diff --git a/build/deploy.edex.awips2/esb/bin/setup.env b/build/deploy.edex.awips2/esb/bin/setup.env
index 61d5b406c8..6b1fa3300e 100644
--- a/build/deploy.edex.awips2/esb/bin/setup.env
+++ b/build/deploy.edex.awips2/esb/bin/setup.env
@@ -76,6 +76,9 @@ export TEMP_DIR=/awips2/edex/data/tmp
 # set hydroapps directory path
 export apps_dir=${SHARE_DIR}/hydroapps
 
+# site identifier for hydroapps
+export SITE_IDENTIFIER=${AW_SITE_IDENTIFIER}
+
 # set Fax environment variables pointing to ldad@ls1
 export LDAD_EXTERNAL_HOME=/ldad
 export LDAD_EXTERNAL_PUBLIC=/data/ldad/public