PlainWater

Decatur County, Tennessee

SDWIS compliance plate

Sheet TN039 · Decatur County 8 sys · 307 viol · #2045/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-MID 25.4% health
  • RANK-LOWER #2045/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-HIGH 100.0% detect
  • SRC-SW SW lead 50%
  • SYS-TINY 8 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, Decatur County ranks #2,045 of 3,254 counties by people served, and #72 of 95 counties in Tennessee. See methodology · corpus placement.

Decatur 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 25.4% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 100.0% is UCMR5 detect rate above the tested-pool upper third (> 33.3%) . Population served ranks #2,045 of 3,254 · #72 of 95 in Tennessee.

Flagged-rate neighbourhood around Decatur County

Lowest/highest poles plus in-state counties nearest Decatur 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
Parsons Water Department 4,303 38 Detected
North U.dep. of Decatur/Benton Co 3,818 87 Detected
Perryville Utility District 3,127 63 -
Decaturville Water System 2,384 51 -
Woodlawn Shores Water Dept 635 45 -
Ponderosa Trailer Area 116 9 -
Ponderosa House Area 114 10 -
Ponderosa Club House 25 4 -

Compare beyond Tennessee

Mid-flagged peers for Decatur County

Cross-state counties nearest Decatur County on flagged-system share (100.0%) and cumulative violation count (307). 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.