Table 2.1.

Changes in the salinity of shallow (<6 m) wells in tsunami-affected areas of Andaman and Nicobar, from Kar & Srivastava (2014)

LocationWell namePre-tsunami S.W.L (m), date, electrical conductivity in μs cm−1Post-tsunami S.W.L (m), date, electrical conductivity in μs cm−1Status
South Andaman, Port BlairPeerless Beach Resort
  1. 3.20 (3.5.04) EC-320

  2. 1.74 (9.12.04) EC-330

  1. 1.25 (9.1.05) EC-6000

  2. 1.32 (11.3.05) EC-6050

  3. 2.31 (27.4.05) EC-5850

  4. 1.13 (10.8.05) EC-2390

  5. 1.97 (22.2.06) EC-1830

  6. 0.74 (9.8.06) EC-1230

  7. 2.82 (4.4.07) EC-1820

  8. 1.72 (10.2.09) EC-1420

  9. 1.72 (27.11.13) EC-780

Brackish conditions persist
Car NicobarTapoiming Well
  1. 2.57 (22.2.02) EC-380

  2. 2.16 (6.6.04) EC-330

  1. 1.50 (9.2.05) EC-3290

  2. 1.45 (18.2.05) EC-850

  3. 1.55 (15.7.05) EC-5060

  4. 1.25 (6.2.06) EC-1400

  5. 1.66 (10.4.07) EC-600

  6. 1.354 (11.8.08) EC-580

  7. 1.45 (10.11.13) EC-580

Brackish conditions persist
Katchal Island, NicobarKapanga1.14 (5.2.01) EC-320
  1. 2.64 (4.7.05) EC-8390

  2. 2.55 (20.7.06) EC-1700

  3. 2.66 (16.4.07) EC-2640

Brackish conditions persist
NancowryChampin1.50 (2.2.01) EC-350
  1. 2.03 (20.6.05) EC-3990

  2. 2.17 (7.2.06) EC-2500

  3. 1.45 (19.7.06) EC-1700

  4. 3.11 (17.4.07) EC-3390

Brackish conditions persist
  • S.W.L. is the standing (or rest) water level.