Chamua is a village located in West Champaran district of Bihar state, India. The village is 7 km from Narkatiaganj and Ramnagar (Harinagar). Chamua has its own Gram Panchayat, a primary school, a high school, a primary health centre, its own railway station on Narkatiaganj-Gorakhpur broad gauge of North Eastern Railways, and highly fertile agricultural lands producing mainly sugar cane and rice.
Map of Chamua, Bihar 845455
As per the Census of India 2011 (http://www.censusindia.gov.in/pca/final_pca.aspx) Chamua has a population of 2494 persons with 1281 male and 1213 female.
References
Chamua Wikipedia(Text) CC BY-SA