Mount Sterling, KY Water Safety: 50/100 (2026)
1 ZIP code · 3 water systems · Updated 2026-06-03
Systems across Mount Sterling show elevated violation counts against KY benchmarks — the low safety grade reflects that ongoing compliance pattern.
How Mount Sterling Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Mount Sterling Residents
- Homes built before 1986: 57% — older plumbing may contain lead solder.
- Estimated remediation: $2,700 per household.
Mount Sterling's Water Providers
Throughout Mount Sterling, KY, water comes from one of 3 primary utilities out of 3 total systems — independent providers with different rate structures, infrastructure, and compliance records that vary across the service territory.
Overview
We track water quality and home safety data for 1 ZIP code in Mount Sterling, Kentucky, covering 3 community water systems serving approximately 22,534 people.
No EPA violations recorded across any ZIP codes in Mount Sterling — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Mount Sterling: D (50/100)
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
Mount Sterling water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Mount Sterling
- 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 |
|---|---|---|---|
| 40353 | D | JEFFERSONVILLE WATER SYSTEM | 5,335 |
All ZIP Codes in Mount Sterling
- 40353 [D]
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.
Mount Sterling Infrastructure Age
With 57% 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
Housing age is one of the most reliable proxies for plumbing-era lead risk, because two federal milestones — the widespread use of lead pipes before 1970 and the continued use of lead solder until 1986 — define the highest-risk tiers of the residential housing stock. With a median build year of 1971, Mount Sterling falls squarely within the older range — meaning a large fraction of the housing was built under the plumbing standards of those earlier eras. The distribution above captures where that risk concentrates, and why older neighborhoods warrant particular attention from residents concerned about tap water quality.
Over half of homes in Mount Sterling 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 Mount Sterling
The equity-to-remediation ratio in Mount Sterling is moderate — worth planning for but within reach for most property owners.
Remediation costs are moderate relative to home values in Mount Sterling. The estimated $1,500–$4,100 range is manageable for most homeowners but still worth budgeting for. Home values are 20% above the Kentucky average.
Mount Sterling: 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.
57% — that captures the slice of Mount Sterling housing dating from before the federal ban on solder containing lead. It pairs with aggregate utility readings that either approach or cross 0.015 mg/L, the benchmark set under the EPA Lead and Copper Rule. Together, the two figures shift one-home reads into a standard household-level confirmation, particularly for families with kids. A certified lead-removal filter is available through retailer-verified channels if a kit returns results that warrant additional measures.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Mount Sterling: Flood History & Water Damage Risk
100% of ZIP codes in Mount Sterling are mapped into FEMA-designated flood zones, and the NFIP records 68 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.
Mount Sterling has a moderate flood history with 68 FEMA claims averaging $25,676 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>$2,700</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 Mount Sterling
- 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 57% of homes built before 1986, lead solder is a real possibility.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Mount Sterling, KY