PlainWater

Franklin County, Tennessee

SDWIS compliance plate

Sheet TN051 · Franklin County 9 sys · 864 viol · #921/3254

VIOL-SEVERE · HEALTH-HIGH · RANK-UPPER · PHOTO-FINISH · PFAS-CLEAN · SRC-SW · SYS-TINY · BOOK-FULL

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-HIGH 60.3% health
  • RANK-UPPER #921/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-SW SW lead 100%
  • SYS-TINY 9 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Davidson County (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Franklin County ranks #921 of 3,254 counties by people served, and #34 of 95 counties in Tennessee. See methodology · corpus placement.

Franklin County standing, mid-flagged corpus third

Flagged-system rate 100.0% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 60.3% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #921 of 3,254 · #34 of 95 in Tennessee.

Flagged-rate neighbourhood around Franklin County

Lowest/highest poles plus in-state counties nearest Franklin County on % of SDWIS systems with ≥1 violation. Full ladder: /counties.

0% 20% 40% 60% 80% 100% Haywood · lowest Hancock · highest Knox · near Montgomery · near 40% 100% 100% 100% 100% 100% 100%

Source: EPA SDWIS (county aggregates) As of 2026-05-15

Water Systems

System Name Population Violations PFAS
Winchester Water System 24,899 98 Clean
Center Grove-Winchester Springs 6,916 113 Clean
Sewanee Utility District 5,970 30 Clean
Decherd Water Dept 4,809 67 Clean
Estill Springs Water Dept 4,317 183 Clean
Cowan Board of Public Utilities 2,587 34 -
Huntland Water System 1,755 210 -
Belvidere Rural U.d. 1,716 84 -
Lhoist North America 50 45 -

Compare beyond Tennessee

Mid-flagged peers for Franklin County

Cross-state counties nearest Franklin County on flagged-system share (100.0%) and cumulative violation count (864). In-state neighbours stay on the compliance plate above.

Similar flagged-system rate

Nearest cross-state counties by % of SDWIS systems with at least one violation on record.

4 peers

Similar violation load

Nearest cross-state counties by cumulative SDWIS violation count (all systems in the county).

4 peers
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.