Catchment 2 : Drainage area of a stream, river or lake, or area having a common outlet for its surface runoff (See: Basin or Catchment, UNESCO/WMO 2007)
Kevin Sene, Flood Warning, Forecasting and Emergency Response, Glossary, ISBN:978-3-540-77852-3, Spring Science + Business Medi B.V., UK 2008. http://download.springer.com/static/pdf/582/bbm%25 3A978-3-540-77853-0%252F1.pdf?auth66=1427020587_db f60e3c970b67bff45ac7d55179c4f0&ext=.pdf, (ND Emr/ Flood - Brit) {908}