2026 Rankings

Worst Infrastructure: Tennessee — 2026 Rankings

Last updated: August 31, 2026

617 ZIP codes ranked by Pipe Failure Risk #1: ZIP 37010 (Adams, TN) - NaN%

Out of 617 ZIP codes with infrastructure data in Tennessee, these areas face the highest estimated risk of water pipe failure based on infrastructure age, funding gaps, and violation history.

Statistic Value
ZIP codes ranked 617
Highest risk NaN%
Median risk NaN%
Average risk NaN%
State Tennessee

Top 100 Highest Risk ZIP Codes

Rank ZIP Code City State Pipe Failure Risk Risk Level Safety Score
1 37010 Adams TN NaN% Unknown
2 37012 Alexandria TN NaN% Unknown 33/100
3 37013 Antioch TN NaN% Unknown 66/100
4 37014 Arrington TN NaN% Unknown 50/100
5 37015 Ashland City TN NaN% Unknown
6 37016 Auburntown TN NaN% Unknown
7 37018 Beechgrove TN NaN% Unknown
8 37019 Belfast TN NaN% Unknown
9 37020 Bell Buckle TN NaN% Unknown
10 37022 Bethpage TN NaN% Unknown 76/100
11 37023 Big Rock TN NaN% Unknown 64/100
12 37025 Bon Aqua TN NaN% Unknown
13 37026 Bradyville TN NaN% Unknown
14 37027 Brentwood TN NaN% Unknown 60/100
15 37028 Bumpus Mills TN NaN% Unknown
16 37029 Burns TN NaN% Unknown
17 37030 Carthage TN NaN% Unknown
18 37031 Castalian Springs TN NaN% Unknown 78/100
19 37032 Cedar Hill TN NaN% Unknown
20 37033 Centerville TN NaN% Unknown
21 37034 Chapel Hill TN NaN% Unknown
22 37035 Chapmansboro TN NaN% Unknown
23 37036 Charlotte TN NaN% Unknown
24 37037 Christiana TN NaN% Unknown
25 37040 Clarksville TN NaN% Unknown 79/100
26 37042 Clarksville TN NaN% Unknown 78/100
27 37043 Clarksville TN NaN% Unknown 82/100
28 37046 College Grove TN NaN% Unknown 43/100
29 37047 Cornersville TN NaN% Unknown
30 37048 Cottontown TN NaN% Unknown
31 37049 Cross Plains TN NaN% Unknown
32 37050 Cumberland City TN NaN% Unknown
33 37051 Cumberland Furnace TN NaN% Unknown
34 37052 Cunningham TN NaN% Unknown 79/100
35 37055 Dickson TN NaN% Unknown
36 37057 Dixon Springs TN NaN% Unknown
37 37058 Dover TN NaN% Unknown
38 37059 Dowelltown TN NaN% Unknown
39 37060 Eagleville TN NaN% Unknown
40 37061 Erin TN NaN% Unknown
41 37062 Fairview TN NaN% Unknown
42 37064 Franklin TN NaN% Unknown 61/100
43 37066 Gallatin TN NaN% Unknown 80/100
44 37067 Franklin TN NaN% Unknown 61/100
45 37069 Franklin TN NaN% Unknown 61/100
46 37072 Goodlettsville TN NaN% Unknown 59/100
47 37073 Greenbrier TN NaN% Unknown
48 37074 Hartsville TN NaN% Unknown
49 37075 Hendersonville TN NaN% Unknown 82/100
50 37076 Hermitage TN NaN% Unknown 66/100
51 37078 Hurricane Mills TN NaN% Unknown
52 37079 Indian Mound TN NaN% Unknown
53 37080 Joelton TN NaN% Unknown 65/100
54 37082 Kingston Springs TN NaN% Unknown
55 37083 Lafayette TN NaN% Unknown
56 37085 Lascassas TN NaN% Unknown 48/100
57 37086 La Vergne TN NaN% Unknown
58 37087 Lebanon TN NaN% Unknown 37/100
59 37090 Lebanon TN NaN% Unknown 42/100
60 37091 Lewisburg TN NaN% Unknown
61 37095 Liberty TN NaN% Unknown
62 37096 Linden TN NaN% Unknown
63 37097 Lobelville TN NaN% Unknown
64 37098 Lyles TN NaN% Unknown
65 37101 Mc Ewen TN NaN% Unknown
66 37110 Mcminnville TN NaN% Unknown
67 37115 Madison TN NaN% Unknown 65/100
68 37118 Milton TN NaN% Unknown 48/100
69 37122 Mount Juliet TN NaN% Unknown 65/100
70 37127 Murfreesboro TN NaN% Unknown
71 37128 Murfreesboro TN NaN% Unknown
72 37129 Murfreesboro TN NaN% Unknown
73 37130 Murfreesboro TN NaN% Unknown
74 37132 Murfreesboro TN NaN% Unknown
75 37134 New Johnsonville TN NaN% Unknown
76 37135 Nolensville TN NaN% Unknown 48/100
77 37137 Nunnelly TN NaN% Unknown
78 37138 Old Hickory TN NaN% Unknown 66/100
79 37140 Only TN NaN% Unknown
80 37141 Orlinda TN NaN% Unknown
81 37142 Palmyra TN NaN% Unknown 79/100
82 37143 Pegram TN NaN% Unknown
83 37144 Petersburg TN NaN% Unknown
84 37145 Pleasant Shade TN NaN% Unknown
85 37146 Pleasant View TN NaN% Unknown
86 37148 Portland TN NaN% Unknown 82/100
87 37149 Readyville TN NaN% Unknown
88 37150 Red Boiling Springs TN NaN% Unknown
89 37151 Riddleton TN NaN% Unknown
90 37153 Rockvale TN NaN% Unknown
91 37160 Shelbyville TN NaN% Unknown
92 37165 Slayden TN NaN% Unknown
93 37166 Smithville TN NaN% Unknown 73/100
94 37167 Smyrna TN NaN% Unknown
95 37171 Southside TN NaN% Unknown 79/100
96 37172 Springfield TN NaN% Unknown
97 37174 Spring Hill TN NaN% Unknown 78/100
98 37175 Stewart TN NaN% Unknown
99 37178 Tennessee Ridge TN NaN% Unknown
100 37179 Thompsons Station TN NaN% Unknown 45/100

