IRRIGATION AUSTRALIA WEBSITE Channel Seepage Management Tool

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Identification and measurement
How to identify and quantify channel seepage

A key step in managing channel seepage is identifying the location and measuring the rate of seepage. This section of the website describes practical techniques for identifying and measuring channel seepage. Click on the topics below or in the menu on the left.

General issues in channel seepage identification and measurement

Includes information about the following factors that affect channel seepage identification and measurement.

  • Physical conditions: soil and water conditions near and within the channel
  • Seepage mechanisms: shallow surface and deep vertical seepage
  • Scale: geographic extent of seepage – local, intermediate to large or macro
Recommended approach and techniques

Access information about the six steps involved in planning, implementation and evaluation of a channel seepage identification and measurement investigation including recommendations for local and intermediate to large scale investigations.

Task Activity
1. Define objectives Understand reasons for doing an investigation
2. Collate site physical condition data Collate key data affecting channel seepage
3. Evaluation of site condition data Understand the conditions at the site
4. Selection of seepage measurement techniques Select the measurement technique appropriate for the conditions and problem
5. Implementation of seepage measurement techniques Conduct tests and estimate seepage rates and distribution
6. Interpret results Evaluate if the test results answer questions raised in the management process, i.e. meet defined objectives

Techniques for identification and measurement Top button

Includes descriptions of a range of channel seepage identification and measurement techniques for local scale and intermediate to large scale channel seepage investigations.

Each technique is summarised and described in terms of: principle, method, applicability, practical implementation, experience and indicative costs.

Background research Top button

Provides an overview of the research that the identification and measurement and recommendations are based on.

   

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Page last reviewed on 3/12/03