Number of Bore Holes Drilled by Central Ground Water Board (CGWB) in Andaman & Nicobar Islands (As on 31.12.2020) | ||||||
UT | Exploratory Well (EW) | Pizo Metre (PZ) | Observation Well (OW) | Slim Hole (SH) | Deposit Well (DW) | Total |
Andaman & Nicobar Islands | ||||||
India |