diff --git a/src/app/fsat/fsat.service.ts b/src/app/fsat/fsat.service.ts
index bed919ca26..10a598b32c 100644
--- a/src/app/fsat/fsat.service.ts
+++ b/src/app/fsat/fsat.service.ts
@@ -473,6 +473,7 @@ export class FsatService {
     tmpModification.fsat.whatIfScenario = true;
     tmpModification.fsat.fsatOperations = fsatCopy.fsatOperations;
     tmpModification.fsat.fsatOperations.cO2SavingsData = fsatCopy.fsatOperations.cO2SavingsData;
+    tmpModification.fsat.fsatOperations.cO2SavingsData.userEnteredModificationEmissions = fsatCopy.fsatOperations.cO2SavingsData.userEnteredBaselineEmissions;
     return tmpModification;
   }
 }
diff --git a/src/app/phast/add-modification/add-modification.component.ts b/src/app/phast/add-modification/add-modification.component.ts
index e908a49fa9..6314815dc2 100644
--- a/src/app/phast/add-modification/add-modification.component.ts
+++ b/src/app/phast/add-modification/add-modification.component.ts
@@ -20,8 +20,6 @@ export class AddModificationComponent implements OnInit {
   @Input()
   modificationExists: boolean;
 
-
-
   newModificationName: string;
   currentTab: string;
   tabSubscription: Subscription;
@@ -44,7 +42,7 @@ export class AddModificationComponent implements OnInit {
 
   addModification() {
     let exploreOppsDefault: SavingsOpportunity = { hasOpportunity: false, display: '' };
-    let tmpModification: Modification = {
+    let modification: Modification = {
       phast: {
         losses: {},
         name: this.newModificationName,
@@ -85,15 +83,16 @@ export class AddModificationComponent implements OnInit {
       exploreOppsShowFixtures: exploreOppsDefault,
     };
     if (this.currentTab === 'explore-opportunities') {
-      tmpModification.exploreOpportunities = true;
+      modification.exploreOpportunities = true;
     }
     if (this.phast.co2SavingsData) {
-      tmpModification.phast.co2SavingsData = (JSON.parse(JSON.stringify(this.phast.co2SavingsData)));
+      modification.phast.co2SavingsData = (JSON.parse(JSON.stringify(this.phast.co2SavingsData)));
+      modification.phast.co2SavingsData.userEnteredModificationEmissions = modification.phast.co2SavingsData.userEnteredBaselineEmissions; 
     } 
-    tmpModification.phast.losses = (JSON.parse(JSON.stringify(this.phast.losses)));
-    tmpModification.phast.operatingCosts = (JSON.parse(JSON.stringify(this.phast.operatingCosts)));
-    tmpModification.phast.operatingHours = (JSON.parse(JSON.stringify(this.phast.operatingHours)));
-    tmpModification.phast.systemEfficiency = (JSON.parse(JSON.stringify(this.phast.systemEfficiency)));
-    this.save.emit(tmpModification);
+    modification.phast.losses = (JSON.parse(JSON.stringify(this.phast.losses)));
+    modification.phast.operatingCosts = (JSON.parse(JSON.stringify(this.phast.operatingCosts)));
+    modification.phast.operatingHours = (JSON.parse(JSON.stringify(this.phast.operatingHours)));
+    modification.phast.systemEfficiency = (JSON.parse(JSON.stringify(this.phast.systemEfficiency)));
+    this.save.emit(modification);
   }
 }
diff --git a/src/app/phast/modification-list/modification-list.component.ts b/src/app/phast/modification-list/modification-list.component.ts
index a3afb6ef92..bbd476fc0a 100644
--- a/src/app/phast/modification-list/modification-list.component.ts
+++ b/src/app/phast/modification-list/modification-list.component.ts
@@ -184,6 +184,7 @@ export class ModificationListComponent implements OnInit {
       tmpModification.exploreOpportunities = true;
     }
     tmpModification.phast.co2SavingsData = (JSON.parse(JSON.stringify(phast.co2SavingsData)));
