NY S01650

Requires all real property sales served by private wells (except those with 5+ service connections or serving 25+ people daily) to include testing for drinking water contaminants as a condition of sale.

Mandates water testing include at least 50+ specific contaminants including bacteria, heavy metals, nitrates, and per- and polyfluoroalkyl substances (PFAS compounds).

Establishes that the Department of Health must promulgate regulations within 90 days, with state funding from the Department of Environmental Conservation covering full costs of testing and necessary treatment.

Requires laboratories to submit test results to the Department within 10 business days and prohibits release of results except to buyers, sellers, lessees, or authorized persons; protects privacy by removing identifying information before sharing data with municipalities.

Mandates rental property owners test private wells every five years and provide results to tenants; creates public notification system when tests fail; requires annual website publication of aggregated test results by county and municipality.