Outbreak of bird flu was notified on September 8, 2011 in village Bhamondanga, part- I, Agomoni Block in Dhubri district of Assam. This was followed by another outbreak in Betai Nanshatola and Putimari Christianpara in Tehetta Block of Nadia district of West Bengal, which was notified on September 19, 2011. Thereafter, there has been no further outbreak.
The control measures adopted in the outbreaks were stamping out of entire poultry population including destruction of eggs, feed, litters and other infected materials in the radius of 3 kms around each outbreak location, restriction on movement of poultry, poultry products to and from the area of outbreak, disinfection and cleaning up of infected premises. The final disinfection process was completed on September 29, 2011.
Surveillance was carried out throughout the country. Surveillance around the area of outbreak since completion of the operation (including culling disinfection and clean up) and surveillance in rest of the country has shown no evidence of presence of bird flu (H5N1).
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