Trend Analysis of Groundwater Level Using Non-Parametric Tests in Alluvial Aquifers of Uttar Pradesh, India
1
Department of Farm Engineering,
Banaras Hindu University,
Varanasi,
Uttar Pradesh
India
2
National Institute of Hydrology,
Roorkee,
247667
India
DOI: http://dx.doi.org/10.12944/CWE.13.1.05
In the present study, groundwater level trends have been evaluated using the non-parametric methods i.e., Modified Mann-Kendall (MMK) and Sen’s slope estimator during the period 1998 to 2012 at 13 locations in 4 districts of Lucknow division namely Hardoi, Laxmipur, Lucknow and Sitapur of Uttar Pradesh, India. The entire trend analysis has been verified at a significance level of 5 percent. The groundwater level trend analysis has shown negative values for 7 locations covering 54 percent area and positive values for 6 locations covering 46 percent area in pre-monsoon season. However, in post monsoon season, 4 locations covering 31 percent area exhibited negative and 9 locations covering 69 percent area revealed positive trends. The difference in the water level trends in two different seasons may be attributed to the recharge by rainfall in post-monsoon season.
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Kumar P, Chandniha S. K, Lohani A. K, Krishan G, Nema A. K. Trend Analysis of Groundwater Level Using Non-Parametric Tests in Alluvial Aquifers of Uttar Pradesh, India. Curr World Environ 2018;13(1). DOI:http://dx.doi.org/10.12944/CWE.13.1.05
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Kumar P, Chandniha S. K, Lohani A. K, Krishan G, Nema A. K. Trend Analysis of Groundwater Level Using Non-Parametric Tests in Alluvial Aquifers of Uttar Pradesh, India. Curr World Environ 2018;13(1). Available from: http://www.cwejournal.org?p=1075/