Question

How should the monitoring wells be arranged in the absence of bore wells?

(a) One on up gradient and other three on the down gradient

(b) One on up gradient and other two on the down gradient

(c) One on up gradient and other one on the down gradient

(d) One on up gradient and other four on the down gradient

The question was posed to me by my school principal while I was bunking the class.

Asked question is from TSDF in portion TSDF & Monitoring in TSDF of Hazardous Waste Management

Answer 1

Right option is (a) One on up gradient and other three on the down gradient

The explanation: In the absence of bore wells monitoring wells in such a way that one on up gradient of the ground water flow and other three on the down gradient side of the ground water flow at least up to first layer aquifer.