Classification Example

Sustainable Water Management InitiativeAdvisory CommitteePresentation Title:SWMI Fish and Flow UpdatePossible Applications of Study ResultsDate of Presentation: 25 May 2010Presented by:Kathleen Baskin, EEAThe following presentation is offered for discussion purposes only and does notnecessarily represent current statute, regulation, or policy positions of theCommonwealth of Massachusetts unless specifically acknowledged.This presentation is not to be cited as a reference. Its purpose is to foster open andbroad discussion of the issues of sustainable water management as well as helpassure public awareness of the discussions as of the date of the presentation.1

Fluvial DensityPossible Application of USGS Study Results400350DA = 4CHSLP = 2.03002502001501001 2 35000 20 40 60 80 100Percent net August depletionFOR DISCUSSION PURPOSES ONLY - NOT TO BE CITED

Fluvial DensityPossible Application of USGS Study Results400350DA = 4CHSLP = 2.03002502001501001 2 35000 20 40 60 80 100Percent net August depletionFOR DISCUSSION PURPOSES ONLY - NOT TO BE CITED

Fluvial Density400Increasing impervious surface also reduces the biological metric400350350300250 300DA = 4CHSLP = 2.0200 2503% impervious surface150200FOR DISCUSSIONPURPOSES ONLYNOT TO BE CITED100150501000500120 20 40 60 80 100Percent net August depletion0 50 100 150 200 250 3000% impervious cover 3% impervious cover6% impervoius cover 9% impervious cover12% impervious cover 15% impervious cover

Next Step• Nashua and SuAsCo Basin Pilots – mid JuneFOR DISCUSSION PURPOSES ONLY - NOT TO BE CITED