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Avoyelles Parish, LA Water Quality

Water quality data for 9 public water systems serving Avoyelles Parish, Louisiana — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 9 water systems · 10 cities
✅
Generally Safe — Most Systems Performing Well

The majority of water systems have no active violations and lead levels well below the federal action level.

B

Avoyelles Parish Earns a B

Avoyelles Parish: 10 communities across 9 water systems. 100.0% have no open violations.

  • Median lead where detected: 1.00 ppb
  • 4 communities with a lead detection, 6 reporting none detected
  • 0 communities with PFAS above the federal limit
  • 4 with significant inspection deficiencies
  • 100.0% of communities have no open violations
1 ppb
Median Lead Level
County-wide, 90th percentile
9
Water Systems
Active CWS & NTNCWS
100%
Violation-Free
No active violations on record
How we grade counties: MyWaterIQ uses EPA SDWIS enforcement data — actual MCL violations and lead test results — not the aspirational MCLG targets used by some sites. A grade reflects real compliance history, not theoretical risk. Learn more →

Cities by Water Quality

⭐ Best Performing
  • Marksville
    Not detected
    No federal limits exceeded on record
    A
  • Fifth Ward
    1.00 ppb
    1 health-based violation since 2015
    A
  • Bordelonville
    1.00 ppb
    1 health-based violation since 2015
    A
  • Bunkie
    Not detected
    2 significant inspection deficiencies
    A
  • Moreauville
    Not detected
    1 significant inspection deficiency
    B
⚠ Needs Attention
  • Plaucheville
    Not detected
    2 significant inspection deficiencies
    C
  • Cottonport
    Not detected
    2 significant inspection deficiencies
    C
  • Mansura
    7.00 ppb
    Copper above the 1,300 ppb action level
    C
  • Simmesport
    Not detected
    4 health-based violations since 2015
    B
  • Hessmer
    0.25 ppb
    4 health-based violations since 2015
    B
County Lead Level — Median 1 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 1 ppb — 6.7% of the federal action level
Systems by Lead Level
Under 5 ppb
3
5 – 10 ppb
1
No Data
6

All Cities in Avoyelles Parish

Marksville Not detected A
Bunkie Not detected A
Cottonport Not detected C
Simmesport Not detected B
Mansura 7.00 ppb C
Moreauville Not detected B
Hessmer 0.25 ppb B
Fifth Ward 1.00 ppb A
Bordelonville 1.00 ppb A
Plaucheville Not detected C
Showing 10 cities
No active violations Active violations

About Avoyelles Parish Drinking Water

Avoyelles Parish is served by 9 water systems covering 10 communities. No community here has an open violation on record.

Of the communities reporting lead results, 4 recorded a detection, with a median of 1.00 ppb — 7% of the federal action level. 6 reported none detected, which means below the laboratory limit rather than an absence of lead.

No community here has PFAS above the federal limit on record. State inspectors recorded significant deficiencies at 4 of them.

Frequently Asked Questions

Is Avoyelles Parish tap water safe to drink?▼
No community in Avoyelles Parish has an open violation on record. No community has PFAS above the federal limit on record.
What is the lead level in Avoyelles Parish?▼
Among communities with a detection the median is 1.00 ppb, 7% of the 15 ppb action level. 6 reported none detected and 0 reported no result.
How many water systems serve Avoyelles Parish?▼
9 community water systems serve 10 communities here.
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