Power of entry upon any land for obtaining information.-

Whenever it is necessary to make an inquiry or examination in connection with the protection of a public source of drinking water or with the maintenance of a public water supply system, the appropriate authority or any officer duly authorised by it in this behalf may, after giving prior notice.-

(a) enter upon such land as he or it may think necessary for the said purpose;

(b) undertake surveys or take levels thereon;

(c) conduct pumping tests and geophysical surveys;

(d) conduct well logging on the bore;

(e) install and maintain water level recorder and water guages on the well; and

(f) do all such other things as may be necessary for the prosecution of such inquiry and examination.