Lake Management Plan

go to PGOLID main pageChapter 1 includes an introduction and abstract
Chapter 2 includes the goals of PGOLID
Chapter 3 history covers geological formation to current district projects
Chapter 4 covers watershed characteristics of most of northwest Minnesota
Chapter 5 covers the main watershed around the Pelican Lakes
Chapter 6 covers the minor watersheds that surround Pelican Lake
Chapter 7 describes the types of data collected and why
Chapter 8 reports the data and water quality of inlets and outlets to Pelican Lake
Chapter 9 reports the water quality data for the Pelican Lakes

Chapter 10
Chapter 11 Safety and Buoys

 

Questions?
PGOLID Water Resource Coordinator
218-846-1465, email

Chapter 8: Impacting Streams and Rivers

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Highway 20 culvert Total Phosphorus

explanation of phosphorus

The Pelican River is the highest contributor of phosphorus to the Pelican Group of Lakes (see graphs). The Hwy 20 culvert is a sample site directly upstream from Little Pelican Lake.

This first graph shows the comparison of total phosphorus loading between years. As is typical with streams in Minnesota, the spring thaw combined with spring rains produces the highest phosphorus loading of the year. 2011 was a typical year for phosphorus loading.

Historical TP loading levels are shown below. Historically speaking, 2011 was a typical year.

Historical TP concentrations:

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