News Archive

Friday, May 22, 2020 - 5:45pm

UNH and the Urban Forrestry Center provide guidance for stormwater street trees

This is old but certainly still relevant if you are looking for guidance of tree filter performanc and tree selection.

Final Report

Thursday, October 17, 2019 - 2:30pm

UNH Stormwater Center Develops a Hybrid Bioretention Template

The University of New Hampshire Stormwater Center (UNHSC) has developed an innovative hybrid bioretention template for use by municipalities and others to address stormwater runoff and achieve pollutant load reductions.

You can download the hybrid bioretention standard detail here: UNHSC Hybrid Bio Detail 

Sunday, June 23, 2019 - 9:00pm

Credit for Going Green


The UNH Stormwater Center co-created to help New Hampshire communities meet water quality standards through the use of buffers. 

Friday, November 2, 2018 - 7:30pm

System Sizing

Research results from a two year monitoring project that evaluated green infrastructure retrofit systems reveal significant volume reductions in the field compared to modeled performance estimates.


Thursday, August 9, 2018 - 7:45pm

EPA impressed by Dover’s Berry Brook restoration

The city and the University of New Hampshire Stormwater Center, with financial assistance from the Dept. of Environmental Services, have completed numerous projects since developing an action plan a decade ago to improve the brook’s health.

Tuesday, November 21, 2017 - 8:15pm

MS4 Resources

UNHSC in cooperation with EPA Region 1 staff have assembled a series of factsheets that summarize the 10 best management practices and associated performance curves developed for the new MA and NH MS4 permits.

Friday, July 14, 2017 - 12:30am

Going the Distance

The UNHSC and City of Dover collaboration to restore an urban residential watershed was recently highlighted in Land & Water Magazine!

Read the article here:  Going the Distance

Monday, December 5, 2016 - 9:00pm

UNHSC releases its next report

Breaking Through, the University of New Hampshire Stormwater Center's 2016 report is now available.  To download click here:

Breaking Through, UNHSC 2016 Report

Tuesday, November 1, 2016 - 1:00pm

UNHSC Director Dr. Tom Ballestero recieves Water Resource Innovation award

During the International Low Impact Development Conference held in Portland Maine this past August, 2016 the conference committee presented the first International Low Impact Development Conference Water Resource Innovation Award.

Saturday, July 23, 2016 - 3:45am

UNHSC Innovative Bioretention Template for pollutant reductions in the Great Bay Estuary Watershed

As part of the Great Bay Estuary Municipal Bioretention Education, Resource Development and Implementation Project, Phase II, conducted by UNHSC and funded by NHDES and NHCP a template to promote project transfelability to other communities has been developed.