Corin Dam

{{Use Australian English|date=February 2013}}{{Use dmy dates|date=April 2022}}

{{Infobox dam

| name = Corin Dam

| name_official =

| image = Corin Dam aerial W.jpg

| image_size = 250px

| image_caption = Corin Reservoir, 2009

| image_alt =

| location_map = Australian Capital Territory

| location_map_size =

| location_map_caption = Location of the Corin Dam in the ACT

| coordinates = {{coord|35.56541|S|148.83108|E|type:landmark_region:AU-ACT|display=inline,title}}

| country = Australia

| location = Australian Capital Territory

| purpose = Potable water supply

| status = O

| construction_began =

| opening = {{start date|1968|df=y}}

| demolished =

| cost =

| owner = Icon Water

| dam_type = E

| dam_height = {{convert|74|m|abbr=on}}

| dam_height_thalweg =

| dam_height_foundation =

| dam_length = {{convert|282|m|ft|0|abbr=on}}

| dam_width_crest =

| dam_width_base =

| dam_volume = {{convert|1394|e3m3|0|abbr=on}}

| dam_elevation_crest =

| dam_crosses = Cotter River

| spillway_count = 1

| spillway_type = Uncontrolled side channel

| spillway_capacity = {{convert|1190|m3/s|abbr=on}}

| res_name = Corin Reservoir

| res_capacity_total = {{convert|75500|ML|impgal USgal|abbr=on}}

| res_capacity_active = {{convert|70800|ML|impgal USgal|abbr=on}}

| res_capacity_inactive =

| res_catchment = {{convert|197|km2|mi2|abbr=on}}

| res_surface = {{convert|315|ha|acre|abbr=on}}

| res_elevation = {{convert|956|m|ft|0|abbr=on}}

| res_max_depth =

| res_max_length =

| res_max_width =

| website = [https://www.iconwater.com.au/corindam www.iconwater.com.au/corin]}}

The Corin Dam is an earth and rockfill embankment dam with an uncontrolled side channel spillway across the Cotter River, located within Namadgi National Park in the Australian Capital Territory, Australia. The impounded reservoir is called the Corin Reservoir which is a supply source of potable water for the city of Canberra and its environs. It is named after William Corin,{{cite book|last1=Entry for William Corin in Pike|first1=Douglas|title=Australian dictionary of biography volumes 1–12, 1788–1939.|date=1996|publisher=Melbourne University Press|location=Carlton, Vic.|isbn=0522846548|pages=(Vol 8) 115–6}} a pioneer in hydroelectric development in Australia.

Location and features

Constructed by Thiess working from designs prepared by the Commonwealth Department of Works, the Corin Dam was completed and opened in 1968. The earthen dam wall built on a rock foundation is {{convert|74|m}} high and {{convert|282|m}} long with a volume of {{convert|1394|e3m3}}. The wall impounds {{convert|75500|ML|impgal USgal}} of water held within the Corin Reservoir, forming a surface area of approximately {{convert|3.15|km2|mi2}} drawn from a catchment area of {{convert|197|km2|mi2}}.{{cite web|url=http://www.ancold.org.au/wp-content/uploads/2012/10/Dams-Australia-2010-v1-for-website.xls|format=Excel (requires download)|title=Register of Large Dams in Australia|publisher=Australian National Committee on Large Dams|year=2010|accessdate=4 April 2014|work=Dams information|archive-date=12 December 2013|archive-url=https://web.archive.org/web/20131212120804/http://www.ancold.org.au/wp-content/uploads/2012/10/Dams-Australia-2010-v1-for-website.xls|url-status=dead}} The uncontrolled side channel spillway is capable of discharging {{convert|1190|m3/s}} from the reservoir, with a high water level approximately {{convert|955.54|m|ft|0}} above sea level.[https://www.iconwater.com.au/corindam Corin Dam] Icon Water

Water from the Corin, together with the Bendora (downstream) are transferred to the suburbs of Canberra via the Bendora Gravity Main.

See also

References

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