Index: /issm/trunk-jpl/src/c/modules/SurfaceMassBalancex/Gembx.cpp
===================================================================
--- /issm/trunk-jpl/src/c/modules/SurfaceMassBalancex/Gembx.cpp	(revision 25589)
+++ /issm/trunk-jpl/src/c/modules/SurfaceMassBalancex/Gembx.cpp	(revision 25590)
@@ -504,17 +504,4 @@
 			a[0] = sF[0]*a0 + sF[1]*a1 + sF[2]*a2;
 
-			// In a layer < 10cm, account for mix of ice and snow,
-			// after P. Alexander et al., 2014
-			IssmDouble depthsnow=0.0;
-			IssmDouble aice=0.0;
-			int lice=0;
-			for(int l=0;(l<m & d[l]<dPHC-Dtol);l++){
-				depthsnow=depthsnow+dz[l];
-				lice=l+1;
-			}
-			if (depthsnow<=0.1+Dtol & lice<m & d[lice]>=dPHC-Dtol){
-				aice = ai_max + (as_min - ai_max)*(d[lice]-dIce)/(dPHC-dIce);
-				a[0]= aice + max(a[0]-aice,0.0)*(depthsnow/0.1);
-			}
 		}
 		else if(aIdx==3){
@@ -584,5 +571,5 @@
 
 		//If we do not have fresh snow
-		if (aIdx<3 && aIdx>0){
+		if (aIdx<3 && aIdx>0 && (adThresh - d[0])>=Dtol){
 			// In a layer < 10cm, account for mix of ice and snow,
 			// after P. Alexander et al., 2014