ABSTRACT The Simandolak II Irrigation Network is part of the Simandolak-Pangean Irrigation Area located in Jalur Patah Village, Sentajo Raya Subdistrict, Kuantan Singingi Regency. This network utilizes the flow of the Batang Air Hitam River as its primary source of irrigation water and covers an area of 690.10 hectares. The purpose of this study is to analyze the performance of the physica…