PlainWater

County profile · EPA SDWIS + UCMR5

Stewart County, Tennessee

15 SDWIS-listed public water systems serve 12,963 people in Stewart County. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

15
SDWIS water systems Middle third of counties
760
Total violations Lower third of counties
100.0%
SDWIS systems w/ a violation Middle third of counties
50.0%
UCMR5 PFAS rate (2 tested) Upper third of counties with tests

SDWIS compliance plate

Sheet TN161 · Stewart County 15 sys · 760 viol · #2151/3254

VIOL-SEVERE · HEALTH-MID · RANK-LOWER · PHOTO-FINISH · PFAS-HIGH · SRC-GW · SYS-SMALL · BOOK-FULL

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-MID 24.5% health
  • RANK-LOWER #2151/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-HIGH 50.0% detect
  • SRC-GW GW lead 67%
  • SYS-SMALL 15 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, Stewart County ranks #2,151 of 3,254 counties by people served, and #78 of 95 counties in Tennessee. See methodology · corpus placement.

Stewart 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 24.5% is health-based share in the middle third (≤ 24.5%) . UCMR5 detect rate 50.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #2,151 of 3,254 · #78 of 95 in Tennessee.

Flagged-rate neighbourhood around Stewart County

Lowest/highest poles plus in-state counties nearest Stewart 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

Compare beyond Tennessee

Mid-flagged peers for Stewart County

Cross-state counties nearest Stewart County on flagged-system share (100.0%) and cumulative violation count (760). 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. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.