Water Quality: Plaquemine, LA

6 water systems • 32,715 people served

Multiple Health Violations
80
Total Violations
68
Health-Based Violations
6
Water Systems
32,715
Population Served

Water Quality Summary

Plaquemine is served by 6 public water systems with a combined service population of 32,715 people, and has 80 EPA Safe Drinking Water Act violations on record. Critically, 68 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Plaquemine's violation count is 17% below the national average for Louisiana. Contaminants associated with violations include E. coli, Fecal Coliform, Nitrate, TTHM, Total Haloacetic Acids (HAA5).

Contaminants Found

E. coli

Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.

Common source: Fecal contamination from humans or animals entering the water supply

EPA limit: Zero (no E. coli permitted in drinking water)

Fecal Coliform

Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.

Common source: Human and animal fecal waste

EPA limit: Zero tolerance (any positive triggers violations)

Nitrate

Causes methemoglobinemia (blue baby syndrome) in infants, reducing the blood's ability to carry oxygen.

Common source: Fertilizer runoff, septic systems, animal feedlots, natural deposits

EPA limit: 10 mg/L (as nitrogen)

TTHM

Total trihalomethanes are linked to increased risk of bladder cancer and adverse reproductive outcomes.

Common source: Reaction of chlorine disinfectants with naturally occurring organic matter in water

EPA limit: 0.080 mg/L (80 ppb)

Total Haloacetic Acids (HAA5)

Haloacetic acids are associated with increased cancer risk and potential reproductive and developmental effects.

Common source: Reaction of chlorine disinfectants with organic matter in treated water

EPA limit: 0.060 mg/L (60 ppb)

Water Systems Serving Plaquemine

System Name PWSID Source Population Violations
CITY OF PLAQUEMINE WATER SYSTEM LA1047005 Groundwater 14,043 1
EAST IBERVILLE WATER SYSTEM LA1047007 Groundwater 6,657 4
INTRACOASTAL WATER SYSTEM WEST LA1047002 Surface Water 6,465 75
INTRACOASTAL WATER SYSTEM EAST LA1047030 Groundwater 2,940 0
NORTH IBERVILLE WATER SYSTEM LA1047024 Groundwater 1,524 0
HIGHWAY 1148 WATER SYSTEM LA1047026 Groundwater 1,086 0

Concerned About Your Water?

A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.

Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.

Other Cities in Louisiana

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Data Sources

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.

Verify at epa.govSearch ECHO for LA