Tag Archives | Hydrology

Estimation of Runoff Rate | Hydrology

Several types of empirical expressions have been developed from time to time to predict peak rate of runoff from agricultural watersheds. Some of the most common expressions are described below: 1. Rational Method: The oldest and the most famous hydrological model of predicting peak rate of runoff is the rational formula, expressed as: q = CIA …(3.2) where, q = [...]

By |2016-11-03T11:12:04+00:00November 3, 2016|Hydrology|Comments Off on Estimation of Runoff Rate | Hydrology

Measuring the Velocity of Stream: 4 Methods

This article throws light upon the top four methods adopted for measuring the velocity of stream. The methods are: 1. Current Meter 2. Float Method 3. Open Channel 4. Weirs and Flumes. Method # 1. Current Meter: Current meter measures the velocity of flowing water in an open channel or ditch and streams where direct methods of measurement are not [...]

By |2016-11-03T11:12:03+00:00November 3, 2016|Hydrology|Comments Off on Measuring the Velocity of Stream: 4 Methods
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