Data-backed test library
Know what each result can actually tell you.
These records use the same decision data as the well-water test recommender. Only reviewed records with complete sources and distinct decision value are published.
From tests to packages
Compare the coverage before the price.
Explore three documented packages, their coverage gaps and sample-return conditions. Research preview—not a confirmed purchase recommendation.
Explore the package comparison →Reviewed test records
microbialColiform bacteria and E. coli
Use this record to establish a recurring baseline and to decide when an event such as flooding or well work justifies faster testing.
→inorganicNitrate and nitriteUse this record for the recurring private-well baseline and when household vulnerability or nearby land use makes a current result more important.
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