MyCleanWater

Gretna, Louisiana Water Quality Report

Water quality data for 1 water system serving 17,026 people.

85
Good
out of 100

Water Source

1
Water System
17K
People Served
Surface water
Water Source

Detected Contaminants

ContaminantDetected LevelEPA Limit (MCL)Health Guideline% of LimitStatus
lithium15.6 No federal limit10.0 ug/L(EPA/USGS HBSL)
156%
Above guideline
PFBA0.005 No federal limit1000.0 ug/L(EWG)
0%
Below guideline

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Compliance & Violations

Active Violations (3)

4H

Jul 2, 2025

minor

Violation

Unknown

minor

Violation

Unknown

minor

Resolved Violations (69)

71

Jul 1, 2022

minor

71

Jul 1, 2022

minor

22

Aug 1, 2015 — Aug 31, 2015

critical

22

Aug 1, 2015 — Aug 31, 2015

critical

22

Aug 1, 2015 — Aug 31, 2015

critical

+ 64 more resolved violations

Frequently Asked Questions

Is Gretna tap water safe to drink?

Gretna's water meets all EPA maximum contaminant levels. However, 2 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.

What contaminants are in Gretna tap water?

2 contaminants have been detected in Gretna's water supply across 1 water system. See the full contaminant table above for details.

How can I improve my water quality in Gretna?

Install a water filter rated for the specific contaminants found in Gretna's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.

Does Gretna have any water quality violations?

Yes, Gretna currently has 3 active violations. See the violations section above for details.