What is another word for runoff curve number?
Pronunciation: [ɹˈʌnɒf kˈɜːv nˈʌmbə] (IPA) 
The runoff curve number is a measure of the amount of rainfall that runs off a specific area of land. It is determined by a number of factors, including soil type, vegetation cover, and precipitation intensity. There are a variety of synonyms for this term, including the runoff coefficient, the runoff ratio, and the stormwater runoff index. Other terms that are commonly used to describe this phenomenon include the water balance index, the water yield coefficient, and the drainage efficiency index. Regardless of the specific terminology used, the runoff curve number is an important concept in hydrology and the management of water resources.
