2026 Rankings

Worst CO & Gas Risk ZIP Codes in Kentucky — 2026

Last updated: August 31, 2026

273 ZIP codes ranked by Gas Risk Score #1: ZIP 41006 (Butler, KY) - 9/100

Out of 273 ZIP codes with data in Kentucky, these are the highest-ranked areas for gas risk score. See also: National ZIP Codes with Worst CO & Gas Safety Risk | All Kentucky Rankings

Statistic Value
ZIP codes ranked 273
Highest value 9/100
Median value 2/100
State Kentucky

Top 100 Worst ZIP Codes

Rank ZIP Code City State Gas Risk Score Safety Score
1 41006 Butler KY 9/100 67/100
2 41007 California KY 9/100 67/100
3 41059 Melbourne KY 9/100 83/100
4 41071 Newport KY 9/100 83/100
5 41072 Newport KY 9/100
6 41073 Bellevue KY 9/100 83/100
7 41074 Dayton KY 9/100 83/100
8 41075 Fort Thomas KY 9/100 83/100
9 41076 Newport KY 9/100 83/100
10 41085 Silver Grove KY 9/100
11 41099 Newport KY 9/100
12 42301 Owensboro KY 7/100 65/100
13 42302 Owensboro KY 7/100
14 42303 Owensboro KY 7/100 66/100
15 42304 Owensboro KY 7/100
16 42334 Curdsville KY 7/100
17 42355 Maceo KY 7/100 67/100
18 42356 Maple Mount KY 7/100
19 42366 Philpot KY 7/100 66/100
20 42376 Utica KY 7/100 66/100
21 42377 West Louisville KY 7/100
22 42378 Whitesville KY 7/100 64/100
23 41034 Dover KY 3/100
24 41055 Mayslick KY 3/100
25 41056 Maysville KY 3/100
26 41062 Minerva KY 3/100
27 41096 Washington KY 3/100
28 42437 Morganfield KY 3/100
29 42459 Sturgis KY 3/100
30 42460 Sullivan KY 3/100
31 42461 Uniontown KY 3/100
32 42462 Waverly KY 3/100
33 40018 Eastwood KY 2/100
34 40023 Fisherville KY 2/100 50/100
35 40025 Glenview KY 2/100 50/100
36 40027 Harrods Creek KY 2/100
37 40041 Masonic Home KY 2/100 50/100
38 40059 Prospect KY 2/100 50/100
39 40118 Fairdale KY 2/100 50/100
40 40200 Jefferson County KY 2/100
41 40202 Louisville KY 2/100 50/100
42 40203 Louisville KY 2/100 50/100
43 40204 Louisville KY 2/100 50/100
44 40205 Louisville KY 2/100 50/100
45 40206 Louisville KY 2/100 50/100
46 40207 Louisville KY 2/100 50/100
47 40208 Louisville KY 2/100 50/100
48 40209 Louisville KY 2/100 50/100
49 40210 Louisville KY 2/100 50/100
50 40211 Louisville KY 2/100 50/100
51 40212 Louisville KY 2/100 50/100
52 40213 Louisville KY 2/100 50/100
53 40214 Louisville KY 2/100 50/100
54 40215 Louisville KY 2/100 50/100
55 40216 Louisville KY 2/100 50/100
56 40217 Louisville KY 2/100 50/100
57 40218 Louisville KY 2/100 50/100
58 40219 Louisville KY 2/100 50/100
59 40220 Louisville KY 2/100 50/100
60 40221 Louisville KY 2/100
61 40222 Louisville KY 2/100 50/100
62 40223 Louisville KY 2/100 50/100
63 40224 Louisville KY 2/100
64 40225 Louisville KY 2/100
65 40228 Louisville KY 2/100 50/100
66 40229 Louisville KY 2/100 50/100
67 40231 Louisville KY 2/100
68 40232 Louisville KY 2/100
69 40233 Louisville KY 2/100
70 40241 Louisville KY 2/100 50/100
71 40242 Louisville KY 2/100 50/100
72 40243 Louisville KY 2/100 50/100
73 40245 Louisville KY 2/100 50/100
74 40250 Louisville KY 2/100
75 40251 Louisville KY 2/100
76 40252 Louisville KY 2/100
77 40253 Louisville KY 2/100
78 40255 Louisville KY 2/100
79 40256 Louisville KY 2/100
80 40257 Louisville KY 2/100
81 40258 Louisville KY 2/100 50/100
82 40259 Louisville KY 2/100
83 40261 Louisville KY 2/100
84 40266 Louisville KY 2/100
85 40268 Louisville KY 2/100
86 40269 Louisville KY 2/100
87 40270 Louisville KY 2/100
88 40272 Louisville KY 2/100 50/100
89 40280 Louisville KY 2/100 50/100
90 40281 Louisville KY 2/100
91 40282 Louisville KY 2/100
92 40283 Louisville KY 2/100
93 40285 Louisville KY 2/100
94 40287 Louisville KY 2/100
95 40289 Louisville KY 2/100
96 40290 Louisville KY 2/100
97 40291 Louisville KY 2/100 50/100
98 40292 Louisville KY 2/100
99 40293 Louisville KY 2/100
100 40294 Louisville KY 2/100

Methodology

Gas risk rankings use PHMSA gas distribution incident data (2004-2026), mapped to counties and ZIP codes. Risk scores (0-100) factor in total incidents, fatalities, and recency. Counties with more incidents, deaths, and recent events score highest. Data source: U.S. DOT Pipeline and Hazardous Materials Safety Administration.

Data sources: EPA Safe Drinking Water Information System (SDWIS), FEMA National Flood Insurance Program, EPA radon zone maps, EIA electricity rates, and Consumer Confidence Reports. Last updated: 2026-08-31.

Frequently Asked Questions

What is a gas distribution incident?

Gas distribution incidents involve failures in the local natural gas pipeline network — the pipes that carry gas from main lines to homes and businesses. These can cause explosions, fires, carbon monoxide poisoning, and property damage. PHMSA tracks all reported incidents nationally.

How can I protect my home from CO and gas leaks?

Install CO detectors on every level of your home (CPSC recommendation). Have gas appliances inspected annually by a licensed technician. Know the signs of a gas leak: rotten egg smell, hissing near gas lines, dead vegetation near pipelines. If you smell gas, leave immediately and call 911.

Explore More Rankings

How this ranking is calculated, data sources, and limitations: Rankings Methodology →


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Home Safety 2026 CO and gas risk is shown separately from the Home Safety Score Infrastructure 2026 Aging gas lines increase risk Air Quality 2026 Indoor air and combustion hazards
Disclaimer: Rankings are based on EPA, FEMA, and federal agency data. They reflect historical patterns and risk indicators, not necessarily current conditions. For the most current information, contact your local water utility or request a Consumer Confidence Report.

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