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Great LakesGreat Lakes
Great LakesGreat LakesHOMESHOMES
HHuronuron
Great LakesGreat LakesHOMESHOMES
HHuronuron
OOntariontario
Great LakesGreat LakesHOMESHOMES
HHuronuron
OOntariontario
MMichiganichigan
Great LakesGreat LakesHOMESHOMES
HHuronuron
OOntariontario
MMichiganichigan
EErierie
Great LakesGreat LakesHOMESHOMES
HHuronuron
OOntariontario
MMichiganichigan
EErierie
SSuperioruperior
Great LakesGreat LakesBordering StatesBordering States
1.1. Minnesota MinnesotaDuluthDuluth
2.2. Wisconsin WisconsinGreen BayGreen Bay
3.3. Illinois IllinoisChicagoChicago
Great LakesGreat Lakes4. 4. IndianaIndiana
GaryGary
5. 5. MichiganMichiganDetroitDetroitSault Ste. MarieSault Ste. Marie
6. 6. OhioOhioClevelandCleveland
Great LakesGreat Lakes7.7. Pennsylvania Pennsylvania
ErieErie
8. 8. New YorkNew YorkBuffaloBuffalo
*9. *9. CanadaCanadaTorontoTorontoThunder BayThunder Bay
Great LakesGreat LakesI.I. Lake Facts Lake Facts
A. A. 1/5 of Worlds fresh water supply1/5 of Worlds fresh water supply
B. B. 95% of US fresh water supply95% of US fresh water supply
C. C. 6 Quadrillion Gallons of water6 Quadrillion Gallons of water
D. D. More than 94,000 square milesMore than 94,000 square miles1. 1. Larger than New York, New Jersey, Larger than New York, New Jersey,
Connecticut, Rhode Island, Massachusetts, Connecticut, Rhode Island, Massachusetts, Vermont, and New Hampshire combinedVermont, and New Hampshire combined
Great LakesGreat LakesE.E. Only Lake Michigan is entirely Only Lake Michigan is entirely
inside of USinside of US
F.F. Total Coastline - Total Coastline - 10,900 mi10,900 mi 1.1. Michigan’s Coastline - Michigan’s Coastline - 3,050 mi3,050 mi
G.G. 2,340 miles from Duluth through 2,340 miles from Duluth through St. Lawrence seaway to AtlanticSt. Lawrence seaway to Atlantic
Great LakesGreat LakesII.II. Lake Ontario Lake Ontario
A.A. Smallest Great Lake by surface area, Smallest Great Lake by surface area, 2nd smallest by volume2nd smallest by volume1.1. 14th Largest Lake Worldwide 14th Largest Lake Worldwide
2.2. Ranks 4th among G.L.’s in maximum Ranks 4th among G.L.’s in maximum depth, but 2nd in average depth at 283’depth, but 2nd in average depth at 283’
B.B. Separated from Lake Erie by Separated from Lake Erie by Niagara FallsNiagara Falls
Great LakesGreat LakesC. C. Called the lower G.L. because of Called the lower G.L. because of
it’s elevationit’s elevation1. 1. Connected to the upper G.L.’s for Connected to the upper G.L.’s for
shipping by the shipping by the Trent-Severn Trent-Severn Waterway, along with the Welland Waterway, along with the Welland and Erie Canalsand Erie Canals
2.2. OUTLET: OUTLET: St. Lawrence River to St. Lawrence River to the Atlantic Oceanthe Atlantic Ocean
Great LakesGreat Lakes3.3. In In Iroquois Ontario means Iroquois Ontario means
"beautiful lake" "beautiful lake"
Great LakesGreat LakesIII.III. Lake Erie Lake Erie
A.A. 2nd smallest G.L. by surface area, 2nd smallest G.L. by surface area, smallest by volumesmallest by volume1. 1. 11th Largest Lake Worldwide11th Largest Lake Worldwide
B. B. 95 % 95 % of Lake Erie's total inflow of of Lake Erie's total inflow of water comes via the Detroit River water comes via the Detroit River from all the "upper lakes" -- from all the "upper lakes" -- Superior, Michigan and Huron Superior, Michigan and Huron
Great LakesGreat LakesC.C. Warmest and most biologically Warmest and most biologically
productive of the Great Lakesproductive of the Great Lakes1. 1. Lake Erie walleye fishery is widely Lake Erie walleye fishery is widely
considered the best in the world.considered the best in the world.
