|
Ganga-Meghna
Brahmaputra ||
West Bengal || Bangladesh
||
Middle Ganga Plain, Bihar ||
Uttarpradesh
Jharkhand || North-East Hilly States ||
Rajnandgaon,
Chattisgarh || Behala,
Kolkata, WB || As
toxicity- Homeopathic Treatment
Effectiveness & Reliability - As Field
Testing Kits ||
Utility Of Treatment Plant
Causes, Effects & Remedies - Groundwater As Calamity
|| References
...Previous
[D] Physical parameters and present arsenic status in Munger district of Bihar
Physical parameters |
Munger |
Area in sq. km |
|
Population in million (according to 2001 Census) |
1.13 |
Total number of water samples analyzed |
952 |
% of samples having arsenic > 10 mg/L |
4.73 |
% of samples having arsenic > 50 mg/L |
2.21 |
% of samples having arsenic > 300 mg/L * |
0.42 |
% of samples having arsenic > 500 mg/L |
0.21 |
Maximum arsenic concentration so far we analyzed (mg/L ) |
941 |
Total number of block |
10 |
No. of block surveyed |
3 |
Number of arsenic affected block (approx.) where groundwater arsenic above 50 mg/L |
1 |
Number of Gram - Panchayet surveyed |
11 |
Number of arsenic affected GP (approx.) where groundwater arsenic above 50 mg/L |
2 |
Number of arsenic affected GP (approx.) where groundwater arsenic above 10 mg/L |
2 |
Number of village surveyed |
24 |
Number of arsenic affected villages (approx.) where groundwater arsenic above 50 mg/L |
2 |
Number of arsenic affected villages (approx.) where groundwater arsenic above 10 mg/L |
4 |
Total hair, nail and urine samples analyzed |
NA |
Arsenic above normal level (average) in biological samples |
NA |
People screened for arsenic patients (preliminary survey) |
NA |
Number of registered patients with clinical manifestations |
NA |
[E] Physical parameters and present arsenic status in Patna district of Bihar
Physical parameters |
Patna |
Area in sq. km |
3,2.2 |
Population in million (according to 2001 Census) |
4.71 |
Total number of water samples analyzed |
1365 |
% of samples having arsenic > 10 mg/L |
60.92 |
% of samples having arsenic > 50 mg/L |
43.96 |
% of samples having arsenic > 300 mg/L * |
10.33 |
% of samples having arsenic > 500 mg/L |
3.59 |
Maximum arsenic concentration so far we analyzed (mg/L ) |
1466 |
Total number of block |
20 |
No. of block surveyed |
5 |
Number of arsenic affected block (approx.) where groundwater arsenic above 50 mg/L |
5 |
Number of Gram - Panchayet surveyed |
19 |
Number of arsenic affected GP (approx.) where groundwater arsenic above 50 mg/L |
16 |
Number of arsenic affected GP (approx.) where groundwater arsenic above 10 mg/L |
18 |
Number of village surveyed |
44 |
Number of arsenic affected villages (approx.) where groundwater arsenic above 50 mg/L |
35 |
Number of arsenic affected villages (approx.) where groundwater arsenic above 10 mg/L |
41 |
Total hair, nail and urine samples analyzed |
346 |
Arsenic above normal level (average) in biological samples |
87 |
People screened for arsenic patients (preliminary survey) |
485 |
Number of registered patients with clinical manifestations |
69 |
[F] Physical parameters and present arsenic status in Vaishali district of Bihar
Physical parameters |
Vaishali |
Area in sq. km |
2,036 |
Population in million (according to 2001 Census) |
2.71 |
Total number of water samples analyzed |
939 |
% of samples having arsenic > 10 mg/L |
12.25 |
% of samples having arsenic > 50 mg/L |
2.77 |
% of samples having arsenic > 300 mg/L * |
0.11 |
% of samples having arsenic > 500 mg/L |
NA |
Maximum arsenic concentration so far we analyzed (mg/L ) |
353 |
Total number of block |
17 |
No. of block surveyed |
4 |
Number of arsenic affected block (approx.) where groundwater arsenic above 50 mg/L |
3 |
Number of Gram - Panchayet surveyed |
11 |
Number of arsenic affected GP (approx.) where groundwater arsenic above 50 mg/L |
7 |
Number of arsenic affected GP (approx.) where groundwater arsenic above 10 mg/L |
11 |
Number of village surveyed |
21 |
Number of arsenic affected villages (approx.) where groundwater arsenic above 50 mg/L |
9 |
Number of arsenic affected villages (approx.) where groundwater arsenic above 10 mg/L |
20 |
Total hair, nail and urine samples analyzed |
NA |
Arsenic above normal level (average) in biological samples |
NA |
People screened for arsenic patients (preliminary survey) |
NA |
Number of registered patients with clinical manifestations |
NA |
*During our last 20 years field experience in West Bengal and 10 years in Bangladesh we have observed that ingestion of arsenic contaminated water with 300 mg/L for prolonged period may cause arsenical skin lesions. We also described in our earlier paper.
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