Make a Difference in Rhode Island
The Nature Conservancy’s mission is to protect the lands and waters on which all life depends, and for more than 50 years, we’ve been working in Rhode Island to do just that.
TNC’s Providence and Block Island offices reopened to staff on April 11, 2022. To keep everyone safe, office visits must be approved in advance and visitors must certify that they are vaccinated. Staff are available by phone, e-mail or video.
Places We Protect
See the Places We Protect in Your Community
Discover and enjoy TNC's Rhode Island nature preserves. Since 1964, TNC has helped protect more than 35,000 acres of outstanding wildlife habitat in the Ocean State.
Bidding Open for Providence River Dredging Phase 2
Contractors may find out how to place bids for the project, designed to improve tidal circulation and navigation, in the documents below. The submission deadline is noon on July 15, 2022.
Request for Bids and Appendix D
Project description, bidding process and draft contract. Download File
Project area maps and dewatering area sketch Download File
Sediment descriptions Download File
Project bid form Download File
Raw data file Download File