Is St. Gabriel, LA tap water safe?
The short answer
1 of the 4 utilities serving St. Gabriel has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Gillis Long Center.
Intracoastal Water System East, which serves the most people here, has 1 result above the health goal. The worst: Lead at 0.84 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in St. Gabriel’s ZIP codes, from EPA’s estimates.
- Open report
Intracoastal Water System East
Louisiana · serves 2,940 people · about 1,500 in St. Gabriel
1 result above the health goal. The worst: Lead at 0.84 ppb, above the health goal.
No health-based violations since 2016
- Open report
East Iberville Water System
Louisiana · serves 6,657 people · about 340 in St. Gabriel
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Magnolia - Plantation Gardens
Louisiana · serves 160 people · nearly all in St. Gabriel
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Gillis Long Center
Louisiana · serves 600 people · under 100 in St. Gabriel
Nothing in its records is above a health goal.
1 health-based violation since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Intracoastal Water System East’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near St. Gabriel
The 3 labs Louisiana certifies closest to St. Gabriel, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
LDH Central Laboratory
Baton Rouge, LA · about 13 miles
Certified for bacteria
Curtis Environmental Services, Inc.
LaPlace, LA · about 41 miles
Certified for minerals and other inorganics, disinfection byproducts
LDH Amite Regional Laboratory
Amite, LA · about 50 miles
Certified for bacteria
Which ZIP codes are in St. Gabriel: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: LDH, laboratories certified by Louisiana for drinking water analysis; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near St. Gabriel
Towns nearby with a page of their own.
What to do next
- Read Intracoastal Water System East’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water