محددات الطلب على المياه للأغراض المنزلية في مدينة أربيل : دراسة تطبيقية للعام 2019

Abstract EN

The study aims to find the determinants of household water demand of Erbil city in 2019.

Where, the city has included a quickly population growth during the past two decades, in addition to the normal migration from the countryside to urban and hosting a large number of external refugees and displaced people from the other parts of Iraq.

This increase of population was accompanied by a noticeable urban expansion for the city.

Which is affected the increase of water consumption quantities and increase the level of demand.

The study depended on data through a questionnaire form for 593 families of some residential neighborhoods in the city.

The study has revealed that the family share of household water was 14.93 m3/month, and 108 liters per capita day, corresponding to 3.26 m3/person/month, and the total household demand was 40.620, 257.5 m3/year.

The data has been collected in August, which is the period of the peak demand.

And the econometrics model for data analysis has formulated which using the ordinary least squares (OLS) method to estimate the regression equation in mathematical form in the model.

The study illustrated that the most important factors affecting the household water demand in the city are the family size, bathing style using the bathtub and shower, inefficiency in water consumption, monthly household expenditure, using taps for drinking water, swimming pool, water cooler, family members average age and family average years of schooling.

Finally, there have been suggested that the government should reorganize it's policies about consumption fees and reform the water tariff system.

It was also suggested to activate the role of awareness and aquaculture to ensure rationalization of water consumption and reduce the waste of water, and the role of media, educational institutions and civil society organizations must be activated to achieve that goal.