Chisago County - geo

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Jarrod L. Hamlin
World's Largest Walleye? Rush
City, Minnesota
Canoe and Kayak, St. Coix River,
Wild River State Park, near
Almelund, Minnesota
Enjoy the beautiful
sites here in
Chisago county
Creek feeding into
the Rum River
St. Croix River,Taylor Falls
Sources cited on last page.
Sources cited on last page.
The mean temperature for the year
in Chisago county is 42⁰F
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The mean temperature for July
in Chisago county is 68⁰F
The mean temperature for January
in Chisago county is 9⁰F
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A gauging station is used to measure
and keep track of water levels
just like this picture of the rum river.
This stations and many other s let
Us know if a flood is on its way.
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Below the land in Chisago county there is liquid rock !!
we are just floating on a big land islands!!
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Fault lines are many in Minnesota
but have no worries there has been
no recorded earthquakes in Chisago
county
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Most of Chisago county is made up of sandstone
Shale and some carbonate.
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sandstone
-variety of sedimentary
Rock consisting largely
Of mineral partials of
Sand grade size
Shale
-fissile, sedimentary rock
Of mud or clay
composition, Showing
lamination.
carbonate
-minerals that are
Carbonate compounds
Of calcium or
magnesium or both
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St. Croix River, Wild River State Park
Meandering is when a river
Bends back and forth building
Deposits and eroding the bank
back and forth
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Sources cited on last page.
There are many activities to do with lakes.
Here is a list of lakes in Chisago county. There are more smaller lakes not listed.
kroon lake, green lake, Chisago lake, south center lake, south lindstrom lake,
little lake, north center lake, sunrise lake, fish lake, goose lake, horse shoe lake,
and rush lake
Tanning
Water skiing
Fishing
Canoeing
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Two rivers in Chisago county are the St Croix river and the Sunrise river
The St Croix borders the
County of Chisago
Enjoy fishing
Go boating
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From I-35, take State
Highway 95 to County
Road 12. Drive 3 miles on
County Road 12 to
park entrance.
Sources cited on last page.
You can see the river shore made of rocks sand ect.
The rock was carried by the river onto the shore
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This is a diagram showing how a river carries rock (load)
Streams carry their load as dissolved, suspended, and bed load.
Suspended load is kept in suspension by turbulence. Bed load
Moves by sliding or rolling.
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You can see how the St Croix cut through the land and
left its mark.
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The cut bank(erosion) is where the water
Erodes down the soil and the point bar
(deposition) is where there is less current
and it deposits back that same soil
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A Meandering river
A formed ox-bow lake
A ox-bow lake is formed when a meandering river develop narrow necks , which
Are cut through shortening the river coarse and leaving behind an abandoned
meander loop. This is called a cut off.
Oxbow-lake
in Chisago county
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When Chisago county was under ice there was many areas that had
Streams or drainage under the ice sheet this created eskers.
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This is a nice looking esker
( not in Chisago county)
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If your walking along Chisago county and you see a boulder that looks way
Out of place, it probably is. Its called an erratic.
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A Glacial erratic happens when a
Ice sheet is moving and picks up
A boulder and carries it far from
It origin and when the glacier melts
It leaves this huge out of place
Boulder. The diagram helps under
Stand the process. It is showing
The melting phase a, b, and c .
If you go backwards c, b, and than a
You get the pick up process.
Sources cited on last page.
Pro’s
Just like the
Name implies
This map is
Simple and easy
To read
Con’s
You miss a lot
Of details you
Just get the basics
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Pro’s
You get the easy
To read aspect
And you get the
Realistic details
That might be
Easier for you
To relate with.
Con’s
You don’t get as
much technical
Detail.
Sources cited on last page.
Pro’s
You get the
technical side of
the map and can
Get a good idea
Of the terain
With the height
Indications.
Con’s
Complicated to
Read and isn't very
Visually appealing
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Sources cited on last page.
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“Today you’ll be doing another booklet”
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
Google maps
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Wikipedia, http://en.wikipedia.org/wiki/Chisago_County,_Minnesota
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http://images.google.com/imgres?imgurl=http://www.weichert.com/images/counties/MNChisago.gif&imgrefurl=http://www.weichert.com/MN/Chisago

http://24.56.144.170/wf2_chisagopublic/Default.aspx

http://climate.umn.edu/img/normals/temp_norm_adj/temp_norm_adj_01.htm

http://www.metrocouncil.org/environment/riverslakes/Streams/Reports/Rum.pdf

http://www.indiana.edu/~g103/G103/week6/wk6.html

http://geo-site.net/physical/Project.html
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Introducing Physical Geography(fourth edition) authors- Alan Strahler & Arthur Strahler
The End
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