Is NEW ORLEANS CARROLLTON WATER WORKS's water safe to drink?
NEW ORLEANS CARROLLTON WATER WORKS had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. 334,903 people get their water from it, across 137,049 connections.
Ranked against every other system in this dataset
7 total violations and 1 health-based ones put NEW ORLEANS CARROLLTON WATER WORKS at the 35th percentile nationally for violation burden, rank 8,421 of 12,903.
How NEW ORLEANS CARROLLTON WATER WORKS compares within LA
LA's 347 covered systems average 12.6 health-based violations each; NEW ORLEANS CARROLLTON WATER WORKS carries 1, not more than typical for the state. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for NEW ORLEANS CARROLLTON WATER WORKS is from 2025-01-01 (health-based: 2025-01-01). Last reported to EPA: 06/23/2026.
What kind of problem, specifically
NEW ORLEANS CARROLLTON WATER WORKS's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Microbial contamination / treatment technique - flagged from: Interim Enhanced Surface Water Treatment Rule
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What this data is and is not
This is what NEW ORLEANS CARROLLTON WATER WORKS reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. This record - 1 health-based violation on file for NEW ORLEANS CARROLLTON WATER WORKS - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.