diff --git a/cime_config/config_pes.xml b/cime_config/config_pes.xml
index aad134be86..ea3e5d0534 100644
--- a/cime_config/config_pes.xml
+++ b/cime_config/config_pes.xml
@@ -557,6 +557,43 @@
       </pes>
     </mach>
   </grid>
+  <grid name="l%ne30" >
+    <mach name="derecho">
+      <pes pesize="any" compset="any">
+	<comment>none</comment>
+	<ntasks>
+	  <ntasks_atm>-1</ntasks_atm>
+	  <ntasks_lnd>-5</ntasks_lnd>
+	  <ntasks_rof>-5</ntasks_rof>
+	  <ntasks_ice>-5</ntasks_ice>
+	  <ntasks_ocn>-5</ntasks_ocn>
+	  <ntasks_glc>-5</ntasks_glc>
+	  <ntasks_wav>-5</ntasks_wav>
+	  <ntasks_cpl>-5</ntasks_cpl>
+	</ntasks>
+	<nthrds>
+	  <nthrds_atm>1</nthrds_atm>
+	  <nthrds_lnd>1</nthrds_lnd>
+	  <nthrds_rof>1</nthrds_rof>
+	  <nthrds_ice>1</nthrds_ice>
+	  <nthrds_ocn>1</nthrds_ocn>
+	  <nthrds_glc>1</nthrds_glc>
+	  <nthrds_wav>1</nthrds_wav>
+	  <nthrds_cpl>1</nthrds_cpl>
+	</nthrds>
+	<rootpe>
+	  <rootpe_atm>0</rootpe_atm>
+	  <rootpe_lnd>-1</rootpe_lnd>
+	  <rootpe_rof>-1</rootpe_rof>
+	  <rootpe_ice>-1</rootpe_ice>
+	  <rootpe_ocn>-1</rootpe_ocn>
+	  <rootpe_glc>-1</rootpe_glc>
+	  <rootpe_wav>-1</rootpe_wav>
+	  <rootpe_cpl>-1</rootpe_cpl>
+	</rootpe>
+      </pes>
+    </mach>
+  </grid>
   <grid name="l%ne0np4CONUS" >
     <mach name="any">
       <pes pesize="any" compset="any">