1 / 14

Nipigon AOC 2009 Study Preliminary Results Nipigon Bay PAC Meeting November 29, 2010

Nipigon AOC 2009 Study Preliminary Results Nipigon Bay PAC Meeting November 29, 2010. Study Objectives. To determine the current status of the Nipigon AOC To support efforts towards delisting the Nipigon AOC. Study Design. Water general chemistry, nutrients, metals Sediment

elie
Download Presentation

Nipigon AOC 2009 Study Preliminary Results Nipigon Bay PAC Meeting November 29, 2010

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. Nipigon AOC 2009 Study Preliminary Results Nipigon Bay PAC Meeting November 29, 2010

  2. Study Objectives • To determine the current status of the Nipigon AOC • To support efforts towards delisting the Nipigon AOC

  3. Study Design • Water • general chemistry, nutrients, metals • Sediment • general chemistry, nutrients, metals, organics • Sediment toxicity • H. azteca, C. dilutus, Hexagenia spp. • Benthic community

  4. Water • Nipigon Bay • Exceedence of aluminum Provincial Water Quality Objective (PWQO) at Nipigon Bay reference and Outfall of Norampac • Nipigon River • No exceedences of the PWQO

  5. Sediment – General Chemistry

  6. Sediment - Metals

  7. Sediment - Organics • No PAH exceedences • Dioxin/Furan information not yet available

  8. Sediment Toxicity

  9. Next Steps • Assess benthic community results • Compare 2009 study results with historical data • Coordinate with EC to present an assessment of the entire AOC

More Related