Water clarity was measured at seven locations in the Providence River and Seekonk River estuaries on September 22, 2026. In the five days prior to the survey, 0.27 inches of precipitation were recorded at TF Green. Secchi depth averaged 3.5 meters. The lowest clarity this week (2.7 meters) was measured at Phillipsdale Landing, while the greatest clarity (3.9 meters) was observed at Conimicut Point. There was no clear north-to-south gradient in water clarity among the sites this week. Overall, water clarity increased from the previous measurements (data collected September 16, 2026).
