Carrolltown, PA: 18 Violations — 59/100 (2026)
1 ZIP code · 3 water systems · Updated 2026-06-03
Although much of Carrolltown meets baseline drinking water standards, some PA-tracked service areas show violations that merit a closer look — particularly for older housing stock.
How Carrolltown Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Carrolltown Residents
- Your city's water systems recorded 18 violations in the past 5 years.
- Homes built before 1986: 86% — older plumbing may contain lead solder.
- Estimated remediation: $400 per household.
Carrolltown's Water Providers
Federal drinking water records identify 3 systems in Carrolltown, PA. The leading 3 providers serve the largest share of residential connections, each operating as a separate entity with its own rate authority, infrastructure management, and EPA compliance obligations — so service conditions are not uniform city-wide.
Overview
We track water quality and home safety data for 1 ZIP code in Carrolltown, Pennsylvania, covering 3 community water systems serving approximately 2,382 people.
1 of 1 ZIP code (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Carrolltown: C (59/100)
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
Carrolltown water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Carrolltown
- 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.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Revised Total Coliform Rule | Microbiological | 8 | 1 |
| Contaminant 0700 | Other | 8 | 1 |
| Consumer Confidence Report Rule | Reporting | 6 | 1 |
| Surface Water Treatment Rule | Treatment Technique | 4 | 1 |
| Lead and Copper Rule | Treatment Technique | 4 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 15722 | C | 18 | 0 | Carrolltown Boro Muni Authority |
All ZIP Codes in Carrolltown
- 15722 [C] — 18 violations
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.
What's in Carrolltown's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Carrolltown Infrastructure Age
With 86% 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
Reading the housing age data for Carrolltown — median build year 1950 — the overriding implication is that the plumbing materials inside a typical home here reflect pre-1986 construction standards. In practical terms, that means lead-soldered copper joints are common across much of the housing stock. Where those materials are present, water can leach lead as it moves through joints — a pathway that corrosion control treatment under federal rules is designed to reduce, though it cannot eliminate lead risk where the plumbing materials themselves contain lead.
Over half of homes in Carrolltown were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Carrolltown
Low proportionality — that's the Carrolltown picture when remediation costs are placed against typical home equity.
Remediation costs in Carrolltown are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 40% below the Pennsylvania average.
Carrolltown: 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.
If 86% of the Carrolltown inventory comes from before the federal ban on lead-bearing solder — and if utility samples sit at or near 0.015 mg/L — the gap between citywide averages and one specific faucet becomes a practical concern rather than a theoretical one. That is why one-home reads exist as a separate measurement. A certified filter through retailer networks addresses confirmed exposure where it appears in a household.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
What You Can Do in Carrolltown
- 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. Filters rated for Revised Total Coliform Rule can reduce the most common contaminant found in Carrolltown's water.
- Check your home's plumbing. With 86% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Carrolltown, PA