The Ohio Casino Control Commission says say monthly revenue fell at three of the state's four casinos in August compared with July but was up slightly at the fourth facility in Toledo. Revenue at the Toledo casino increased 2.9 percent from July to 15.9 million dollars. August revenue at the Cleveland casino was 18.9 million, down 4.8 percent from July. The Columbus casino had revenue of 16.9 million, down 3.4 percent from July. The Cincinnati casino showed a decline of three tenths of a percent from July to 19.2 million dollars.