Bhopal, June 20 -- A show cause notice has been served on Saturday to Madhya Pradesh's Shajapur district excise officer after contaminated drinking water was allegedly supplied to chief minister Mohan Yadav and other VIP guests during his April 30 visit.

Officials from the CM's office complained of a pungent smell in the water, which was later tested by the CMO. The State Research Laboratory, Bhopal, report found turbidity levels seven times higher than the permissible limit.

The notice, issued on May 18 by Ujjain divisional commissioner Asheesh Singh, came to light on Friday. The officer, responsible for food and water arrangements at Semli Dham Ashram, Polaykalan, was asked to explain the lapses.

The commissioner's letter said, "Defi...