Community Water System · PWS LA1081008
Bayou Pierre Water System
Operator location Coushatta, Louisiana - 71% of 104 violations are health-based (upper-third health share (> 23%)); groundwater source; 1,371 served per SDWIS.
- 1,371
- People served (this PWS)
- 104
- EPA violations (this PWS)
- 74
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Bayou Pierre Water System standing, high SDWIS violation third
71% of 104 recorded violations are health-based - upper-third health share (> 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 71% is upper-third health share (> 23%). Population rank #16,765 of 29,740 among systems serving 500+.
The verdict
Bayou Pierre Water System sits in the upper third of the sitemap cohort by violation count (104), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is mid-pack at 1,371 (mid served population (≤ 3,309)). Health-based share is 71% - most of this ledger is MCL or treatment-technique exceedance. No UCMR5 PFAS test appears for this system in this extract.
- #16,765 of 29,740
- Population · /systems
- #448 of 707
- Population · LA
- 104
- Total EPA violations on record
- 71%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 457
- County
- Red River Parish
- School/Daycare
- No
- MCL Violations
- 69
- Monitoring Violations
- 5
- Treatment Tech Violations
- 5
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 69 | 2004 |
| Consumer Confidence Rule | Other | 6 | 2017 |
| Lead and Copper Rule | MR | 5 | 2022 |
| Groundwater Rule | TT | 4 | 2023 |
| Public Notice | Other | 2 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 1 | 2024 |
Violation Count vs. the National Corpus
Bayou Pierre Water System has 104 recorded EPA violations, 74% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 26% carry more. 71% of this system's own violations are health-based (74 of 104), and it ranks #16,765 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
104 Around the middle fewer violations than 26% of 29,740 water systems
the national water-system corpus, bucketed by value
Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA SDWIS · 2026-05-15
Health-based violations on Bayou Pierre Water System
74 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for LA1081008.
Sources: EPA SDWIS
Nationwide peers
104 violations · 1,371 served: nearest cross-state SDWIS matches.
Cross-state systems with comparable violation load
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems near this population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Bayou Pierre Water System
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Louisiana compares on the same EPA violation measures. Louisiana systems
- Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
- Find and compare another public water system by name or PWSID. Search systems
EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.