PlainWater

Copiah County, Mississippi

SDWIS compliance plate

Sheet MS029 · Copiah County 16 sys · 5,783 viol · #1370/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-LOW 1.6% health
  • RANK-MID #1370/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 100%
  • SYS-SMALL 16 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, Copiah County ranks #1,370 of 3,254 counties by people served, and #32 of 82 counties in Mississippi. See methodology · corpus placement.

Copiah 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 1.6% 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 #1,370 of 3,254 · #32 of 82 in Mississippi.

Flagged-rate neighbourhood around Copiah County

Lowest/highest poles plus in-state counties nearest Copiah 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
Crystal Springs Water Service 5,961 195 Clean
Copiah-New Zion Water Assn,inc 3,791 1,133 Clean
Town of Hazlehurst 3,600 794 Clean
Northeast Copiah Water Assn 3,020 627 -
Copiah W/a - Hazlehurst 2,574 608 -
Town of Wesson 1,891 292 -
Copiah W/a - Gallman 1,566 315 -
Harmony Ridge Water Assn 1,380 233 -
Copiah W/a - Bayou Pierre #1 1,246 1,146 -
Camp Kamassa 1,200 9 -
Copiah County Industrial Park 1,062 36 -
Hood Scout Reservation 650 47 -
Sanderson Farms LLC 625 4 Clean
Highway I-55 Rest Area 500 13 -
Town of Georgetown 465 259 -
Copiah W/a - Bayou Pierre #2 430 72 -

Compare beyond Mississippi

Mid-flagged peers for Copiah County

Cross-state counties nearest Copiah County on flagged-system share (100.0%) and cumulative violation count (5,783). 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.