diff --git a/data/data-pipeline/data_pipeline/etl/sources/maryland_ejscreen/etl.py b/data/data-pipeline/data_pipeline/etl/sources/maryland_ejscreen/etl.py
index dc18ebaf..5538ed97 100644
--- a/data/data-pipeline/data_pipeline/etl/sources/maryland_ejscreen/etl.py
+++ b/data/data-pipeline/data_pipeline/etl/sources/maryland_ejscreen/etl.py
@@ -116,7 +116,7 @@ class MarylandEJScreenETL(ExtractTransformLoad):
             self.df[field_names.MARYLAND_EJSCREEN_SCORE_FIELD] >= 0.75
         )
         self.df[field_names.MARYLAND_EJSCREEN_TRACT_90_PERCENT_FIELD] = (
-            self.df[field_names.MARYLAND_EJSCREEN_PERCENTILE_FIELD] >= 0.90
+            self.df[field_names.MARYLAND_EJSCREEN_SCORE_FIELD] >= 0.90
         )
 
     def load(self) -> None: