Official monitoring, once a week

What changed
on the rivers.

Weekly updates highlight unusual or interesting patterns in official measurements. They are evidence summaries, not safety determinations.

The latest three weeks

River signals,
with context.

Browse the archive →

2026-08-312026-09-06

Weekly river updates · 2026-08-31

Published

16 structured monitoring findings selected for review. These are changes and patterns, not safety determinations.

worth watching

Wading River near Norton, MA

Streamflow

+39% changeCurrent: 1.92 ft3/s · vs previousOpen river dashboard →
improving

Herring River near Wellfleet, MA

Streamflow

-5% changeCurrent: 0.61 ft3/s · vs previousOpen river dashboard →
Read this week’s context →