New Plymouth, OH Water Safety: 55/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-03
Across water systems in New Plymouth, safety results are uneven — a portion carry active or recent violations, while others meet federal standards without incident, placing the city in the middle tier for OH.
How New Plymouth Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for New Plymouth Residents
- Homes built before 1986: 48% — older plumbing may contain lead solder.
- Estimated remediation: $1,600 per household.
- CDC health risk index: 16 — above typical levels.
New Plymouth's Water Providers
Across New Plymouth, OH, residential water comes from 2 primary utilities rather than a single consolidated provider. Each system operates independently — managing its own distribution infrastructure, rate schedules, and EPA compliance filings. Federal records track 2 water systems in the area, with these top providers accounting for the majority of residential connections.
Overview
We track water quality and home safety data for 1 ZIP code in New Plymouth, Ohio (population ~715), covering 2 community water systems serving approximately 35,705 people region-wide.
No EPA violations recorded across any ZIP codes in New Plymouth — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for New Plymouth: C (55/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
New Plymouth water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for New Plymouth
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 45654 | C | Ross County Water Company Inc. | 35,345 |
All ZIP Codes in New Plymouth
- 45654 [C]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
New Plymouth Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
New Plymouth Infrastructure Age
With 48% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
A median build year of 1982 in New Plymouth is characteristic of a mixed-era city where plumbing risk depends heavily on the specific property. Homes built before 1986 may have lead-soldered copper joints; those from before 1970 face the added possibility of lead service lines. The percentages above capture how much of the residential stock falls into each risk era.
A significant portion of New Plymouth's housing stock predates 1970, when lead pipes were commonly used. Residents in older homes should consider water testing.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in New Plymouth
While no remediation project is entirely without cost, the relationship between estimated remediation and property values in New Plymouth is notably favorable — the equity share is small enough that the household financial perspective is one of proportionality rather than pressure, and most homeowners can treat it as routine planning rather than a significant financial event.
Remediation costs in New Plymouth are relatively low compared to home values. The $800–$2,600 estimated range is a small fraction of median property value. Home values are 48% above the Ohio average.
New Plymouth: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Older interior plumbing shapes the local picture: 48% of New Plymouth homes predate the federal solder ban, and aggregate sampling either approaches or crosses the action benchmark. That mix makes a single-home draw a standard pre-purchase or pre-occupancy step.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
New Plymouth: Flood History & Water Damage Risk
100% of ZIP codes in New Plymouth are mapped into FEMA-designated flood zones, and the NFIP records 12 claims reflecting a multi-event flood history. That combination places local flood exposure in the range where water-quality implications deserve at least periodic attention.
New Plymouth has a moderate flood history with 12 FEMA claims averaging $4,296 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,600</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
What You Can Do in New Plymouth
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. With 48% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for New Plymouth, OH