PlainWater

Ozark County, Missouri

SDWIS compliance plate

Sheet MO153 · Ozark County 26 sys · 3,177 viol · #2855/3254

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

  • VIOL-SEVERE 96.2% flagged
  • HEALTH-MID 28.0% health
  • RANK-BOTTOM #2855/3254
  • PHOTO-FINISH ±0.2 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 100%
  • SYS-SMALL 26 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Greene County (+ 0.2 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Ozark County ranks #2,855 of 3,254 counties by people served, and #106 of 115 counties in Missouri. See methodology · corpus placement.

Ozark County standing, mid-flagged corpus third

Flagged-system rate 96.2% is in the corpus middle third (≤ 100.0% flagged) across 2,973 counties with ≥3 SDWIS systems . Health-based share 28.0% 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 #2,855 of 3,254 · #106 of 115 in Missouri.

Flagged-rate neighbourhood around Ozark County

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

0% 20% 40% 60% 80% 100% Shannon · lowest Ozark · this county Benton · near Mercer · highest 69.6% 95.7% 96.2% 96.3% 96.5% 96.6% 100%

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

Water Systems

Compare beyond Missouri

Mid-flagged peers for Ozark County

Cross-state counties nearest Ozark County on flagged-system share (96.2%) and cumulative violation count (3,177). 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.