diff --git a/platform/features/timeline/bundle.js b/platform/features/timeline/bundle.js
index 12effc50a3..42b3c948f9 100644
--- a/platform/features/timeline/bundle.js
+++ b/platform/features/timeline/bundle.js
@@ -182,6 +182,16 @@ define([
                                 "capacity"
                             ],
                             "pattern": "^-?\\d+(\\.\\d*)?$"
+                        },
+                        {
+                            "name": "Battery starting SOC (%)",
+                            "control": "textfield",
+                            "required": false,
+                            "conversion": "number",
+                            "property": [
+                                "startingSOC"
+                            ],
+                            "pattern": "^([0-9](\\.\\d*)?|[1-9][0-9](\\.\\d*)?|100)%?$"
                         }
                     ],
                     "model": {
diff --git a/platform/features/timeline/src/capabilities/GraphCapability.js b/platform/features/timeline/src/capabilities/GraphCapability.js
index d9810005a3..181c909f79 100644
--- a/platform/features/timeline/src/capabilities/GraphCapability.js
+++ b/platform/features/timeline/src/capabilities/GraphCapability.js
@@ -37,7 +37,8 @@ define(
             // Build graphs for this group of utilizations
             function buildGraphs(utilizations) {
                 var utilizationMap = {},
-                    result = {};
+                    result = {},
+                    startingSOC;
 
                 // Bucket utilizations by type
                 utilizations.forEach(function (u) {
@@ -55,12 +56,14 @@ define(
                 if (domainObject.getModel().type === 'timeline' &&
                         result.power &&
                             domainObject.getModel().capacity > 0) {
+                    startingSOC = isNaN(parseFloat(domainObject.getModel().startingSOC)) ?
+                                    100 : parseFloat(domainObject.getModel().startingSOC);
 
                     result.battery = new CumulativeGraph(
                         result.power,
                         0,
                         domainObject.getModel().capacity, // Watts
-                        domainObject.getModel().capacity,
+                        (startingSOC / 100) * domainObject.getModel().capacity,
                         1 / 3600000 // millis-to-hour (since units are watt-hours)
                     );
                 }
diff --git a/platform/features/timeline/test/capabilities/GraphCapabilitySpec.js b/platform/features/timeline/test/capabilities/GraphCapabilitySpec.js
index 71a6de2ade..e2ccd376e2 100644
--- a/platform/features/timeline/test/capabilities/GraphCapabilitySpec.js
+++ b/platform/features/timeline/test/capabilities/GraphCapabilitySpec.js
@@ -101,6 +101,7 @@ define(
             it("provides a battery graph for timelines with capacity", function () {
                 var mockCallback = jasmine.createSpy('callback');
                 testModel.capacity = 1000;
+                testModel.startingSOC = 100;
                 testModel.type = "timeline";
                 mockDomainObject.useCapability.andReturn(asPromise([
                     { key: "power", start: 0, end: 15 }