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Is Lake Arthur, LA tap water safe?

2 utilities serve Lake Arthur, by EPA’s records. Here is what EPA’s and CDC’s records show for each, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

Neither of the 2 utilities serving Lake Arthur has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records.

Town of Lake Arthur Water System, which serves the most people here, has 1 result above EPA’s health benchmark. The worst: Lithium at 21.4 ppb, above EPA’s health benchmark. A health benchmark is a level EPA screens with, not a legal limit.

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 Lake Arthur’s ZIP codes, from EPA’s estimates.

Water testing near Lake Arthur

A utility tests the water it sends out. A test of your own tap shows what your pipes add, and on a private well it is the only test there is. It takes a lab Louisiana certifies.

The 3 labs Louisiana certifies closest to Lake Arthur, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.

  • LDH Lake Charles Regional Laboratory

    Lake Charles, LA · about 27 miles

    Certified for bacteria

    (337) 475-3236

  • SGS North America, Inc. - Scott

    Scott, LA · about 43 miles

    Certified for nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts

  • Element Materials Technology Lafayette, LLC

    Lafayette, LA · about 47 miles

    Certified for lead and copper, metals

All 48 certified labs for Louisiana

ZIP codes in Lake Arthur

Which ZIP codes are in Lake Arthur: 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.