Nandini Gowda KL at 12:50, 11 April 2026

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{{Use dmy dates|date=July 2019}}
{{Infobox river
| native_name = {{lang|ta|வீர சோழன் ஆறு}}
| name_other = Veera Cholan river
| country = [[India]]
| state = [[Tamil Nadu]]
| region = [[South India]]
| subdivision_type4 = Origin
| subdivision_name4 = [[Thiruvidaimarudur]]
| mouth = [[Bay of Bengal]]
| mouth_location = [[Tharangambadi]]
| mouth_elevation = 17.00m
| length = 145 kilometres (90 mi)
| image = Virasolanar River 1.jpg
| image_size = 200
| image_caption = The Virasolanar river at Manganallur Village, [[Mayiladuthurai district]], Tamil Nadu, flowing at the brim in June 2025.
}}

The '''Virasolanar river''', also known as '''Veera Cholan river''', is a significant [[distributary]] of the [[Kaveri|Cauvery River]] in the [[Chola Nadu|Cauvery Delta]] of [[Tamil Nadu]] and the [[Karaikal district|Karaikal]] region of the Union Territory of [[Puducherry (union territory)|Puducherry]], India.<ref name=":0">{{Cite web |date=30 March 2025 |title=Department of Water Resources - Government of India |url=https://mowr.nic.in/core/WebsiteUpload/2023/Plate-4A.pdf |access-date=30 March 2025 |website=Department of Water Resources - Government of India}}</ref>

== Geography and Course ==
The river originates near [[Thiruvidaimarudur]]<ref>{{Cite web |title=Envis Centre, Ministry of Environment & Forest, Govt. of India |url=http://tnenvis.nic.in/error.aspx?aspxerrorpath=/database/WaterResources_791.aspx |access-date=2025-05-06 |website=tnenvis.nic.in}}</ref> in [[Thanjavur district]] and flows eastward through [[Mayiladuthurai district|Mayiladuthurai]],<ref>{{Cite web |title=MAYILADUTHURAI District |url=https://www.annauniv.edu/cccdm/districtprofiles/mayiladuthurai.html |access-date=2025-05-06 |website=www.annauniv.edu}}</ref> [[Nagapattinam]],<ref>{{Cite web |date=30 March 2025 |title=Madurai Kamaraj University |url=https://mkuniversity.ac.in/research/SYNOPSIS/F9472s.pdf |access-date=30 March 2025 |website=Madurai Kamaraj University}}</ref> and [[Karaikal]],<ref name=":1">{{Cite web |date=30 March 2025 |title=River system and water resources - Karikal District |url=https://statistics.py.gov.in/sites/default/files/i-iii-river-sys--water-resource.pdf |access-date=30 March 2025 |website=River system and water resources - Karikal District}}</ref> before emptying into the Bay of Bengal near [[Tharangambadi]].<ref name=":0" /> The river supports local agriculture, particularly paddy cultivation, and plays an important ecological and cultural role in the region. Government records such as weir tender documents mark locations up to {{Convert|145|km|mi}}<ref>{{Cite web |title=River System and Water Resources |url=https://www.eflorakkl.in/RiverSystem.php |access-date=2025-05-06 |website=www.eflorakkl.in}}</ref><ref>{{Cite web |title=Virasolanar River in India |url=https://www.india9.com/i9show/Virasolanar-River-83102.htm |access-date=2025-05-06 |website=www.india9.com |archive-date=22 August 2025 |archive-url=https://web.archive.org/web/20250822214406/https://www.india9.com/i9show/Virasolanar-River-83102.htm |url-status=dead }}</ref>

== Historical Background ==
The name Veera Cholan refers to a valorous '''Chola king''', though no specific historical inscriptions directly identify the river’s origin. The river is among the many '''Cauvery distributaries''' that sustained the agrarian economy of the '''Chola dynasty'''.

