miamisburg, Ohio. While this is below the EPA action level of 15 ppb, it exceeds the health guideline of 1 ppb recommended by health organizations. Consider a certified lead filter, especially if you have young children.

Yes — 8 PFAS compounds were detected in water serving Miamisburg, Ohio, and 2 exceed EPA maximum contaminant levels. PFAS are persistent chemicals linked to cancer, immune system effects, and developmental issues. A reverse osmosis or activated carbon filter certified for PFAS removal is recommended.

Water systems serving Miamisburg, Ohio have received 9 violations in the last 5 years, including 1 health-based violation. 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 (lead, PFAS), residents in Miamisburg, Ohio 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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