+    tmpModification.phast.co2SavingsData.userEnteredModificationEmissions = tmpModification.phast.co2SavingsData.userEnteredBaselineEmissions; 
     tmpModification.phast.losses = (JSON.parse(JSON.stringify(phast.losses)));
     tmpModification.phast.operatingCosts = (JSON.parse(JSON.stringify(phast.operatingCosts)));
     tmpModification.phast.operatingHours = (JSON.parse(JSON.stringify(phast.operatingHours)));
diff --git a/src/app/psat/add-modification/add-modification.component.ts b/src/app/psat/add-modification/add-modification.component.ts
index 5eb5aab3a8..fb877e5371 100644
--- a/src/app/psat/add-modification/add-modification.component.ts
+++ b/src/app/psat/add-modification/add-modification.component.ts
@@ -48,7 +48,7 @@ export class AddModificationComponent implements OnInit {
   }
 
   addModification() {
-    let tmpModification: Modification = {
+    let modification: Modification = {
       psat: {
         name: this.newModificationName,
       },
@@ -60,13 +60,14 @@ export class AddModificationComponent implements OnInit {
         systemBasicsNotes: ''
       },
     }
-    tmpModification.psat.inputs = (JSON.parse(JSON.stringify(this.psat.inputs)));
-    tmpModification.psat.inputs.pump_style = 11;
-    tmpModification.psat.inputs.whatIfScenario = this.isWhatIfScenario;
-    tmpModification.exploreOpportunities = (this.currentTab == 'explore-opportunities');
+    modification.psat.inputs = (JSON.parse(JSON.stringify(this.psat.inputs)));
+    modification.psat.inputs.co2SavingsData.userEnteredModificationEmissions = modification.psat.inputs.co2SavingsData.userEnteredBaselineEmissions;
+    modification.psat.inputs.pump_style = 11;
+    modification.psat.inputs.whatIfScenario = this.isWhatIfScenario;
+    modification.exploreOpportunities = (this.currentTab == 'explore-opportunities');
     let baselineResults: PsatOutputs = this.psatService.resultsExisting(this.psat.inputs, this.settings);
-    tmpModification.psat.inputs.pump_specified = baselineResults.pump_efficiency;
-    this.save.emit(tmpModification)
+    modification.psat.inputs.pump_specified = baselineResults.pump_efficiency;
+    this.save.emit(modification)
   }
 
   saveScenarioChange(isNewModWhatIfScenario: boolean){
diff --git a/src/app/psat/modification-list/modification-list.component.ts b/src/app/psat/modification-list/modification-list.component.ts
index cbcea41aa8..1db4ce9476 100644
--- a/src/app/psat/modification-list/modification-list.component.ts
+++ b/src/app/psat/modification-list/modification-list.component.ts
@@ -160,6 +160,7 @@ export class ModificationListComponent implements OnInit {
       tmpModification.exploreOpportunities = true;
     }
     tmpModification.psat.inputs = (JSON.parse(JSON.stringify(psat.inputs)));
+    tmpModification.psat.inputs.co2SavingsData.userEnteredModificationEmissions = tmpModification.psat.inputs.co2SavingsData.userEnteredModificationEmissions;
     let baselineResults: PsatOutputs = this.psatService.resultsExisting(this.psat.inputs, this.settings);
     tmpModification.psat.inputs.pump_specified = baselineResults.pump_efficiency;
     tmpModification.psat.inputs.whatIfScenario = true;
diff --git a/src/app/psat/psat.component.ts b/src/app/psat/psat.component.ts
index a735b6c5c3..dd2e58dffa 100644
--- a/src/app/psat/psat.component.ts
+++ b/src/app/psat/psat.component.ts
@@ -435,7 +435,7 @@ export class PsatComponent implements OnInit {
 
   addNewMod() {
     let modName: string = 'Scenario ' + (this._psat.modifications.length + 1);