Methodology

Infrastructure risk rankings combine four data sources, each weighted equally (25%): (1) EPA Drinking Water Infrastructure Needs Survey (DWINS 2023) — state-level 20-year funding gap per capita for pipe replacement, treatment, and storage; (2) Census ACS housing vintage — percentage of homes built before 1980, when lead solder and galvanized pipes were common; (3) EPA SDWIS violation and enforcement data — system-level compliance history; (4) Lead and Copper Rule indicators — service line material inventories and 90th percentile lead testing results. The combined score is normalized to a 0-100% probability scale.

Data sources: EPA DWINS 2023, Census ACS, EPA SDWIS, Lead and Copper Rule data. Last updated: 2026-08-31.

Frequently Asked Questions

What does pipe failure probability mean?

Pipe failure probability estimates the likelihood of water main breaks, lead contamination from corroded pipes, or service disruptions based on infrastructure age, state funding gaps, violation history, and lead indicators. It is not a prediction of imminent failure, but a risk assessment based on known factors.

How is infrastructure risk calculated?

The risk score combines four equally weighted factors: state-level infrastructure funding gap per capita (from EPA DWINS 2023), housing vintage (Census ACS pre-1980 housing percentage), water system violation and enforcement history (EPA SDWIS), and lead exposure indicators (service line probability and testing results).

What can homeowners do about aging infrastructure?

Test your tap water annually, especially for lead. Check if your home has a lead service line through your water utility. Consider a whole-house water filter (NSF/ANSI 53 certified). Review your water system Consumer Confidence Report for violation history.

Does high risk mean my water is unsafe right now?

Not necessarily. Infrastructure risk indicates long-term vulnerability, not current contamination. However, areas with aging pipes and high violation counts have a statistically higher chance of water quality issues. Regular testing is the best way to verify your water safety.

Explore More Rankings

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


Related Rankings

Water Safety 2026 EPA violations and water quality scores Lead Risk 2026 Lead pipe infrastructure and EPA exceedances Infrastructure 2026 Aging pipes, system age and remediation costs
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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