State-wise Frequency of Water Quality Monitoring Stations in Southern India (2002 to 2004, 2008 and 2009) | ||||||
States/UTs | Year | Monthly | Half Yearly | Quarterly | Yearly | Total |
Andhra Pradesh | ||||||
Karnataka | ||||||
Kerala | ||||||
Tamil Nadu | ||||||
Puducherry | ||||||
Lakshadweep | ||||||
Southern India | ||||||
India | ||||||