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

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[G] Physical parameters and present arsenic status in Begusarai district of Bihar

Physical parameters

Begusarai

Area in sq. km

1918

Population in million (according to 2001 Census)

2.34

Total number of water samples analyzed

594

% of samples having arsenic > 10 mg/L

50.84

% of samples having arsenic > 50 mg/L

30.47

% of samples having arsenic > 300 mg/L *

13.80

% of samples having arsenic > 500 mg/L

7.91

Maximum arsenic concentration so far we analyzed  (mg/L )

1397

Total number of block

18

No. of  block surveyed 

3

Number of arsenic affected block (approx.) where groundwater arsenic above 50 mg/L

3

Number of Gram - Panchayet surveyed

5

Number of arsenic affected GP (approx.) where groundwater arsenic above 50 mg/L

5

Number of arsenic affected GP (approx.) where groundwater arsenic above 10 mg/L

5

Number of village surveyed

8

Number of arsenic affected villages (approx.) where groundwater arsenic above 50 mg/L

8

Number of arsenic affected villages (approx.) where groundwater arsenic above 10 mg/L

8

Total hair, nail and urine samples analyzed

51

Arsenic above normal level (average) in biological samples

85

People screened for arsenic patients (preliminary survey)

186

Number of registered patients with clinical manifestations

24

 

[H] Physical parameters and present arsenic status in Bhagalpur district of Bihar

Physical parameters

Bhagalpur

Area in sq. km

2,570

Population in million (according to 2001 Census)

2.430

Total number of water samples analyzed

1806

% of samples having arsenic > 10 mg/L

21.65

% of samples having arsenic > 50 mg/L

14.40

% of samples having arsenic > 300 mg/L *

4.21

% of samples having arsenic > 500 mg/L

1.66

Maximum arsenic concentration so far we analyzed  (mg/L )

1187

Total number of block

16

No. of  block surveyed 

5

Number of arsenic affected block (approx.) where groundwater arsenic above 50 mg/L

5

Number of Gram - Panchayet surveyed

17

Number of arsenic affected GP (approx.) where groundwater arsenic above 50 mg/L

10

Number of arsenic affected GP (approx.) where groundwater arsenic above 10 mg/L

14

Number of village surveyed

36

Number of arsenic affected villages (approx.) where groundwater arsenic above 50 mg/L

17

Number of arsenic affected villages (approx.) where groundwater arsenic above 10 mg/L

24

Total hair, nail and urine samples analyzed

15

Arsenic above normal level (average) in biological samples

91

People screened for arsenic patients (preliminary survey)

50

Number of registered patients with clinical manifestations

8

 

[I] Physical parameters and present arsenic status in Chapara district of Bihar

Physical parameters

Chapara

Area in sq. km

2,641

Population in million (according to 2001 Census)

3.25

Total number of water samples analyzed

1045

% of samples having arsenic > 10 mg/L

25.07

% of samples having arsenic > 50 mg/L

14.26

% of samples having arsenic > 300 mg/L *

4.21

% of samples having arsenic > 500 mg/L

2.11

Maximum arsenic concentration so far we analyzed  (mg/L )

762

Total number of block

21

No. of  block surveyed 

5

Number of arsenic affected block (approx.) where groundwater arsenic above 50 mg/L

3

Number of Gram - Panchayet surveyed

10

Number of arsenic affected GP (approx.) where groundwater arsenic above 50 mg/L

5

Number of arsenic affected GP (approx.) where groundwater arsenic above 10 mg/L

7

Number of village surveyed

23

Number of arsenic affected villages (approx.) where groundwater arsenic above 50 mg/L

13

Number of arsenic affected villages (approx.) where groundwater arsenic above 10 mg/L

16

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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