-    let tmpModification: Modification = {
+    let modification: Modification = {
       psat: {
         name: modName,
       },
@@ -448,12 +448,13 @@ export class PsatComponent implements OnInit {
       },
       exploreOpportunities: this.currentTab == 'explore-opportunities'
     }
-    tmpModification.psat.inputs = (JSON.parse(JSON.stringify(this._psat.inputs)));
-    tmpModification.psat.inputs.pump_style = 11;
-    tmpModification.psat.inputs.whatIfScenario = true;
+    modification.psat.inputs = (JSON.parse(JSON.stringify(this._psat.inputs)));
+    modification.psat.inputs.co2SavingsData.userEnteredModificationEmissions = modification.psat.inputs.co2SavingsData.userEnteredBaselineEmissions;
+    modification.psat.inputs.pump_style = 11;
+    modification.psat.inputs.whatIfScenario = true;
     let baselineResults: PsatOutputs = this.psatService.resultsExisting(this._psat.inputs, this.settings);
-    tmpModification.psat.inputs.pump_specified = baselineResults.pump_efficiency;
-    this.saveNewMod(tmpModification)
+    modification.psat.inputs.pump_specified = baselineResults.pump_efficiency;
+    this.saveNewMod(modification)
   }
 
   async addSettings(settings: Settings) {
diff --git a/src/app/shared/assessment-co2-savings/assessment-co2-savings.component.ts b/src/app/shared/assessment-co2-savings/assessment-co2-savings.component.ts
index 65fb9798d9..a23be087a3 100644
--- a/src/app/shared/assessment-co2-savings/assessment-co2-savings.component.ts
+++ b/src/app/shared/assessment-co2-savings/assessment-co2-savings.component.ts
@@ -194,7 +194,6 @@ export class AssessmentCo2SavingsComponent implements OnInit {
   }
 
   setModificationSubregionForm() {
-    // set selected baseline subregion value
     this.form.controls.eGridSubregion.patchValue(this.co2SavingsData.eGridSubregion);
     this.hasValidSubRegion = true;
     this.setSubregionControlStatus();
diff --git a/src/app/ssmt/add-modification/add-modification.component.ts b/src/app/ssmt/add-modification/add-modification.component.ts
index 1775b89fa1..40a6f92f54 100644
--- a/src/app/ssmt/add-modification/add-modification.component.ts
+++ b/src/app/ssmt/add-modification/add-modification.component.ts
@@ -41,17 +41,18 @@ export class AddModificationComponent implements OnInit {
   addModification() {
     let ssmtCopy: SSMT = (JSON.parse(JSON.stringify(this.ssmt)));
     delete ssmtCopy.modifications;
-    let tmpModification: Modification = {
+    let modification: Modification = {
       ssmt: ssmtCopy,
       exploreOpportunities: (this.assessmentTab === 'explore-opportunities')
     };
-    tmpModification.ssmt.name = this.newModificationName;
-    if (tmpModification.ssmt.headerInput.lowPressureHeader) {
-      tmpModification.ssmt.headerInput.lowPressureHeader.useBaselineProcessSteamUsage = true;
+    modification.ssmt.co2SavingsData.userEnteredModificationEmissions = modification.ssmt.co2SavingsData.userEnteredBaselineEmissions;
+    modification.ssmt.name = this.newModificationName;
+    if (modification.ssmt.headerInput.lowPressureHeader) {
+      modification.ssmt.headerInput.lowPressureHeader.useBaselineProcessSteamUsage = true;
     }
-    if (tmpModification.ssmt.headerInput.mediumPressureHeader) {
-      tmpModification.ssmt.headerInput.mediumPressureHeader.useBaselineProcessSteamUsage = true;
+    if (modification.ssmt.headerInput.mediumPressureHeader) {
+      modification.ssmt.headerInput.mediumPressureHeader.useBaselineProcessSteamUsage = true;
     }
-    this.save.emit(tmpModification);
+    this.save.emit(modification);