In recent decades, the river has been part of '''irrigation development schemes''', including '''World Bank–assisted projects''' under the '''Cauvery Delta Sub Basin''' program, aimed at modernizing weirs, banks, and sluices along the river to improve water management.<ref>{{Cite web |title=404 Error - Page Not Found |url=https://www.worldbank.org/404_response.htm |access-date=2025-05-06 |website=www.worldbank.org}}</ref>

== Ecological Importance ==
The river plays an essential role in the seasonal ecology of the delta. During the monsoon, it carries substantial freshwater flow, while in the dry season, the water level often drops significantly. In extreme conditions such as the 2016 Tamil Nadu drought, parts of the river nearly dried up, causing groundwater shortages in affected villages.<ref>{{Cite news |date=2019-03-15 |title=Mayiladuthurai MP utilized 97% MP fund in last 5 years |url=https://timesofindia.indiatimes.com/city/trichy/mayiladuthurai-mp-utilized-97-mp-fund-in-last-5-years/articleshow/68417222.cms#:~:text=pockets%20are%20forced%20to%20roam,Various |access-date=2025-05-06 |work=The Times of India |issn=0971-8257}}</ref><ref>{{Cite news |date=2019-03-15 |title=Mayiladuthurai MP utilized 97% MP fund in last 5 years |url=https://timesofindia.indiatimes.com/city/trichy/mayiladuthurai-mp-utilized-97-mp-fund-in-last-5-years/articleshow/68417222.cms#:~:text=One%20of%20the%20projects%20has,as%20well%20as%20Nagapattinam%20districts |access-date=2025-05-06 |work=The Times of India |issn=0971-8257}}</ref>

The river irrigates rice fields, supports wetland biodiversity, and helps maintain the Great Vedaranyam Swamp, a Ramsar-listed wetland. The swamp and associated mangroves are important habitats for migratory birds, aquatic species, and fisheries. Although the river has limited industrial pollution, challenges such as water overuse, siltation, and encroachment remain concerns. Following the 2004 tsunami, restoration efforts were initiated to strengthen the river’s banks and improve coastal resilience.<ref>{{Cite web |date=30 March 2025 |title=Government of Tamil Nadu - PUBLIC WORKS DEPARTMENT |url=https://cms.tn.gov.in/cms_migrated/document/docfiles/pwd_irrigation_2_0.pdf#:~:text=Strengthening%20the%20banks%20of%20Veera,20%20KM%29%20in%20Nagapattinam%20District |access-date=30 March 2025 |website=Government of Tamil Nadu - PUBLIC WORKS DEPARTMENT}}</ref>

== Cultural and Religious Significance ==
The Veera Cholan River holds cultural and religious significance in the region. Notably, it flows past the Mahalingeswarar Temple in Thiruvidaimarudur, one of Tamil Nadu’s important Shaivite pilgrimage sites. The temple’s sacred tank, known as the Mahalingaswamy Kulam, is believed to be fed directly by the Virasolanar River.<ref name=":1" /> Devotees consider bathing in the river a ritual purification.<ref>{{Cite web |title=Sacred Tanks of South India {{!}} PDF {{!}} Groundwater {{!}} Hydrogeology |url=https://www.scribd.com/document/415218889/Sacred-Tanks-of-South-India#:~:text=Mahalingaswamy%20Kulam,%20Thiruvidaimarudur%20Veera%20Cholan,Srirangam%20Kaveri%20Sacred%20Tanks%2035 |access-date=2025-05-06 |website=Scribd |language=en}}</ref>

== See also ==
* [[List of rivers of Tamil Nadu]]
{{coord|11.0163|79.7654|type:river_globe:earth_region:IN|display=title}}

== References ==
<references />

{{Kaveri River}}
{{Mayiladuthurai district}}{{Nagapattinam district}}{{Thanjavur district}}

[[Category:Rivers of Tamil Nadu]]
[[Category:Tributaries of the Kaveri River]]

{{India-river-stub}}

Virasolanar River - Revision history

Nandini Gowda KL at 12:50, 11 April 2026