PlainWater

County profile · EPA SDWIS + UCMR5

Franklin Parish, Louisiana

7 SDWIS-listed public water systems serve 25,752 people in Franklin Parish. Violation rates use that full inventory; PFAS rates use only the UCMR5-tested subset.

7
SDWIS water systems Smaller third of counties
338
Total violations Lower third of counties
100.0%
SDWIS systems w/ a violation Middle third of counties
0.0%
UCMR5 PFAS rate (2 tested) Lower third of counties with tests

SDWIS compliance plate

Sheet LA041 · Franklin Parish 7 sys · 338 viol · #1521/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-HIGH 55.0% health
  • RANK-MID #1521/3254
  • PHOTO-FINISH ±0.0 pp
  • PFAS-CLEAN 0.0% detect
  • SRC-GW GW lead 100%
  • SYS-TINY 7 systems
  • BOOK-FULL 7/7 fields

Nearest flagged-rate peer: Jefferson Parish (+ 0 pp flagged-rate)

According to EPA SDWIS county population served used on /counties, Franklin Parish ranks #1,521 of 3,254 counties by people served, and #46 of 64 counties in Louisiana. See methodology · corpus placement.

Franklin Parish 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 55.0% is health-based share above the upper third (> 24.5%) . UCMR5 detect rate 0.0% is UCMR5 detect rate at or below the tested-pool lower third (≤ 0.0%) . Population served ranks #1,521 of 3,254 · #46 of 64 in Louisiana.

Flagged-rate neighbourhood around Franklin Parish

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

0% 20% 40% 60% 80% 100% St. Tammany Pa · lowest Jefferson Pari · near Terrebonne Par · near 78.9% 100% 100% 100% 100% 100% 100%

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

Water Systems

System Name Population Violations PFAS
North Franklin Water Works 7,989 23 Clean
Winnsboro Water System 7,518 70 Clean
Turkey Creek Water System 3,429 64 -
West Winnsboro Water System 3,078 24 -
Liddieville Water System 1,602 32 -
Wisner Water System 1,221 72 -
Gilbert Water System 915 53 -

Compare beyond Louisiana

Mid-flagged peers for Franklin Parish

Cross-state counties nearest Franklin Parish on flagged-system share (100.0%) and cumulative violation count (338). 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. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.