   }
 }
diff --git a/src/app/ssmt/modification-list/modification-list.component.ts b/src/app/ssmt/modification-list/modification-list.component.ts
index 644c7cb573..378b8d604d 100644
--- a/src/app/ssmt/modification-list/modification-list.component.ts
+++ b/src/app/ssmt/modification-list/modification-list.component.ts
@@ -136,6 +136,7 @@ export class ModificationListComponent implements OnInit {
     let ssmtCopy: SSMT = (JSON.parse(JSON.stringify(ssmt)));
     delete ssmtCopy.modifications;
     ssmtCopy.name = this.newModificationName;
+
     if (ssmtCopy.headerInput.lowPressureHeader) {
       ssmtCopy.headerInput.lowPressureHeader.useBaselineProcessSteamUsage = true;
     }
@@ -146,6 +147,8 @@ export class ModificationListComponent implements OnInit {
       ssmt: ssmtCopy,
       exploreOpportunities: (this.assessmentTab === 'explore-opportunities')
     };
+
+    tmpModification.ssmt.co2SavingsData.userEnteredModificationEmissions = tmpModification.ssmt.co2SavingsData.userEnteredBaselineEmissions; 
     this.dropdown.push(false);
     this.rename.push(false);
     this.deleteArr.push(false);
diff --git a/src/app/ssmt/operations/operations.component.ts b/src/app/ssmt/operations/operations.component.ts
index 53c91c16a7..4ab0c7a0d0 100644
--- a/src/app/ssmt/operations/operations.component.ts
+++ b/src/app/ssmt/operations/operations.component.ts
@@ -118,9 +118,11 @@ export class OperationsComponent implements OnInit {
     this.co2SavingsData.zipcode = co2SavingsData.zipcode,
     this.save();
   }
-
+  
   setCo2SavingsData() {
-    let co2SavingsData: Co2SavingsData = this.ssmt.co2SavingsData;
+    // todo 6993 - simplify duplicated co2SavingsData objects
+    let co2SavingsData: Co2SavingsData = copyObject(this.ssmt.co2SavingsData);
+    // todo weird
     if (this.ssmt.co2SavingsData) {
       this.co2SavingsData = co2SavingsData;
     } else {
@@ -139,7 +141,6 @@ export class OperationsComponent implements OnInit {
     } 
     this.setEnergySource(shouldSetOutputRate);
   }
-  
   canCompare() {
     if (this.compareService.baselineSSMT && this.compareService.modifiedSSMT && !this.inSetup) {
       return true;
diff --git a/src/app/ssmt/ssmt.component.ts b/src/app/ssmt/ssmt.component.ts
index 44b540a7bc..77ff3f50e2 100644
--- a/src/app/ssmt/ssmt.component.ts
+++ b/src/app/ssmt/ssmt.component.ts
@@ -298,10 +298,10 @@ export class SsmtComponent implements OnInit {
           } else {
             mod.ssmt.co2SavingsData.zipcode = ssmt.co2SavingsData.zipcode;
             mod.ssmt.co2SavingsData.eGridSubregion = ssmt.co2SavingsData.eGridSubregion;
-            if (!mod.ssmt.co2SavingsData.totalEmissionOutputRate) {
+            if (mod.ssmt.co2SavingsData.totalEmissionOutputRate === undefined) {
               mod.ssmt.co2SavingsData.totalEmissionOutputRate = ssmt.co2SavingsData.totalEmissionOutputRate;
             }
-            if (!mod.ssmt.co2SavingsData.totalFuelEmissionOutputRate) {
+            if (mod.ssmt.co2SavingsData.totalFuelEmissionOutputRate === undefined) {
               mod.ssmt.co2SavingsData.totalFuelEmissionOutputRate = ssmt.co2SavingsData.totalFuelEmissionOutputRate;
             }
           }
diff --git a/src/app/waste-water/add-modification-modal/add-modification-modal.component.ts b/src/app/waste-water/add-modification-modal/add-modification-modal.component.ts
index 9f7e211858..75bd22fc56 100644
--- a/src/app/waste-water/add-modification-modal/add-modification-modal.component.ts
+++ b/src/app/waste-water/add-modification-modal/add-modification-modal.component.ts
