diff --git a/sup3r/bias/base.py b/sup3r/bias/base.py
index d84d36a45c..8dcf8ba03f 100644
--- a/sup3r/bias/base.py
+++ b/sup3r/bias/base.py
@@ -42,8 +42,7 @@ def __init__(
         base_handler_kwargs=None,
         bias_handler_kwargs=None,
         decimals=None,
-        match_zero_rate=False,
-        pre_load=True,
+        match_zero_rate=False
     ):
         """
         Parameters
@@ -101,10 +100,6 @@ class is used, all data will be loaded in this class'
             will not be mean-centered. This helps resolve the issue where
             global climate models produce too many days with small
             precipitation totals e.g., the "drizzle problem" [Polade2014]_.
-        pre_load : bool
-            Flag to preload all data needed for bias correction. This is
-            currently recommended to improve performance with the new sup3r
-            data handler access patterns
 
         References
         ----------
@@ -182,29 +177,11 @@ class is used, all data will be loaded in this class'
             distance_upper_bound=self.distance_upper_bound,
         )
 
-        if pre_load:
-            self.pre_load()
-
         self.out = None
         self._init_out()
 
         logger.info('Finished initializing DataRetrievalBase.')
 
-    def pre_load(self):
-        """Preload all data needed for bias correction. This is currently
-        recommended to improve performance with the new sup3r data handler
-        access patterns"""
-
-        if hasattr(self.base_dh, 'compute'):
-            logger.info('Pre loading baseline unbiased data into memory...')
-            self.base_dh.data.compute()
-            logger.info('Finished pre loading baseline unbiased data.')
-
-        if hasattr(self.bias_dh, 'compute'):
-            logger.info('Pre loading historical biased data into memory...')
-            self.bias_dh.data.compute()
-            logger.info('Finished pre loading historical biased data.')
-
     @abstractmethod
     def _init_out(self):
         """Initialize output arrays"""
diff --git a/sup3r/bias/qdm.py b/sup3r/bias/qdm.py
index b53b215050..af47c93f8c 100644
--- a/sup3r/bias/qdm.py
+++ b/sup3r/bias/qdm.py
@@ -67,8 +67,7 @@ def __init__(self,
                  sampling='linear',
                  log_base=10,
                  n_time_steps=24,
-                 window_size=120,
-                 pre_load=True,
+                 window_size=120
                  ):
         """
         Parameters
@@ -156,10 +155,6 @@ class to be retrieved from the rex/sup3r library. If a
             Total time window period in days to be considered for each time QDM
             is calculated. For instance, `window_size=30` with
             `n_time_steps=12` would result in approximately monthly estimates.
-        pre_load : bool
-            Flag to preload all data needed for bias correction. This is
-            currently recommended to improve performance with the new sup3r
-            data handler access patterns
 
         See Also
         --------
@@ -211,8 +206,7 @@ class to be retrieved from the rex/sup3r library. If a
                          base_handler_kwargs=base_handler_kwargs,
                          bias_handler_kwargs=bias_handler_kwargs,
                          decimals=decimals,
-                         match_zero_rate=match_zero_rate,
-                         pre_load=False,
+                         match_zero_rate=match_zero_rate
                          )
 
         self.bias_fut_fps = bias_fut_fps
@@ -224,19 +218,6 @@ class to be retrieved from the rex/sup3r library. If a
                                              shape=self.shape,
                                              **self.bias_handler_kwargs)
 
-        if pre_load:
-            self.pre_load()
-
-    def pre_load(self):
-        """Preload all data needed for bias correction. This is currently
-        recommended to improve performance with the new sup3r data handler
-        access patterns"""
-        super().pre_load()
-        if hasattr(self.bias_fut_dh, 'compute'):
-            logger.info('Pre loading future biased data into memory...')
-            self.bias_fut_dh.data.compute()
-            logger.info('Finished pre loading future biased data.')
-
     def _init_out(self):
         """Initialize output arrays `self.out`