Mathematics · Hydrology
The observed runoff during a 6-hour storm with a uniform intensity over a basin area of 300 km2 is 21.6 million m3. If the total rainfall depth during the storm is 90 mm, the average infiltration rate (φ-index) during the storm is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 118 mm/h
- 212 mm/h
- 36 mm/h
- 43 mm/h✓
Correct answer
3 mm/h
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