PlainWater

West Baton Rouge Parish, Louisiana

SDWIS compliance plate

Sheet LA121 · West Baton Rouge Parish 7 sys · 377 viol · #1339/3254

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

  • VIOL-SEVERE 100.0% flagged
  • HEALTH-MID 24.7% health
  • RANK-MID #1339/3254
  • 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, West Baton Rouge Parish ranks #1,339 of 3,254 counties by people served, and #42 of 64 counties in Louisiana. See methodology · corpus placement.

West Baton Rouge 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 24.7% 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 #1,339 of 3,254 · #42 of 64 in Louisiana.

Flagged-rate neighbourhood around West Baton Rouge Parish

Lowest/highest poles plus in-state counties nearest West Baton Rouge 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
West Baton Rouge Water Works District 2 13,437 48 Clean
Port Allen Water System 6,759 43 Clean
Wbr District 4 -Section Road Winterville 5,571 14 Clean
Wbr Public Utilities 4,329 11 Clean
Wbr District 4 - Arbroth 555 12 -
Port of Greater Baton Rouge 150 17 -
Tokai Carbon Cb 85 232 -

Compare beyond Louisiana

Mid-flagged peers for West Baton Rouge Parish

Cross-state counties nearest West Baton Rouge Parish on flagged-system share (100.0%) and cumulative violation count (377). 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.