Water clarity was measured at seven locations in the Providence River and Seekonk River estuaries on September 17, 2025. In the five days prior to the survey there was no precipitation recorded at TF Green. Secchi depth averaged 2.2 meters. The lowest clarity this week (1.7 meters) was measured at India Point Park, while the greatest clarity (2.7 meters) was measured at Bullock Reach. There was no clear north-to-south gradient in water clarity among the sites this week. Overall, water clarity decreased from the previous measurements (data collected September 10, 2025).
