PlainWater

New Madrid County, Missouri

SDWIS compliance plate

Sheet MO143 · New Madrid County 15 sys · 1,160 viol · #1993/3254

VIOL-SEVERE · HEALTH-LOW · RANK-LOWER · PHOTO-FINISH · PFAS-NONE · SRC-GW · SYS-SMALL · BOOK-MOST

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 16.7% health
  • RANK-LOWER #1993/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-NONE No UCMR5 set
  • SRC-GW GW lead 100%
  • SYS-SMALL 15 systems
  • BOOK-MOST 6/7 fields

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

According to EPA SDWIS county population served used on /counties, New Madrid County ranks #1,993 of 3,254 counties by people served, and #55 of 115 counties in Missouri. See methodology · corpus placement.

New Madrid 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 16.7% is health-based share in the middle third (≤ 24.5%) . No UCMR5 tests in this extract for New Madrid County . Population served ranks #1,993 of 3,254 · #55 of 115 in Missouri.

Flagged-rate neighbourhood around New Madrid County

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

0% 20% 40% 60% 80% 100% Shannon · lowest Mercer · highest Jackson · near Boone · near 69.6% 100% 100% 100% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
New Madrid PWS 3,250 21 -
Portageville PWS 3,200 111 -
New Madrid County PWSD 5 1,800 84 -
Lilbourn PWS 902 202 -
Gideon PWS 764 93 -
Morehouse PWS 749 105 -
St Jude Industrial Park 740 7 -
New Madrid County PWSD 4 638 84 -
Matthews PWS 628 11 -
New Madrid County PWSD 2 600 64 -
Marston PWS 503 59 -
New Madrid County PWSD # 6 500 32 -
Parma PWS 450 184 -
New Madrid County PWSD 1 450 20 -
Risco PWS 278 83 -

Compare beyond Missouri

Mid-flagged peers for New Madrid County

Cross-state counties nearest New Madrid County on flagged-system share (100.0%) and cumulative violation count (1,160). 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.