diff --git a/src/libCom/tsSubr.c b/src/libCom/tsSubr.c
index 3b2efce6c..1396d958a 100644
--- a/src/libCom/tsSubr.c
+++ b/src/libCom/tsSubr.c
@@ -807,6 +807,13 @@ struct tsDetail *pT;	/* I pointer to time structure to convert */
 	else if (pT->dstOverlapChar == 'd')
 	    dst = 1;
     }
+/*----------------------------------------------------------------------------
+*    assume no DST if tsMinWest is 600 (includes Hawaii and may be
+*    exclusively Hawaii?). (WFL, 95/08/15)
+*----------------------------------------------------------------------------*/
+	if (tsMinWest == 600)
+		dst = 0;
+
     if (dst)
 	stamp.secPastEpoch -= TS_DST_HRS_ADD * 3600;
     stamp.secPastEpoch += tsMinWest*60;
@@ -869,6 +876,13 @@ struct tsDetail *pT;	/* O pointer to time structure for conversion */
 	    dst = 1;
     }
 
+/*----------------------------------------------------------------------------
+*    assume no DST if tsMinWest is 600 (includes Hawaii and may be
+*    exclusively Hawaii?). (WFL, 95/08/15)
+*----------------------------------------------------------------------------*/
+	if (tsMinWest == 600)
+		dst = 0;
+
 /*----------------------------------------------------------------------------
 *    now, if necessary, change the time stamp to daylight and then convert
 *    the resultant stamp to local time.