PlainWater

Chickasaw County, Mississippi

SDWIS compliance plate

Sheet MS017 · Chickasaw County 12 sys · 7,527 viol · #1774/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 0.6% health
  • RANK-MID #1774/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 100%
  • SYS-SMALL 12 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, Chickasaw County ranks #1,774 of 3,254 counties by people served, and #51 of 82 counties in Mississippi. See methodology · corpus placement.

Chickasaw 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 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #1,774 of 3,254 · #51 of 82 in Mississippi.

Flagged-rate neighbourhood around Chickasaw County

Lowest/highest poles plus in-state counties nearest Chickasaw 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 Houston 3,772 727 Clean
City of Okolona 2,800 831 -
Sparta Water Association #1 2,532 811 -
Southeast Chickasaw W/a #1 1,969 842 -
Thorn Water Association 1,756 808 -
Houlka-Houston W/A 1,668 574 -
Town of New Houlka 1,515 350 -
East Chickasaw W/a #1 1,463 605 -
East Chickasaw W/a #2 1,238 803 -
Atlanta Water System, Inc. 700 569 -
Ccm, Inc 380 580 -
Camp Tik-A-Witha 40 27 -

Compare beyond Mississippi

Mid-flagged peers for Chickasaw County

Cross-state counties nearest Chickasaw County on flagged-system share (100.0%) and cumulative violation count (7,527). 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.