How to Read Puerto Vallarta Beach Water Test ResultsJuly 11, 2026Ian Hayden ParkerVallarta ExplainerPlaya del Cuale was the only Jalisco beach to fail Mexico’s summer 2026 recreational-water screening. Samples collected between June 15 and July 1 exceeded the federal limit of 200 NMP of enterococci per 100 milliliters at the monitored location.