CITY REPORT KY

Viper, KY Water Safety: 63/100 (2026)

1 ZIP code · 3 water systems · Updated 2026-06-03

Compliance figures for Viper indicate average water quality in KY overall — some service areas have recorded health-based violations in recent monitoring cycles, while others operate cleanly, making system-level data the most actionable reference point for residents.

How Viper Compares

Viper63/100
Kentucky avg61/100
National avg67/100

Data: EPA SDWIS Last verified: 2026-06-03

1
ZIP Codes
3
Water Systems
0
ZIPs with Violations
C · 63
Avg Safety Score
Zone 2
Radon Risk (Moderate)
$81K
Median Home Value
$1,600
Est. Remediation (2.0% of home value)

Key Facts for Viper Residents

  • Homes built before 1986: 54% — older plumbing may contain lead solder.
  • Estimated remediation: $1,600 per household.

Viper's Water Providers

3 water utilities share the residential service territory in Viper, KY — out of 3 total systems in federal records.

HAZARD WATER DEPARTMENT
Serves ~26,730 people
63
/100
KNOTT CO WATER & SEWER DISTRICT
Serves ~7,056 people
63
/100
Perry County Water & Sewer
Serves ~2,642 people
63
/100

Overview

We track water quality and home safety data for 1 ZIP code in Viper, Kentucky (population ~2,350), covering 3 community water systems serving approximately 36,428 people region-wide.

No EPA violations recorded across any ZIP codes in Viper — an excellent indicator of water quality.

Home Safety Score

Average Home Safety Score for Viper: C (63/100)

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

Viper water systems draw from: Surface water.

Lead & Copper

  • Lead data: not yet available for Viper
  • 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
41774 C HAZARD WATER DEPARTMENT 26,730

All ZIP Codes in Viper

Data Sources

Updated daily.

Viper Infrastructure Age

1985
Median Build Year
54%
Built Before 1986
16%
Built Before 1970
Copper
Likely Pipe Material

With 54% 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

The lead that enters tap water in older homes often comes not from the municipal supply but from the home's own plumbing — from solder used in copper joints before the 1986 federal ban, or from lead pipes installed before 1970. In Viper, where the median build year is 1985, these older materials are widespread. More than half the residential stock predates the 1986 solder ban, and a significant fraction predates 1970 as well. For residents in those homes, the city-wide water quality picture is a less relevant frame than the specific materials inside their own walls and under their own street.

1985
Median Year Built
54%
Pre-1986 (Lead Paint Risk)
16%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (16%) 1970–1986 (38%) Post-1986 (46%)

Over half of homes in Viper 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 Viper

Homeowners in Viper are working with a moderate equity share for documented remediation — the commitment deserves a line in the household budget, not dismissal.

Median Home Value
$80,500
Est. Remediation
$1,600
Remediation as % of home value 2.0%

Remediation costs are moderate relative to home values in Viper. The estimated $800–$2,600 range is manageable for most homeowners but still worth budgeting for. Home values are 46% below the Kentucky average.

Viper: Lead Risk & Vulnerable Populations

54%
Homes Built Before 1986

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.

Locally, 54% of Viper homes carry interior plumbing from the era when lead solder was still permitted in new builds, and citywide monitoring approaches or crosses the EPA action benchmark. Households can find a draw-test kit and certified filtration through verified retailers.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Viper: Flood History & Water Damage Risk

Taken together, Viper's 7 NFIP flood insurance claims and 100% FEMA flood zone coverage place it in the moderate range of exposure. That middle position has specific implications for water quality. The contamination pathways that flooding can open — surface water overwhelming treatment facility intake, floodwaters infiltrating private wells, distribution pressure changes creating backflow — are not constant risks in a moderate-exposure community. But they do become active during significant flood events, and the claim record here indicates enough of those events to make flood timing an occasional factor in local water quality conversations.

7
Total FEMA Flood Claims
$8,146
Avg Claim Payout
100%
ZIPs in FEMA Flood Zones

Viper has a moderate flood history with 7 FEMA claims averaging $8,146 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 Viper

  1. 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.
  2. Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
  3. Check your home's plumbing. With 54% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

Is the water safe to drink in Viper, KY?
Viper has an average water safety score of 63/100 (Grade C). No EPA violations on record. Check individual ZIP code reports for details specific to your neighborhood.
How does Viper compare to Kentucky average?
Viper has an average water safety score of 63/100, which is above the Kentucky state average of 61/100.
How many water systems serve Viper?
Viper is served by 3 public water systems across 1 ZIP code, serving approximately 2,350 people.
How much does it cost to fix water issues in Viper?
Estimated remediation costs in Viper average $1,600 per household, ranging from $800 to $2,600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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