CITY REPORT OH

Pataskala, OH: High Radon Risk — 65/100 (2026)

1 ZIP code · 4 water systems · Updated 2026-06-03

Unlike higher-rated cities in OH, Pataskala carries a fair number of documented violations — the pattern of compliance gaps keeps the city in the middle tier of EPA safety rankings.

How Pataskala Compares

Pataskala65/100
Ohio avg60/100
National avg67/100

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

1
ZIP Codes
4
Water Systems
0
ZIPs with Violations
C · 65
Avg Safety Score
Zone 1
Radon Risk (High)
$292K
Median Home Value
$2,400
Est. Remediation (0.8% of home value)

Key Facts for Pataskala Residents

  • Average lead level: 0.0015 mg/L.
  • Homes built before 1986: 41% — older plumbing may contain lead solder.
  • Estimated remediation: $2,400 per household.
  • CDC health risk index: 13.62 — above typical levels.

Pataskala's Water Providers

Structurally, Pataskala, OH's water supply is divided. Federal data identifies 4 water systems in the area, with 3 providers serving the bulk of residential connections. These utilities operate independently, meaning rate-setting authority and EPA compliance accountability are distributed rather than centralized.

COLUMBUS PUBLIC WATER SYSTEM
Serves ~1,305,946 people
65
/100
Westerville City Public Water System
Serves ~39,000 people
65
/100
Licking Regional Water District
Serves ~17,818 people
65
/100

Overview

We track water quality and home safety data for 1 ZIP code in Pataskala, Ohio (population ~31,822), covering 4 community water systems serving approximately 1,372,664 people region-wide.

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

Home Safety Score

Average Home Safety Score for Pataskala: C (65/100)

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

Pataskala water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0015 mg/L (EPA action level: 0.015 mg/L)
  • 0 ZIP codes exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High 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
43062 C Pataskala City 9,900

All ZIP Codes in Pataskala

Data Sources

Updated daily.

Pataskala Community Health Snapshot

10.9%
Asthma (US: 9.8%)
12.9%
Diabetes (US: 10.4%)
17.1%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 10.9% ↑
Diabetes 12.9% ↑
Mental Health 17.1% ↑

Vertical line = national average. Above national · Below national

Pataskala Infrastructure Age

1996
Median Build Year
41%
Built Before 1986
13%
Built Before 1970
Copper
Likely Pipe Material

With 41% 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 story of Pataskala's housing stock is one of layered development — neighborhoods built in different decades, each carrying the plumbing standards of their era. The median build year of 1996 reflects that layered character. Before 1986, lead solder was standard in copper plumbing; before 1970, lead pipes were commonly used for service lines. A substantial portion of the pre-1986 homes visible in the distribution above still carry the plumbing materials of those earlier standards — creating a risk environment that the city-wide aggregate water data doesn't fully capture.

1996
Median Year Built
41%
Pre-1986 (Lead Paint Risk)
13%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (13%) 1970–1986 (28%) Post-1986 (59%)

Most homes in Pataskala were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Pataskala

Equity impact data for Pataskala lands in the favorable tier — remediation claims a small slice of what properties here are worth.

Median Home Value
$292,100
Est. Remediation
$2,400
Remediation as % of home value 0.8%

Remediation costs in Pataskala are relatively low compared to home values. The $1,600–$3,300 estimated range is a small fraction of median property value. Home values are 59% above the Ohio average.

Pataskala: Lead Risk & Vulnerable Populations

41%
Homes Built Before 1986
0.0015
mg/L Avg Lead (Limit: 0.015)

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.

Even where utility-side monitoring meets Lead and Copper Rule requirements, the 41% pre-rule share in Pataskala keeps interior-plumbing variation as a household-level question that aggregate data cannot resolve.

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

Pataskala: Flood History & Water Damage Risk

The National Flood Insurance Program captures decades of claims at the local level, building a record of cumulative community flood exposure. For Pataskala, that record documents 31 claims and 100% of ZIP codes inside FEMA-designated flood zones. What makes those numbers relevant to water quality is the set of mechanisms flooding activates: heavy precipitation that floods treatment intake zones can introduce contaminants upstream of normal filtration; well casings in low-lying areas can be infiltrated by floodwaters carrying bacteria, sediment, and chemical residue; and distribution system pressure changes during flooding can create backflow conditions. These effects become more probable as flood frequency and magnitude increase — and the NFIP record indicates both are meaningful factors locally.

31
Total FEMA Flood Claims
$12,626
Avg Claim Payout
100%
ZIPs in FEMA Flood Zones
~2
Est. Claims/Year

Pataskala has a moderate flood history with 31 FEMA claims averaging $12,626 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>$2,400</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 Pataskala

  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 41% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

Is the water safe to drink in Pataskala, OH?
Pataskala has an average water safety score of 65/100 (Grade C). No EPA violations on record. Check individual ZIP code reports for details specific to your neighborhood.
Does Pataskala water have lead?
The average 90th-percentile lead level in Pataskala is 0.0015 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home — testing is recommended especially in older properties.
How does Pataskala compare to Ohio average?
Pataskala has an average water safety score of 65/100, which is above the Ohio state average of 60/100.
How many water systems serve Pataskala?
Pataskala is served by 4 public water systems across 1 ZIP code, serving approximately 31,822 people.
How much does it cost to fix water issues in Pataskala?
Estimated remediation costs in Pataskala average $2,400 per household, ranging from $1,600 to $3,300. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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