As part of its annual western Long Island Sound monitoring program, IEC disseminates weekly summaries via email to Long Island Sound stakeholders. In addition, data collected from this program will be compiled and uploaded to EPA's Water Quality Portal as soon as it is available. To access this data, go to the advanced settings and use the code 31ISC2RS. 

Click one of the individual summaries for a specific timeframe:

WLIS Surveys 1- 2 Summary:  06.24.25 & 07.01.25

WLIS Surveys 3- 4 Summary:  07.08.25 & 07.18.25

WLIS Surveys 5- 6 Summary:  07.24.25 & 07.29.25

WLIS Surveys 7- 8 Summary:  08.05.25 & 08.12.25

WLIS Surveys 9- 10 Summary:  08.19.25 & 08.26.25

WLIS Surveys 11- 12 Summary:  09.02.25 & 09.09.25