PlainWater

Alcorn County, Mississippi

SDWIS compliance plate

Sheet MS003 · Alcorn County 8 sys · 4,326 viol · #1139/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 0.6% health
  • RANK-UPPER #1139/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-MID 25.0% detect
  • SRC-GW GW lead 88%
  • SYS-TINY 8 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, Alcorn County ranks #1,139 of 3,254 counties by people served, and #20 of 82 counties in Mississippi. See methodology · corpus placement.

Alcorn 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 0.6% is health-based share at or below the lower third (≤ 10.3%) . UCMR5 detect rate 25.0% is UCMR5 detect rate in the tested-pool middle third (≤ 33.3%) . Population served ranks #1,139 of 3,254 · #20 of 82 in Mississippi.

Flagged-rate neighbourhood around Alcorn County

Lowest/highest poles plus in-state counties nearest Alcorn 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 Corinth 15,000 1,427 Detected
Farmington Water Association 6,925 470 Clean
Kossuth W/a #3-Pine Mountain 5,790 539 Clean
Alcorn W/a #1-Indian Springs 5,456 477 Clean
Prentiss-Alcorn Water Assn 2,318 318 -
Alcorn W/a #2-Biggersville 1,365 269 -
Kossuth W/a #2-Bethlehem 1,204 271 -
Town of Rienzi 927 555 -

Compare beyond Mississippi

Mid-flagged peers for Alcorn County

Cross-state counties nearest Alcorn County on flagged-system share (100.0%) and cumulative violation count (4,326). 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.