weather, water & people : animating water quality data to protect lake superior basin waters
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Weather, Water & People : Animating water quality data to protect Lake Superior Basin waters . Rich Axler , Natural Resources Research Institute, UMN-Duluth Large Supporting Cast - PowerPoint PPT PresentationTRANSCRIPT
Developed by: Updated: U6-m26-s1
Weather, Water & People: Animating water quality data to protect Lake Superior Basin waters
Rich Axler, Natural Resources Research Institute, UMN-Duluth
Large Supporting CastLarge Supporting CastG.Host1, N.Will1, E.Ruzycki1, J.Henneck1, A. Crouse1, G. Sjerven1, C.Hagley2, J.Schomberg2,
T.Carlson3, C.Kleist3, M.Lonsdale3, B. Munson4 Other Groups: MPCA (J.Anderson, J.Jasperson); WLSSD (T.Tuominen, J.Mayasich); S.St.Louis SWCD (K.Anderson)
Other NRRI Scientists: V. Brady, D.Breneman, T.Brown, J.Erickson, L.Johnson
Other UMD Scientists/Staff: E.Larson , C.Richards, M.Granley (FM), K.Gran (Geol),
J.Austin (LLO), N.Dobiesz (LLO), R.Hecky (LLO)
U. Minnesota-Duluth: NRRI1, Sea Grant2, City of Duluth Stormwater 3, Dept. of Education 4
Water Week, U. of Minnesota-Duluth 11/8/2012
Developed by: Updated: U6-m26-s2
Storm Flushing & Sanitary Sewer Overflows (SSO)
Sewage plant swamped with “clean” stormwater infiltration; jumps from ~40 mgd to >135 mgd leading to overflows into Lake Superior
I/I: Inflow & Infiltration
May 26 and June 19-20, 2012: 3-5 “ and then 10” inch rains
Developed by: Updated: U6-m26-s3
What happened at the Duluth Inlet? And the Seiche?
Seiches and riverflow
Developed by: Updated: U6-m26-s4