@@ -37,6 +37,7 @@ export class AddModificationModalComponent implements OnInit {
   addModification() {
     let wasteWater: WasteWater = this.wasteWaterService.wasteWater.getValue();
     let modification: WasteWaterData = JSON.parse(JSON.stringify(wasteWater.baselineData));
+    modification.co2SavingsData.userEnteredModificationEmissions = modification.co2SavingsData.userEnteredBaselineEmissions; 
     modification.exploreOpportunities = (this.assessmentTab == 'explore-opportunities');
     modification.name = this.newModificationName;
     modification.id = Math.random().toString(36).substr(2, 9);
diff --git a/src/app/waste-water/explore-opportunities/explore-opportunities-form/explore-opportunities-form.component.ts b/src/app/waste-water/explore-opportunities/explore-opportunities-form/explore-opportunities-form.component.ts
index 4cfb8127c0..08df9da913 100644
--- a/src/app/waste-water/explore-opportunities/explore-opportunities-form/explore-opportunities-form.component.ts
+++ b/src/app/waste-water/explore-opportunities/explore-opportunities-form/explore-opportunities-form.component.ts
@@ -54,6 +54,7 @@ export class ExploreOpportunitiesFormComponent implements OnInit {
   addNewMod() {
     let wasteWater: WasteWater = this.wasteWaterService.wasteWater.getValue();
     let modification: WasteWaterData = JSON.parse(JSON.stringify(wasteWater.baselineData));
+    modification.co2SavingsData.userEnteredModificationEmissions = modification.co2SavingsData.userEnteredBaselineEmissions; 
     modification.exploreOpportunities = true;
     modification.name = 'Scenario ' + (wasteWater.modifications.length + 1);
     modification.id = Math.random().toString(36).substr(2, 9);
diff --git a/src/app/waste-water/explore-opportunities/explore-opportunities.component.ts b/src/app/waste-water/explore-opportunities/explore-opportunities.component.ts
index f6c4110296..80aa2a9556 100644
--- a/src/app/waste-water/explore-opportunities/explore-opportunities.component.ts
+++ b/src/app/waste-water/explore-opportunities/explore-opportunities.component.ts
@@ -41,6 +41,7 @@ export class ExploreOpportunitiesComponent implements OnInit {
   addExploreOpp() {
     let wasteWater: WasteWater = this.wasteWaterService.wasteWater.getValue();
     let modification: WasteWaterData = JSON.parse(JSON.stringify(wasteWater.baselineData));
+    modification.co2SavingsData.userEnteredModificationEmissions = modification.co2SavingsData.userEnteredBaselineEmissions; 
     modification.exploreOpportunities = true;
     modification.name = 'Scenario ' + (wasteWater.modifications.length + 1);
     modification.id = Math.random().toString(36).substr(2, 9);
diff --git a/src/app/waste-water/modification-list-modal/modification-list-modal.component.ts b/src/app/waste-water/modification-list-modal/modification-list-modal.component.ts
index c5f337d13d..4af0f66ff1 100644
--- a/src/app/waste-water/modification-list-modal/modification-list-modal.component.ts
+++ b/src/app/waste-water/modification-list-modal/modification-list-modal.component.ts
@@ -114,6 +114,7 @@ export class ModificationListModalComponent implements OnInit {
 
   addNewModification() {
     let modification: WasteWaterData = JSON.parse(JSON.stringify(this.wasteWater.baselineData));
+    modification.co2SavingsData.userEnteredModificationEmissions = modification.co2SavingsData.userEnteredBaselineEmissions; 
     modification.name = this.newModificationName;
     modification.id = Math.random().toString(36).substr(2, 9);
     this.wasteWater.modifications.push(modification);