TODAY, WATER CONSERVATION IS VERY IMPORTANT, AND METHODS THAT HELP TO REMOVE WATER POLLUTION IS INCREASING. IN THIS STUDY, DECOMPOSITION OF CONGO RED DYE POLLUTANTS IN TEXTILE WASTEWATER HAS BEEN STUDIED BY USING MODERN METHODS OF PHOTOELECTROCHEMISTRY. OPERATING CONDITIONS, INCLUDING PH, CONCENTRATION POLLUTANTS, TEMPERATURE, APPLIED ELECTRICAL CURRENT INTENSITY, WAS OPTIMIZED. POLLUTANT CONCENTRATIONS15 PPM, PH=7, TEMPERATURE=35OC AND I=90 MA FOR OPTIMUM CONDITIONS OF DECOMPOSITION OF CONGO RED DYE POLLUTANTS WERE DETERMINED.