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The hydrologic and economic effects of water marketing on an irrigated stream-aquifer system subject to salinity degradation

Thesis/Dissertation ·
OSTI ID:5191406
The hydrologic and economic effects of water resource policies and institutions are evaluated for an irrigated, saline stream-aquifer system. Water marketing and reduced water use are analyzed by utilizing three models developed for this study. The models simulate the stream-aquifer system under current institutions, a market economy, and centralized management. All models describe solute transport approximately with continuously differentiable algebraic functions. The functions are derived by performing multiple linear regression on Monte Carlo solutions to a separate solute transport model. A policy to institutionalize a rental market is evaluated by comparing model results with and without the market. In the hypothetical rental market, surface water is traded annually among farmers, while groundwater is used to augment irrigation supplies. Market simulations account for changes in the value of ground water and surface water due to salinity differences. Results show that the market enhances economic production by transferring water to its most highly valued location of use. A policy to reduce water use is evaluated by comparing centralized, long-term management to autonomous, seasonal decision making.
Research Organization:
Stanford Univ., CA (USA)
OSTI ID:
5191406
Country of Publication:
United States
Language:
English