_id SlNo Station Agency State LGD Code State District LGD Code District Tehsil Block Village River Basin Tributary Subtributary SubSubtributary Local River Latitude Longitude Data Acquisition Time Amonia N (mgN/L) Boron (mg/L) Carbonate (mg/L) Calcium (mg/L) Chloride (mg/L) Dissolved oxygen (mg/L) Total Dissolved Solids (mg/L) Fluoride (mg/L) Bicarbonate (mg/L) Potassium (mg/L) Magnesium (mg/L) Sodium (mg/L) Nitrite N+Nitrate N (mgN/L) Potential of Hydrogen (pH) Sulphate (mg/L) Total Phosphorus (mgP/L) Arsenic (mg/L) Total Alkalinity (mg/L as CaCO3) Cadmium (mg/L) Chromium (mg/L) Iron(mg/L) Hardness Calcium (mgCaCO3/L) Mercury(mg/L) Hardness_Magnesium (mg/L as CaCO3) Total Hardness (mgCaCO3/L) Manganese (mg/L) Nitrate N (mgN/L) Nickel (mg/L) Lead (mg/L) Zinc (mg/L) Sodium Adsorption Ratio (%) Nitrate (mg/L) Copper (mg/L) 3 3 ARASALAR RIVER KARAIKAL REGION CPCB 34 Puducherry 598 Karaikal Karaikal - - - - - - - - 10.90980000 79.81822800 18-03-2021 08:30 5.1 7.97 4 4 ARASALAR RIVER KARAIKAL REGION CPCB 34 Puducherry 598 Karaikal Karaikal - - - - - - - - 10.90980000 79.81822800 15-04-2021 08:30 6.1 7.3 5 5 ARASALAR RIVER KARAIKAL REGION CPCB 34 Puducherry 598 Karaikal Karaikal - - - - - - - - 10.90980000 79.81822800 07-12-2021 08:30 5.2 7.72 7 7 CHUNNAMBAR RIVER CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.88181900 79.80656100 12-04-2021 08:30 5.6 7.89 8 8 CHUNNAMBAR RIVER CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.88181900 79.80656100 06-09-2021 08:30 3.1 7.83 9 9 CHUNNAMBAR RIVER CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.88181900 79.80656100 02-12-2021 08:30 6.8 7.88 14 14 KANAGAN LAKE CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.93856800 79.79794600 12-04-2021 08:30 0.89 12.1 9.1 15 15 KANAGAN LAKE CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.93856800 79.79794600 02-12-2021 08:30 0.84 6.7 7.64 16 16 OUSTERI LAKE CPCB 34 Puducherry 600 Puducherry Villiyanur - - - - - - - - 11.94135600 79.74350000 02-02-2021 08:30 6.9 6.3 0.6 17 17 OUSTERI LAKE CPCB 34 Puducherry 600 Puducherry Villiyanur - - - - - - - - 11.94135600 79.74350000 12-04-2021 08:30 0.4 5.1 7.3 18 18 OUSTERI LAKE CPCB 34 Puducherry 600 Puducherry Villiyanur - - - - - - - - 11.94135600 79.74350000 06-09-2021 08:30 0.4 7 8 0.8 19 19 OUSTERI LAKE CPCB 34 Puducherry 600 Puducherry Villiyanur - - - - - - - - 11.94135600 79.74350000 02-12-2021 08:30 0.4 9.3 8.04 21 21 PANITHITTU CPCB 34 Puducherry 600 Puducherry Bahour - - - - - - - - 11.82948700 79.80307000 06-09-2021 08:30 116 385 6.9 170 0.11 102 90 192 22 22 WELL AT CHEVALIER SELLANE GOVERNMENT HIGH SECONDARY SCHOOL KALAPET CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 12.04093600 79.86765800 12-02-2021 08:30 263.2 939 7.19 166 0.39 286.9 70.7 357.6 11.3 0.2 23 23 WELL AT CHEVALIER SELLANE GOVERNMENT HIGH SECONDARY SCHOOL KALAPET CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 12.04093600 79.86765800 13-09-2021 08:30 229.9 676 6.79 144 0.13 146 88 234 7.67 24 24 WELL AT DHANDERAR KULAM SEDARAPET CPCB 34 Puducherry 600 Puducherry Villiyanur - - - - - - - - 11.99079300 79.75443200 02-02-2021 08:30 114 746 7.57 292 0.09 222.2 151.5 373.7 2.5 25 25 WELL AT DHANDERAR KULAM SEDARAPET CPCB 34 Puducherry 600 Puducherry Villiyanur - - - - - - - - 11.99079300 79.75443200 13-09-2021 08:30 234.9 1217 7.55 306 0.1 392 200 592 3.98 27 27 WELL AT ECHANKADU KIRUMAMBAKKAM CPCB 34 Puducherry 600 Puducherry Bahour - - - - - - - - 11.82146900 79.79622800 06-09-2021 08:30 52 273 6.96 170 0.34 96 72 168 28 28 WELL AT KALAPET PONDI. UNIVERSITY ADMN. BLOCK CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 12.02186300 79.85707700 12-02-2021 08:30 46.5 162 6.06 62 0.34 121 20.2 141.4 2.3 29 29 WELL AT KALAPET PONDI. UNIVERSITY ADMN. BLOCK CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 12.02186300 79.85707700 15-09-2021 08:30 41.89 438 6.09 62 0.082 60 38 98 1.14 31 31 WELL AT KURUMBAPET CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.93915000 79.77643300 06-09-2021 08:30 107 395 6.43 166 0.045 120 68 188 4 32 32 WELL AT MARUTHI SCHOOL KARUVADIKUPPAM CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.96809900 79.81695200 02-02-2021 08:30 554.8 1648 6.43 250 0.57 224.2 214.2 438.4 1 33 33 WELL AT MARUTHI SCHOOL KARUVADIKUPPAM CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.96809900 79.81695200 13-09-2021 08:30 517.8 1278 7.59 328 0.61 202 158 360 1.87 34 34 WELL AT METTUPALAYAM CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.94392100 79.79097800 09-02-2021 08:30 93.1 498 6.32 84 0.86 123 68.7 191.9 8 1.036 35 35 WELL AT METTUPALAYAM CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.94392100 79.79097800 13-09-2021 08:30 85 626 6.48 104 0.34 150 84 234 1 36 36 WELL AT MUTHIALPET AREA(I) RAMAKRISHNA NAGAR/ KRISHNA NAGAR CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.91313700 79.81585900 02-02-2021 08:30 92.1 611 6.13 56 149 66.7 216.2 7 37 37 WELL AT MUTHIALPET AREA(I) RAMAKRISHNA NAGAR/ KRISHNA NAGAR CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.91313700 79.81585900 13-09-2021 08:30 123 557 6.06 90 0.032 166 78 244 7.53 39 39 WELL AT MUTHIRAPPALAYAM (PWD) CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.94445000 79.78189200 13-09-2021 08:30 105 599 6.56 124 0.11 138 52 190 5.27 40 40 WELL AT NEHRU STATUE MISSION ST. - CHETTY KOIL CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.93264200 79.83525000 02-02-2021 08:30 355.3 1286 7.01 374 0.08 333 90.9 424.2 1.6 41 41 WELL AT NEHRU STATUE MISSION ST. - CHETTY KOIL CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.93264200 79.83525000 13-09-2021 08:30 319.9 1052 7.01 228 0.025 312 90 402 0.54 42 42 WELL AT THENGAITHITTU AREA (II) CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.91385800 79.81560600 09-02-2021 08:30 495.9 1283 6.42 186 1.67 246.5 195.9 442.4 0.815 43 43 WELL AT THENGAITHITTU AREA (II) CPCB 34 Puducherry 600 Puducherry Puducherry - - - - - - - - 11.91385800 79.81560600 06-09-2021 08:30 478.8 1215 6.32 144 2.19 376 68 444 45 45 WELL AT T.R.PATTINAM KARAIKAL CPCB 34 Puducherry 598 Karaikal Karaikal - - - - - - - - 10.86777800 79.82833300 15-09-2021 08:30 403.7 1093 8.44 318 0.037 56 30 86 47 47 WELL AT URUVAIYAR CPCB 34 Puducherry 600 Puducherry Villiyanur - - - - - - - - 11.89332800 79.75391700 06-09-2021 08:30 481.8 1193 7.47 248 0.46 240 162 402 49 49 WELL NEAR BY LAKE BAHOUR CPCB 34 Puducherry 600 Puducherry Bahour - - - - - - - - 11.81190800 79.74576900 06-09-2021 08:30 43 203 7.39 234 0.35 54 48 102