PlainWater

Monroe County, Mississippi

SDWIS compliance plate

Sheet MS095 · Monroe County 13 sys · 7,738 viol · #1080/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 0.5% health
  • RANK-UPPER #1080/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 92%
  • SYS-SMALL 13 systems
  • BOOK-FULL 7/7 fields

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

According to EPA SDWIS county population served used on /counties, Monroe County ranks #1,080 of 3,254 counties by people served, and #19 of 82 counties in Mississippi. See methodology · corpus placement.

Monroe 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 0.5% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #1,080 of 3,254 · #19 of 82 in Mississippi.

Flagged-rate neighbourhood around Monroe County

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

0% 20% 40% 60% 80% 100% Hinds · lowest Issaquena · highest Rankin · near Forrest · near 75.9% 100% 100% 100% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
City of Amory 9,350 246 Clean
Town of Aberdeen 7,783 2,703 Clean
Cason Water Association 4,570 523 Clean
Hamilton Water District 4,029 682 Clean
Quincy Water Association #1 3,519 258 Clean
Wren W/A 3,068 1,335 -
Town of Smithville 2,062 543 -
Town of Hatley 1,962 268 -
Quincy Water Association #2 1,246 265 -
Gaines-Trace Water Association 1,214 276 -
Coontail Water Association 1,170 265 -
Village of Gattman 790 362 -
Tronox 500 12 -

Compare beyond Mississippi

Mid-flagged peers for Monroe County

Cross-state counties nearest Monroe County on flagged-system share (100.0%) and cumulative violation count (7,738). 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.