Water Scarcity, Mountain Deforestation and the Economic Value of Water in a Small-Scale Irrigation System: A Case Study in East Java, Indonesia

S.A. Budiman, - (2021) Water Scarcity, Mountain Deforestation and the Economic Value of Water in a Small-Scale Irrigation System: A Case Study in East Java, Indonesia. Quaestiones Geographicae, 40 (2). pp. 153-166. ISSN 2081-6383

Abstract

The purpose of this study was to identify the willingness of farmers to pay for small-scale irrigation (SSI) and its determinants. Additionally, this study analysed the physical water availability in the study area using 16 years’ (2004-2019) historical data of streamflow, rainfall and forest cover change. A structured questionnaire was used to collect the data from 100 farmers. A contingent valuation method was employed to elicit farmers’ willingness to pay (WTP) for irrigation water. The results show that the average WTP of farmers is US$ 215.84/ha/year. It accounts for 20% of farm revenue and is almost 20 times the water fee in large-scale irrigation systems. The study area experienced significant deforestation in the last two decades suffering a decrease of 11.72% of forest cover. It decreases the amount of stored rainwater and decreases the streamflow causing water scarcity during the dry season. Farm size, farmer income, distance to a small dam and usage of water-pump are the significant determinants. The results indicate that water scarcity caused by poor infrastructure increases the economic value of water in a SSI system.

English Abstract

The purpose of this study was to identify the willingness of farmers to pay for small-scale irrigation (SSI) and its determinants. Additionally, this study analysed the physical water availability in the study area using 16 years’ (2004-2019) historical data of streamflow, rainfall and forest cover change. A structured questionnaire was used to collect the data from 100 farmers. A contingent valuation method was employed to elicit farmers’ willingness to pay (WTP) for irrigation water. The results show that the average WTP of farmers is US$ 215.84/ha/year. It accounts for 20% of farm revenue and is almost 20 times the water fee in large-scale irrigation systems. The study area experienced significant deforestation in the last two decades suffering a decrease of 11.72% of forest cover. It decreases the amount of stored rainwater and decreases the streamflow causing water scarcity during the dry season. Farm size, farmer income, distance to a small dam and usage of water-pump are the significant determinants. The results indicate that water scarcity caused by poor infrastructure increases the economic value of water in a SSI system.

Item Type: Article
Uncontrolled Keywords: essential oil, moringa, patchouli, tissue culture
Depositing User: Dra. Widia Permana., S.Sos., MAB.
Date Deposited: 16 Dec 2021 03:14
Last Modified: 16 Dec 2021 03:14
URI: http://repository.ub.ac.id/id/eprint/187195
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