Mapping of arsenic contamination severity in Bahraich district of Ghagra basin, Uttar Pradesh, India

Figures & data

Figure 1. Administrative boundary map of Bahraich.

Figure 2. Topography of the district Bahraich.

Table 1. Status of hand pump and tested hand pump in district Bahraich.

			Level of arsenic contamination (μg/L)
Blocks	No. of HP arsenic affected	Total affected samples (%)	0–10	11–40	41–50	>51	>50 μg/L affected	Village tested	Affected gram panchayat
Balha	7	20.00	0	0	5	2	28.57	3	2
Chitaura	44	64.71	12	11	10	11	25.00	7	7
Huzoorpur	1653	60.73	543	908	109	93	5.63	104	25
Jarwal	39	19.31	4	16	0	19	48.72	12	12
Kaisar Ganj	60	37.27	7	23	5	25	41.67	11	17
Mahasi	178	72.65	20	91	16	51	28.65	11	11
Mihipurwa	1245	39.34	428	769	19	29	2.33	82	14
Phakharpur	1168	46.72	267	704	50	147	12.59	115	97
Shivpur	1022	47.78	230	568	129	95	9.30	76	21
Tajwapur	1774	68.89	353	984	128	309	17.42	101	68
Total	7190	52.06	1864	4074	471	781	10.86	522	274

Table 2. Arsenic test result, ranges and affected gram panchayats.

Blocks	Total hand pumps	Block wise HP share (%) of district	No. of total tested HP	Tested/total HP 2011 in %	No of HP arsenic affected
Balha	2757	9.12	35	1.27	7
Chitaura	3045	10.08	68	2.23	44
Huzoorpur	3180	10.52	2722	85.60	1653
Jarwal	2571	8.51	202	7.86	39
Kaisar Ganj	2467	8.16	161	6.53	60
Mahasi	3111	10.30	245	7.88	178
Mihipurwa	4009	13.27	3165	78.95	1245
Phakharpur	3370	11.15	2500	74.18	1168
Shivpur	2715	8.99	2139	78.78	1022
Tajwapur	2991	9.90	2575	86.09	1774
Total	30,216	100.00	13,812	45.71	7190

Figure 3. Arsenic-affected village in Bahraich.

Figure 4. Categorization of arsenic ranges in Bahraich district.