Effects of Solid Waste Management under among Administrative Organizations in Nong Bua Lamphu Province

Abstract

This Interrupted Time Series (ITS) study is a quasi-experimental study. (Quasi-experimental design) The objective is to evaluate the effectiveness of policies and measures. solid waste management in Nong Bua Lamphu Province. By using secondary data from the waste situation report of the local government organizations of Nong Bua Lamphu Province, which was reported through the information system between October 2018 to September 2023 as data, statistical analysis of linear segmented regression (Segmented Regression Analysis) was used to analyze the data.

The results of the study found that Policies and measures for solid waste management were applied in Nong Bua Lamphu Province in 2020. It was found that after receiving the policy and measures for solid waste management for 1 month, the amount of solid waste decreased by 1,504.91 tons with statistical significance (95% CI=735.57 to 2,272.58) and trends after receiving the policy and measures for solid waste management compared to before receiving the policy and measures for solid waste management. The amount of solid waste increasingly by 63.71 tons with statistical significance (95% CI=47.77 to 79.65). And in 2023, after receiving the policy and measures for solid waste management for 1 month, the amount of solid waste increased by 1,018.98 tons with statistical significance (95% CI=324.26 to 1,713.53) and it was found that the trend after receiving the policy and measures for waste management Manage solid waste compared to before receiving policies and measures for solid waste management. The amount of solid waste decreased by 78.38 tons with statistical significance (95% CI=19.01 to 137.73).

In summary, it was found that the policies and measures for solid waste management in 2020 and 2023 that were used in Nong Bua Lamphu Province It is effective in managing solid waste in Nong Bua Lamphu Province. That is, it results in a reduction in the amount of solid waste. The research results can be used in formulating policy, planning and implementing solid waste management. To reduce the amount of solid waste that will occur efficiently and effectively.