Fixed initialization of time span when parameter code has no IV data.

assets/src/scripts/monitoring-location/components/hydrograph/index.js

@@ -80,7 +80,8 @@ export const attachToNode = function(store,
             end: endDT
         }));
     } else {
-        store.dispatch(setSelectedTimeSpan('P7D'));
+        store.dispatch(setSelectedTimeSpan(config.ivPeriodOfRecord && config.ivPeriodOfRecord[parameterCode] ?
+            'P7D' : 'P1Y'));
     }
 
     // Fetch all data needed to render the hydrograph