8.8. Practical Considerations and Errors

Try these first

1. 1.

   What is gauge error?

   Hint

   Think about equipment issues.

2. 2.

   Why is spatial variability important in hydrology?

   Hint

   Consider how geography plays a role.

3. 3.

   What is an example of gauge error?

   • Incorrectly drawing isohyets.
   • Faulty rain gauge readings.
   • Data entry mistakes.

   Hint

   Think about what can go wrong with measurement tools.

4. 4.

   True or False: Spatial variability means rainfall is the same across large regions.

   • True
   • False

   Hint

   Focus on the word 'variability' to recall differences.

5. 5.

   Evaluate the effect of a gauge showing only 30% of actual rainfall during a storm on two different terrains – a flat area versus a hilly region, discussing implications for water resource management.

   Hint

   Consider terrain's role in runoff and management responses.

6. 6.

   Design a method to account for human error in data entry in a distributed rain gauge system. Discuss what systematic checks you would implement.

   Hint

   Think about redundancy and verification strategies.