Test chlorine and chloramines, twice.
For water with a rotten-egg (sulfuric) smell.
Tests for the presence of coliform bacteria.
For metallic-tasting or yellow water and corroding pipes.
For water with sulfuric smell and related bacteria.
For water that promotes slime on the surfaces it touches.
For pregnant mothers close to agriculture (2-in-1).
Test for alpha and beta radiation in your water from any source.
Test pesticides like atrazine in your water.
The most up to date test for PFAS, PFOS, and related compounds.
Analyze specific strains of bacteria in your water.
Test your water for the herbicide glyphosate, also known as Roundup.
Test your drinking water for 1,4 Dioxane.
Additional testing for a wider range of disinfection byproducts.
Test your water for several varieties of giardia and cryptosporidium.