diff --git a/geomagio/metadata/instrument/InstrumentCalibrations.py b/geomagio/metadata/instrument/InstrumentCalibrations.py
index 330ab8e89a3e3af46711d9b4ff88ff4fb85b14b3..d3f52a9ad08f473d790ae0ca71533e05f4475093 100644
--- a/geomagio/metadata/instrument/InstrumentCalibrations.py
+++ b/geomagio/metadata/instrument/InstrumentCalibrations.py
@@ -2,8 +2,6 @@ from obspy import UTCDateTime
 
 from geomagio.metadata import Metadata, MetadataFactory, MetadataCategory
 
-# REMOVE ANY INSTRUMENT METADATA ELEMENTS W/ "DATA_VALID=FALSE"
-
 
 class InstrumentCalibrations:
     """
@@ -307,8 +305,7 @@ def get_instrument_calibrations(
       observatory: observatory code
       start_time: start time to match, or None to match any.
       end_time: end time to match, or None to match any.
-      calibrations: use custom list, defaults to pulling and converting instrument metadata
-      metadata_url: metadata database url
+      calibrations: use custom list, defaults to pulling and converting metadata
     Returns:
       list of applicable instrument calibrations
     """
@@ -324,12 +321,6 @@ def get_instrument_calibrations(
             station=observatory,
         )
         metadata = factory.get_metadata(query=query)
-
-        # remove invalid metadata entries
-        for i, m in enumerate(metadata):
-            if not m.data_valid:
-                metadata.pop(i)
-
         instrumentCalibrations = InstrumentCalibrations(metadata)
         calibrations = instrumentCalibrations.get_calibrations()