Historic Data

We are working to improve our systems to share data with you in a more timely manner.  This page contains links to the 2013-2018 URIWW data.  Provisional data starting with the 2021 monitoring season as well as older data dashboards (scroll down) are available by clicking HERE. (Let us know what you think of these dashboards and if you have any ideas of how we can improve them (eherron@uri.edu). 

We also have yearly .csv files; click here to download them.
We also maintain a database with all results going back to 1988. Please contact us to get access to the database or to request data from it.

Data Available Online:

Monitoring Season

Individual Site Charts:

Water clarity, Chlorophyll, Temperature,  & Dissolved Oxygen

Data Tables:

Nutrients, pH, Alkalinity, Bacteria, Chloride & more

Multiple Year Summary

2018
2017
2016
2015
2014
2013

Data from our sites on Block Island, the salt ponds and Bristol Harbor sites may be available via the tables above, or in a summary report on this page.