diff --git a/pycbc/events/stat.py b/pycbc/events/stat.py
index ade7d0a62e9..57cadbd6d72 100644
--- a/pycbc/events/stat.py
+++ b/pycbc/events/stat.py
@@ -2411,21 +2411,22 @@ def find_dq_noise_rate(self, trigs):
 
         try:
             ifo = trigs.ifo
-            print('DEBUG in find_dq_noise_rate: trigs.ifo worked successfully')
+            logging.info('DEBUG in find_dq_noise_rate: trigs.ifo worked successfully')
         except AttributeError:
             ifo = trigs.get('ifo', None)
             if ifo is None:
-                print('DEBUG in find_dq_noise_rate: ifo is none after trigs.get')
-                print(f'DEBUG in find_dq_noise_rate: stat ifos: {self.ifos}')
+                logging.info('DEBUG in find_dq_noise_rate: ifo is none after trigs.get')
+                logging.info(f'DEBUG in find_dq_noise_rate: stat ifos: {self.ifos}')
                 ifo = self.ifos[0]
             else:
-                print('DEBUG in find_dq_noise_rate: trigs.get worked')
+                logging.info('DEBUG in find_dq_noise_rate: trigs.get worked')
             assert ifo in self.ifos
 
         dq_state = trigs['dq_state']
         dq_val = numpy.ones(len(dq_state))
 
         tnum = self.curr_tnum
+        logging.info(f'DEBUG in find_dq_noise_rate: tnum: {tnum}')
         if ifo in self.dq_rates_by_state:
             for (i, st) in enumerate(dq_state):
                 if isinstance(tnum, numpy.ndarray):
@@ -2478,15 +2479,15 @@ def single(self, trigs):
         # make sure every trig has a dq state
         try:
             ifo = trigs.ifo
-            print('DEBUG in single: trigs.ifo worked successfully')
+            logging.info('DEBUG in single: trigs.ifo worked successfully')
         except AttributeError:
             ifo = trigs.get('ifo', None)
             if ifo is None:
-                print('DEBUG in single: ifo is none after trigs.get')
-                print(f'DEBUG in single: stat ifos: {self.ifos}')
+                logging.info('DEBUG in single: ifo is none after trigs.get')
+                logging.info(f'DEBUG in single: stat ifos: {self.ifos}')
                 ifo = self.ifos[0]
             else:
-                print('DEBUG in single: trigs.get worked')
+                logging.info('DEBUG in single: trigs.get worked')
             assert ifo in self.ifos
 
         singles = ExpFitFgBgNormStatistic.single(self, trigs)