<p>A total of 147 respondents have participated with a response rate of 97%. The overall routine immunization data quality was 78.8%. Accuracy, completeness, and timeliness dimensions were 83.8 %, 100%, and 53% respectively. Health workers who participated in EPI data aggregation [AOR=5.6 CI (1.18, 26.6)], conducting RI data accuracy test [AOR= 3.47 CI (1.24, 9.66), received regular feedback [(AOR=5.67, 95% CI (1.9, 16.7)] and got management support [AOR= 3.43 CI (1.01, 11.56)] were more likely to report quality data when compared to those counterparts.</p>