D.D. Shoreline is heavily industrialized Shoreline is heavily industrialized1.1. Had caused heavy pollution - the lake Had caused heavy pollution - the lake
was once considered close to deadwas once considered close to dead
Great LakesGreat LakesE.E. Outlet - Outlet - Niagara River and Niagara River and
Welland CanalWelland Canal
Break
Great LakesGreat LakesIV.IV. Lake Michigan Lake Michigan
A.A. 3rd Largest (smallest) by surface 3rd Largest (smallest) by surface area, 2nd largest by volumearea, 2nd largest by volume1.1. 6th Largest Lake Worldwide 6th Largest Lake Worldwide
B.B. Is a Is a diversion from the lake into diversion from the lake into the Mississippi River basin the Mississippi River basin through the Illinois Waterway at through the Illinois Waterway at the Chicago Riverthe Chicago River
Great LakesGreat LakesC.C. Small lunar tidal effectsSmall lunar tidal effects
D.D. U Upwellings can produce a 15 pwellings can produce a 15 degree C. water temperature degree C. water temperature decrease along the coast in only decrease along the coast in only a few hoursa few hours
E.E. The world's largest freshwater The world's largest freshwater dunes line the lakeshoredunes line the lakeshore
Great LakesGreat Lakes
Great LakesGreat Lakes
Great LakesGreat LakesF.F. Outlet - Outlet - Straits of MackinacStraits of Mackinac
Great LakesGreat LakesV.V. Lake Huron Lake Huron
A.A. 2nd Largest by surface area, 3rd 2nd Largest by surface area, 3rd largest by volumelargest by volume1.1. 5th Largest Lake Worldwide 5th Largest Lake Worldwide
2.2. Longest G.L. shoreline Longest G.L. shoreline
B.B. Manitoulin Island is the largest Manitoulin Island is the largest freshwater island in the worldfreshwater island in the world
Great LakesGreat LakesC.C. Georgian Bay and Saginaw Bay Georgian Bay and Saginaw Bay
are the two largest bays on the are the two largest bays on the Great LakesGreat Lakes 1. 1. Georgian Bay is large enough to be Georgian Bay is large enough to be
the 20th largest lake worldwidethe 20th largest lake worldwide
D. D. Huron receives the flow from Huron receives the flow from both Lake Superior and Lake both Lake Superior and Lake MichiganMichigan
Great LakesGreat Lakes
Great LakesGreat LakesE.E. Huron was the first of the Great Huron was the first of the Great
Lakes to be discovered by Lakes to be discovered by European explorersEuropean explorers
F.F. Outlet - Lake St. Clair/Detroit Outlet - Lake St. Clair/Detroit RiverRiver
Great LakesGreat LakesVI.VI. Lake Superior Lake Superior
A.A. Largest Great Lake by surface and Largest Great Lake by surface and volumevolume1.1. Second Largest Lake Worldwide and Second Largest Lake Worldwide and
contains 10% of the world’s surface contains 10% of the world’s surface freshwaterfreshwater
a.a. Lake Baikal in Russia is the worlds Lake Baikal in Russia is the worlds largest and contains 20% of the world’s largest and contains 20% of the world’s freshwaterfreshwater
Great LakesGreat LakesB.B. Lake Superior could contain all the Lake Superior could contain all the
other Great Lakes plus three more other Great Lakes plus three more lakes the size of Lake Erielakes the size of Lake Erie
C.C. Only G.L. with a sustainable Only G.L. with a sustainable spawning source of Lake Troutspawning source of Lake Trout
D.D. C Cleanest of the Great Lakesleanest of the Great Lakes
Great LakesGreat LakesE.E. Extremely cold - the surface Extremely cold - the surface
occasionally freezes solid in the occasionally freezes solid in the winterwinter
F.F. Outlet - St. Marys River Outlet - St. Marys River
Great LakesGreat LakesLakeLake HuronHuron OntarioOntario MichMich ErieErie SuperiorSuperior
LengthLength 206 206 mimi
193 193 mimi
307 307 mimi
241 241 mimi
350 mi350 mi
WidthWidth 183 183 mimi
53 mi53 mi 118 118 mimi
57 57 mimi
160 mi160 mi
Ave. Ave. DepthDepth
195’195’ 283’283’ 279’279’ 62’62’ 483’483’
Great LakesGreat LakesLakeLake HuronHuron OntarioOntario MichMich ErieErie SuperiorSuperior
Max Max DepthDepth
750’750’ 802’802’ 925’925’ 210’210’ 1,322’1,322’
Drain Drain BasinBasin
51,700 51,700 sq/misq/mi
24,720 24,720 sq/misq/mi
45,600 45,600 sq/misq/mi
30,140 30,140 sq/misq/mi
49,300 49,300 sq/misq/mi
Shore Shore lineline
3,827 3,827 mimi
712 712 mimi
1,638 1,638 mimi
871 871 mimi
2,726 2,726 mimi
Great LakesGreat LakesLakeLake HuronHuron OntarioOntario MichMich ErieErie SuperiorSuperior
Surface Surface AreaArea
23,000 23,000 mimi22
7,340 7,340 mimi22
22,30022,300mimi22
9,910 9,910 mimi22
31,700 31,700 mimi22
VolVol 850 850 cubic cubic
mimi
393 393 cubic cubic
mimi
1,180 1,180 cubic cubic
mimi
116 116 cubic cubic
mimi
2,900 2,900 cubic micubic mi
Retent/Retent/ReplacReplac
22 yrs22 yrs 6 yrs6 yrs 99 yrs99 yrs 2.6 2.6 yrsyrs
191 yrs191 yrs
Great LakesGreat Lakes
Great LakesGreat Lakes
Great LakesGreat Lakes
Great LakesGreat Lakes
Great LakesGreat Lakes
Great LakesGreat Lakes