The Orissa State Prevention and Control of Pollution Board was constituted in pursuance to subsection (1) of Section- 4 of the Water (Prevention and Control of Pollution) Amendment Act, 1974, vide Notification No.1481-VII-HI-11/83 (Vol. II)-S.T.E., dated 15.07.1983 after the Orissa Legislative Assembly adopted the Water (Prevention and Control of Pollution) Act, 1974 and Air (Prevention and Control of Pollution) Act, 1981. The Board was re-designated as State Pollution Control Board, Orissa vide Notification No. Env-E (F)/8/99/1882 F&E, dated 16.07.1999 of the Forest and Environment Department, Govt. of Orissa. The functions of the Board is clearly defined in the Water and Air Acts and can be broadly classified into 3 main categories viz. (i) Enforcement, (ii) Advisory & (iii) Monitoring , research, creation of public awareness and facilitator.