chapter 1 section 2 water forms of pa. i. rivers and tributary systems 3 major river systems –...

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Chapter 1 Section 2 Water forms of PA

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II. Lakes and Wetlands  Lakes – There are more than 2000 small lakes in PA – Most were created by glaciers – Biggest Lakes in PA  Pymatuning Reservoir  Raystown Lake  Lake Wallenpaupack  Wetlands – Lowland areas, such as marshy or swampy places that hold moisture – Excellent habitats for wildlife

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Page 1: Chapter 1 Section 2 Water forms of PA. I. Rivers and Tributary Systems  3 major river systems – The Allegheny  Western PA  Actually consists of 3 major

Chapter 1 Section 2

Water forms of PA

Page 2: Chapter 1 Section 2 Water forms of PA. I. Rivers and Tributary Systems  3 major river systems – The Allegheny  Western PA  Actually consists of 3 major

I. Rivers and Tributary Systems 3 major river systems– The Allegheny

Western PA Actually consists of 3 major rivers

The Allegheny The Ohio The Monongahela

Major rivers of commerce– The Susquehanna

Northeastern PA Starts in NY Flows south through the entire state of PA Too shallow for boats to travel on

– The Delaware Eastern PA Forms a natural border with New Jersey Philadelphia

Located on the Delaware Major deep water port

Page 3: Chapter 1 Section 2 Water forms of PA. I. Rivers and Tributary Systems  3 major river systems – The Allegheny  Western PA  Actually consists of 3 major

II. Lakes and Wetlands Lakes– There are more than 2000 small lakes in PA– Most were created by glaciers– Biggest Lakes in PA

Pymatuning Reservoir Raystown Lake Lake Wallenpaupack

Wetlands– Lowland areas, such as marshy or swampy places that hold

moisture– Excellent habitats for wildlife

Page 4: Chapter 1 Section 2 Water forms of PA. I. Rivers and Tributary Systems  3 major river systems – The Allegheny  Western PA  Actually consists of 3 major

III. Reservoirs and Dams Reservoirs

– A natural or artificial pond or lake used for the storage and regulation of water Dams

– Help regulate the flow of water– Also provide Hydro electrics– There are 1564 Dams in PA– Largest

Kinzua Dam Alleghany National Forest Statistics

Type of structure: Concrete dam and earth embankment Height above streambed, feet

– 179 Length, feet

– 1,877– Concrete section – 778.5 feet; earth embankment – 1,098.5 feet

Width at base, feet 1,245 concrete section – 195 feet; earth embankment – 1,050 feet Volume of earth fill, cubic yards

– 3,000,000 Volume of concrete, cubic yards

– 500,000