From the 1880’s through about the 1970’s, a manufactured gas plant (MGP) and electric generation facility operated at the end of Merry and Tidewater streets in Pawtucket, Rhode Island.

National Grid has submitted a Supplemental Site Investigation Work Plan (SSIWP) for limited soil and groundwater investigations designed to further evaluate results of the soil gas testing performed near the natural gas regulator station.

Click here to view the final February 2014 Supplemental Site Investigation Work Plan.

Click here to view an addendum letter to the February 2014 Supplemental Site Investigation Work Plan.

National Grid will be conducting additional limited environmental testing activities at the former Tidewater facility in March of 2014. The investigation is designed to further evaluate results of the soil gas testing performed near the gas regulator station. A notification regarding the upcoming limited investigation activities for the Site was distributed to the Tidewater mailing list on February 21, 2014.

Click here to view a copy of the Supplemental Site Investigation Activities Notification Letter.

National Grid is hosting a public meeting on March 6, 2014 at the Francis J. Varieur Elementary School to present the results of soil gas sampling and testing completed at the Tidewater Site. A notification regarding the public meeting was distributed to the Tidewater mailing list on February 11, 2014.

Click here to view a copy of the soil gas public meeting notification letter.

National Grid has finalized the Public Involvement Plan (PIP) for the Tidewater site. The complete final PIP was submitted to RIDEM on October 16, 2013.

Click here to view the final Public Involvement Plan.

National Grid currently provides updates on a biweekly and monthly basis for the Rhode Island Department of Environmental Management (RIDEM) concerning activities and developments related to the environmental remediation of the site.

Click here to view the updates.

Excavation work associated with the electrical substation upgrades is complete. Air monitoring data associated with this work and recent drilling activities was posted on a weekly basis.
Click here to read the data.