According to Official Guinness Records,
The largest earthenware pot had a height of 310.1 cm (9 ft 10.54 in), a maximum circumference of 689.5 cm (22 ft 7.46 in), a mouth circumference of 502.9 cm (16 ft 5.99 in), a mouth diameter of 160.1 cm (5 ft 3.03 in), and a floor circumference of 466 cm (15 ft 3.46 in), and was achieved by Rytis Konstantinavicius (Lithuania), in Babimost, Poland, on 7 September 2014. The record was achieved during the National Honey Bee Day in Poland and consumed 3,000 kg of clay.
For a complete list of 2014 records, please visit 2014 Guinness Records in Poland.