1 / 13

Duluth Watersheds

Duluth Watersheds. Amity. Tischer. Chester. Miller. Aerial Photos. Impervious Surfaces. Impervious Surface is a Strong Indicator of Water Quality. Relationship Between % Imperviousness and Water Quality. 80 70 60 50 40 30 20 10 0. WATERSHED IMPERVIOUSNESS (%). DEGRADED.

morela
Télécharger la présentation

Duluth Watersheds

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Duluth Watersheds Amity Tischer Chester Miller

  2. Aerial Photos

  3. Impervious Surfaces

  4. Impervious Surface is a Strong Indicator of Water Quality Relationship Between % Imperviousness and Water Quality 80 70 60 50 40 30 20 10 0 WATERSHED IMPERVIOUSNESS (%) DEGRADED IMPACTED PROTECTED STREAM DEGRADATION ADAPTED FROM SCHUELER, ET. AL., 1992

  5. Current Impervious Surfaces by Watershed

  6. Land Use/Cover

  7. NEMO Classes Red – Urban areas, roads and railroads Yellow – Farmsteads and rural developments Green – Forested areas Brown – Grasslands, agricultural, bare rock, gravel pits, regeneration forest Blue – Open water, wetlands

  8. Zoning Boundaries

  9. City of Duluth Land Use/Covercombined with zoning boundaries

  10. Removal of Steep Slopes

  11. Removal of Steep Slopes and Wet areas

  12. Removal of Steep Slopes, Wet areas, and current Impervious areas

  13. Build-out Impervious Surfaces

More Related