Tennessee — 1st District
119th Congress · 82 ZIP codes · Avg score 57/100 · Grade C · Updated 2026-06-03
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03
Top Contaminants
ZIP Codes in This District
82 ZIP codes tracked in Tennessee's 1st District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 37822 | Newport | 83 | B | 0 |
| 2 | 37644 | Elizabethton | 80 | B | 3 (3 health) |
| 3 | 37650 | Erwin | 78 | B | 0 |
| 4 | 37692 | Unicoi | 78 | B | 0 |
| 5 | 37821 | Newport | 78 | B | 0 |
| 6 | 37640 | Butler | 77 | B | 3 |
| 7 | 37658 | Hampton | 75 | B | 4 |
| 8 | 37868 | Pigeon Forge | 75 | B | 4 |
| 9 | 37864 | Sevierville | 73 | B | 5 |
| 10 | 37643 | Elizabethton | 70 | B | 3 (3 health) |
| 11 | 37873 | Surgoinsville | 70 | B | 0 |
| 12 | 37725 | Dandridge | 68 | C | 3 |
| 13 | 37744 | Greeneville | 68 | C | 4 |
| 14 | 37745 | Greeneville | 68 | C | 4 |
| 15 | 37760 | Jefferson City | 68 | C | 2 |
| 16 | 37862 | Sevierville | 68 | C | 5 |
| 17 | 37869 | Sneedville | 68 | C | 1 |
| 18 | 37876 | Sevierville | 68 | C | 5 |
| 19 | 37810 | Mohawk | 66 | C | 0 |
| 20 | 37860 | Russellville | 66 | C | 0 |
| 21 | 37877 | Talbott | 66 | C | 0 |
| 22 | 37617 | Blountville | 65 | C | 0 |
| 23 | 37818 | Mosheim | 65 | C | 3 |
| 24 | 37642 | Church Hill | 64 | C | 9 |
| 25 | 37683 | Mountain City | 64 | C | 21 |
| 26 | 37820 | New Market | 64 | C | 8 |
| 27 | 37680 | Laurel Bloomery | 63 | C | 0 |
| 28 | 37694 | Watauga | 63 | C | 0 |
| 29 | 37713 | Bybee | 63 | C | 0 |
| 30 | 37743 | Greeneville | 63 | C | 4 |
| 31 | 37753 | Hartford | 63 | C | 0 |
| 32 | 37764 | Kodak | 63 | C | 0 |
| 33 | 37843 | Parrottsville | 63 | C | 0 |
| 34 | 37811 | Mooresburg | 62 | C | 9 |
| 35 | 37863 | Pigeon Forge | 60 | C | 4 |
| 36 | 37687 | Roan Mountain | 59 | C | 133 |
| 37 | 37738 | Gatlinburg | 59 | C | 13 |
| 38 | 37659 | Jonesborough | 58 | C | 4 (4 health) |
| 39 | 37605 | Johnson City | 56 | C | 9 |
| 40 | 37615 | Johnson City | 56 | C | 9 |
| 41 | 37625 | Bristol | 56 | C | 15 |
| 42 | 37813 | Morristown | 56 | C | 27 |
| 43 | 37727 | Del Rio | 55 | C | 0 |
| 44 | 37616 | Afton | 53 | D | 0 |
| 45 | 37645 | Mount Carmel | 53 | D | 0 |
| 46 | 37656 | Fall Branch | 53 | D | 0 |
| 47 | 37657 | Flag Pond | 53 | D | 0 |
| 48 | 37681 | Limestone | 53 | D | 0 |
| 49 | 37686 | Piney Flats | 53 | D | 0 |
| 50 | 37688 | Shady Valley | 53 | D | 0 |
Overview
Tennessee's 1st District serving an estimated 3,588,449 residents encompasses 82 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (57/100).
745 EPA violations have been recorded across this district's water systems. 38 are health-based violations. About 56% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Surface Water Treatment Rule — 122 violations
- Total Trihalomethanes (TTHM) — 61 violations
- Haloacetic Acids (HAA5) — 49 violations
- Chlorite — 32 violations
- Contaminant 1052 — 24 violations
Housing Context
Homes in this district were built on average around 1983 (~43 years old). Older homes may have lead pipes or solder — consider a water filter if your home predates 1986.
Lead Alert: 1 ZIP code in this district exceed the EPA action level for lead. Consider using a certified lead-removal filter.
Data Sources
- Water quality violations: EPA Safe Drinking Water Information System (SDWIS)
- Congressional district boundaries: U.S. Census Bureau, 119th Congress
- Housing age: U.S. Census Bureau American Community Survey
Updated daily. Data covers 82 ZIP codes in Tennessee's 1st District.