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Connecticut · Connecticut Valley

Connecticut River
water quality.

Follow the Connecticut through the heart of the state from Enfield and Hartford toward the tidal lower river.

RouteEnfield → Middle HaddamPublic sourceConnecticut DEEP river monitoring

What you can explore

Open the interactive Rivistry dashboard to view available measurements, station context, historical charts, reference lines, and recent weekly highlights for Connecticut River.

Open Connecticut River dashboard

Read the context

River measurements can vary with season, rainfall, temperature, flow, sampling location, and method. Rivistry presents them as evidence to understand and investigate—not as a standalone safety determination.

For the original monitoring information, visit Connecticut DEEP river monitoring.

Keep following changes

Weekly River Updates compare new observations with previous readings, recent baselines, trends, and applicable reference values.

See Weekly River Updates →