Data Quality Assessment (DQA) was conducted on the key performance indicators of the Program across the four staple crop processing zones. The results obtained from perception analysis of the data on ATASP-1 key performance indicators had high level of validity, reliability, timeliness, precision and integrity with percentage scores of 95.29%, 98.90%, 87.74%, 90.20% and 77.94% respectively. More so, the Global perception average score was 90.01% which implies that the data and results on the key performance indicators have an excellent level of accuracy and adequacy to be used by management for decision making in the program. Conclusively, it can be inferred that the DQA carried out on the key performance indicators of ATASP-1 was successful. The data and results on the indicators were valid, reliable, timely, precise and of integrity.