Water Quality in Findlay, OH (45810)

EPA violation data for public water systems serving ZIP code 45810.

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

7,449

Population

19

Water Systems

23

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (19)

Lima City

2 health-based
Surface water 65,619 people served
2 violations (5yr) · 2 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Findlay City

Surface water 54,040 people served
0 violations
Lead tested: 2.1 ppb (limit: 15 ppb)

Findlay Water Department

Surface water 40,000 people served
0 violations

Ada Village

All resolved
Groundwater 5,334 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Liberty Oaks Event Venue

All resolved
Groundwater 240 people served
1 violation (5yr) · All resolved

Ada Full Gospel Church

Groundwater 160 people served
0 violations

Crimson Lane Wedding And Event Venue

Groundwater 150 people served
0 violations

Neighbors Of Timbercreek

Groundwater 110 people served
7 violations (5yr)
Lead tested: 0.11 ppb (limit: 15 ppb)

Ada Full Gospel Church

Groundwater 75 people served
0 violations

Ponderosa Estates

Groundwater 55 people served
6 violations (5yr)
Lead tested: 0 ppb (limit: 15 ppb)

Sugar Grove United Methodist Church-Ada

Groundwater 50 people served
0 violations

Hillcrest Estates Mobile Home Court

Groundwater 49 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Norada Lanes Bowling Alley

Groundwater 46 people served
3 violations (5yr)

Johnsons Party Shop

Groundwater 40 people served
0 violations

Van'S Corner Pws

Groundwater 40 people served
0 violations

Liberty Baptist Church-Ada Pws

Groundwater 40 people served
0 violations

Preston'S Airport Inn

Groundwater 30 people served
0 violations

Ream-Mcelroy Vfw Post 9381

Groundwater 26 people served
3 violations (5yr)

Mgr,Flats Apt.

Groundwater 15 people served
0 violations

Contaminants Found

TTHMHealth-Based
2 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

5 violations
Has active
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

5 violations
All resolved
LEAD AND COPPER RULE REVISIONSMonitoring
2 violations
Has active
ArsenicMonitoring

A naturally occurring element that can cause cancer and other health effects at high levels.

2 violations
All resolved
Public NoticeMonitoring
2 violations
Has active
Groundwater RuleMonitoring
1 violation
All resolved
Radium-228Monitoring
1 violation
All resolved
Gross Alpha, Excl. Radon and UMonitoring
1 violation
All resolved
Radium-226Monitoring
1 violation
All resolved
NitrateMonitoring

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

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Findlay (45810) has more violations than 81% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 23.

Fewer violations 81th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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