ZIP Code 45232 Water Quality & Testing Report
Cincinnati, OH · Hamilton County County · Updated for 2026
Is Tap Water Safe to Drink in ZIP 45232 (Cincinnati, OH)?
Caution / Filtration Recommended: Tap water in ZIP code 45232 (Cincinnati, OH) has compliance concerns, earning an EPA Safety Grade of C (65/100) due to 0 health violation(s) and 2.0 ppb lead. While treated by Cincinnati Public Water System, residents are advised to use an NSF/ANSI 53 certified water filter for drinking and cooking.
Water Safety Grade
Fair — Some compliance concerns
Health Violations
0
Total Violations
1
Lead Risk
High
Contaminants
0
About Tap Water in ZIP Code 45232
Tap water in ZIP code 45232 (Cincinnati, OH) is distributed by Cincinnati Public Water System (EPA ID: OH3102612), serving approximately 750,200 residents. Based on EPA Safe Drinking Water Act compliance records, this system receives a water safety grade of C with a composite quality score of 65/100.
Water System
Cincinnati Public Water System
EPA ID: OH3102612
Water Source
Surface Water
Population Served
750,200 residents
County
Hamilton County County, Ohio
Lead Levels in ZIP 45232
EPA action level: 15 ppb | Public health goal: 0 ppb
Lead Level: 2.0 ppb — Very Low
Lead exposure risk in 45232 is rated High. EPA models estimate a 64% exposure probability based on housing and infrastructure age.
From annual CCR filing
From annual CCR filing
EPA model estimate based on housing age and infrastructure
Water Hardness & Mineral Content
Grains per gallon (GPG) & Parts per million (PPM / mg/L)
Water in ZIP 45232 is Hard (130 mg/L / 7.6 GPG). Residents may notice white mineral spots on glassware, reduced soap efficiency, and mineral scale on faucets and showerheads.
Grains per gallon
Parts per million CaCO3
Official EPA SDWIS Database Entry
Utility: Cincinnati Public Water System · PWSID: OH3102612
Violation History
Past 5 years — EPA SDWIS data
Cincinnati Public Water System has recorded 1 violation, but none are health-based (e.g., administrative or monitoring infractions).
Regulatory compliance risk for this utility is rated Low based on past reporting and enforcement records.
Contaminants Detected
Contaminants with health-based violations on record
No health-based contaminant violations are on record for ZIP code 45232 under the Safe Drinking Water Act.
⚖ Enforcement Actions
Water Source & Environmental Factors
Surface Water
This system draws water from lakes, rivers, or reservoirs. Surface water is treated to remove sediment, microorganisms, and chemical contaminants before reaching taps.
Highest potential
Estimated annual flood-related costs per property
% of household income spent on energy — indicator of older infrastructure
EPA Radon Zone 1 — highest potential for radon in indoor air. Homeowners should test their home for radon and consider mitigation if levels exceed 4 pCi/L.
Water Quality Testing in ZIP 45232
Tap Water & Well Testing Recommendations
Residents in ZIP code 45232 served by Cincinnati Public Water System can test tap water or private well systems to verify water purity. Testing detects hidden contaminants before they impact family health.
Tap Water Testing Steps
- 1.Conduct a certified lead check if your home was constructed before 1986.
- 2.Use certified lab testing kits rather than uncalibrated test strips for regulated compliance.
- 3.Sample water from both your kitchen faucet and water heater to compare line purity.
Private Well Testing Steps
- •Test for Coliform bacteria and Nitrates annually.
- •Test for heavy metals, radon, and PFAS every 3 years.
- •Send samples to a state-certified drinking water laboratory recognized by Ohio Environmental Protection Agency.
🛡 What Should You Do? — ZIP 45232 Recommendations
Some compliance concerns — take precautions
- ⚠ Use a certified NSF/ANSI 53 filter for drinking and cooking water if you have young children
- ⚠ Never give unfiltered tap water to infants in formula — use certified bottled or filtered water
- ⚠ Request a copy of the Consumer Confidence Report to see what was detected and when
- ⚠ Call the EPA Safe Drinking Water Hotline: 1-800-426-4791
Recommended Water Treatment Systems:
NSF 53 Lead Pitcher Filter
Specifically certified to reduce lead and copper at the tap.
NSF 58 Under-Sink RO System
Advanced filtration for PFAS, fluoride, nitrates, and organic chemicals.
Frequently Asked Questions — ZIP 45232 Water Quality
Is tap water safe to drink in ZIP code 45232?+
How do I get my water tested in ZIP 45232 (Cincinnati, OH)?+
How hard is the tap water in 45232?+
Should I test private well water in 45232?+
What is the lead level in 45232 tap water?+
Is there an active boil water notice in 45232?+
Who provides tap water to 45232?+
What water filter should I use in 45232?+
Data Sources & Methodology
Water quality data for ZIP code 45232 is compiled from the EPA Safe Drinking Water Information System (SDWIS), EPA ECHO enforcement database, UCMR5 unregulated contaminant monitoring, and Consumer Confidence Reports filed by Cincinnati Public Water System. Safety scores are composite metrics derived from violation history, lead levels, enforcement actions, and infrastructure risk indicators. Data reflects a 5-year monitoring window. Last dataset update: 2024. View EPA source data →