BeachCast

Live Massachusetts beach closures from the official DPH dashboard. Updates hourly during beach season.

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Beach advisories and sample results come from the official MA DPH Beach Water Quality Dashboard (workbook BeachWaterQualityDashboard). The federal Water Quality Portal lags months behind for MA DPH uploads. Thresholds: MA 105 CMR 445 — Enterococcus > 104 / E. coli > 235 per 100 mL. Informational only — not an official advisory.