Avon River (Mid-Coast Council)
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Avon River, a
perennial stream A perennial stream is a stream that has continuous flow of surface water throughout the year in at least parts of its catchment during seasons of normal rainfall, Water Supply Paper 494. as opposed to intermittent river, one whose flow is interm ...
of the
Manning River Manning River (Birpai language, Biripi: ''Boolumbahtee''), an open and Breakwater (structure), trained mature wind wave, wave dominated estuary#Lagoon-type or bar-built, barrier estuary, is located in the Northern Tablelands and Mid North Coast ...
catchment, is located in the
Upper Hunter The Upper Hunter Shire is a local government area in the Upper Hunter Region of New South Wales, Australia. The Shire was formed in May 2004 from the Scone Shire and parts of Murrurundi and Merriwa shires. The Mayor of the Upper Hunter Shir ...
region of
New South Wales ) , nickname = , image_map = New South Wales in Australia.svg , map_caption = Location of New South Wales in AustraliaCoordinates: , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , es ...
, Australia.


Course and features

Avon River rises in the northern foothills of the
Barrington Tops Barrington Tops is part of the Great Dividing Range in New South Wales, Australia, between Gloucester and Scone. In 1934, the area was difficult to access and was described as being "not traceable to any man-made feature". Part of the area has ...
, south of Carsonville in the Berrico Nature Reserve within the
Barrington Tops National Park The Barrington Tops National Park is a protected national park located in the Hunter Valley in New South Wales, Australia. Gazetted in 1969, the park is situated between Scone, Singleton, Dungog, Gloucester and East Gresford. The park is part ...
, and flows generally north-east, joined by five minor
tributaries A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drainage b ...
, before reaching its
confluence In geography, a confluence (also: ''conflux'') occurs where two or more flowing bodies of water join to form a single channel. A confluence can occur in several configurations: at the point where a tributary joins a larger river (main stem); o ...
with the
Gloucester River Gloucester River ( ), a perennial river and major tributary of the Manning River catchment, is located in the Mid North Coast hinterland New South Wales, Australia. Course and features Gloucester River rises within Gloucester Tops, on the east ...
, near
Gloucester Gloucester ( ) is a cathedral city and the county town of Gloucestershire in the South West of England. Gloucester lies on the River Severn, between the Cotswolds to the east and the Forest of Dean to the west, east of Monmouth and east ...
, south of the confluence of the Gloucester River with the
Barrington River Barrington may refer to: People * Barrington (name) * Barrington baronets, holders of a title in the baronetage of England * Viscount Barrington, a title in the peerage of Ireland Places Australia * Barrington, New South Wales * Barring ...
. The river descends over its course The catchment area of the river benefits from melting snow in spring. Gloucester district, although incredibly hot in the main summer months, nevertheless has an annual rainfall averaging . As a result, combined with the merging streams and rivers, periodic serious flooding occurs in the Avon Valley at Gloucester, sometimes cutting all transport links. The Gloucester River eventually flows into the Manning River, a major waterway which flows into the
Tasman Sea The Tasman Sea (Māori: ''Te Tai-o-Rēhua'', ) is a marginal sea of the South Pacific Ocean, situated between Australia and New Zealand. It measures about across and about from north to south. The sea was named after the Dutch explorer Abe ...
through a minor
delta Delta commonly refers to: * Delta (letter) (Δ or δ), a letter of the Greek alphabet * River delta, at a river mouth * D ( NATO phonetic alphabet: "Delta") * Delta Air Lines, US * Delta variant of SARS-CoV-2 that causes COVID-19 Delta may also ...
east of
Taree Taree is a town on the Mid North Coast, New South Wales, Australia. Taree and nearby Cundletown were settled in 1831 by William Wynter. Since then Taree has grown to a population of 26,381, and is the centre of a significant agricultural distri ...
. In 2004, assessments of water sampling done in 1997 by the NSW Environment Protection Authority, revealed poor water quality, with high levels of nutrients leading to excess algae. Along the river, downstream from Stratford, bank erosion and the invasion by exotic plant species have degraded the river.


See also

*
List of rivers of Australia This is a list of rivers of Australia. Rivers are ordered alphabetically, by state. The same river may be found in more than one state as many rivers cross state borders. Longest rivers nationally Longest river by state or territory Althoug ...
*
List of rivers of New South Wales (A–K) This is the first part of a list of rivers of New South Wales, Australia. With List of rivers of New South Wales (L–Z) it includes all 439 rivers, as of 7 June 2008, listed by the Geographical Names Board of New South Wales in the Geographica ...
*
Rivers of New South Wales This page discusses the rivers and hydrography of the state of New South Wales, Australia. The principal topographic feature of New South Wales is the series of low highlands and plateaus called the Great Dividing Range, which extend from nor ...


References


External links

* {{coord, 31, 59, 54, S, 151, 58, 17, E, display=title Rivers of New South Wales Mid-Coast Council Rivers of the Hunter Region