diff --git a/ui/app/adapters/allocation.js b/ui/app/adapters/allocation.js
index 66ba70940..cbba94096 100644
--- a/ui/app/adapters/allocation.js
+++ b/ui/app/adapters/allocation.js
@@ -41,6 +41,11 @@ export default class AllocationAdapter extends Watchable {
       `/v1/client/allocation/${model.id}/checks`
     );
     const data = await res.json();
+    // Append allocation ID to each check
+    Object.values(data).forEach((check) => {
+      check.Alloc = model.id;
+      check.Timestamp = check.Timestamp * 1000; // Convert to milliseconds
+    });
     return data;
   }
 }
diff --git a/ui/app/components/allocation-service-sidebar.hbs b/ui/app/components/allocation-service-sidebar.hbs
index ada404772..73a556065 100644
--- a/ui/app/components/allocation-service-sidebar.hbs
+++ b/ui/app/components/allocation-service-sidebar.hbs
@@ -86,8 +86,8 @@
 				</div>
 			</div>
 		</div>
-		{{#if @service.mostRecentChecks.length}}
-			<ListTable class="health-checks" @source={{@service.mostRecentChecks}} as |t|>
+		{{#if this.checks.length}}
+			<ListTable class="health-checks" @source={{this.checks}} as |t|>
 				<t.head>
 					<th>
 						Name
diff --git a/ui/app/components/allocation-service-sidebar.js b/ui/app/components/allocation-service-sidebar.js
index a66d3ff62..eae004e83 100644
--- a/ui/app/components/allocation-service-sidebar.js
+++ b/ui/app/components/allocation-service-sidebar.js
@@ -32,10 +32,22 @@ export default class AllocationServiceSidebarComponent extends Component {
   }
 
   get aggregateStatus() {
-    return this.args.service?.mostRecentChecks?.any(
-      (check) => check.Status === 'failure'
-    )
+    return this.checks.any((check) => check.Status === 'failure')
       ? 'Unhealthy'
       : 'Healthy';
   }
+
+  get checks() {
+    if (!this.args.service || !this.args.allocation) return [];
+    let allocID = this.args.allocation.id;
+    // Our UI checks run every 2 seconds; but a check itself may only update every, say, minute.
+    // Therefore, we'll have duplicate checks in a service's healthChecks array.
+    // Only get the most recent check for each check.
+    return (this.args.service.healthChecks || [])
+      .filterBy('Alloc', allocID)
+      .sortBy('Timestamp')
+      .reverse()
+      .uniqBy('Check')
+      .sortBy('Check');
+  }
 }
diff --git a/ui/app/controllers/allocations/allocation/index.js b/ui/app/controllers/allocations/allocation/index.js
index d3e4d5a9e..a81f866b1 100644
--- a/ui/app/controllers/allocations/allocation/index.js
+++ b/ui/app/controllers/allocations/allocation/index.js
@@ -71,7 +71,7 @@ export default class IndexController extends Controller.extend(Sortable) {
 
   @union('taskServices', 'groupServices') services;
 
-  @computed('model.healthChecks.{}', 'services')
+  @computed('model.{healthChecks,id}', 'services')
   get servicesWithHealthChecks() {
     return this.services.map((service) => {
       if (this.model.healthChecks) {
@@ -83,19 +83,15 @@ export default class IndexController extends Controller.extend(Sortable) {
             return currentServiceName === service.refID;
           }
         );
-        // Only append those healthchecks whose timestamps are not already found in service.healthChecks
         healthChecks.forEach((check) => {
-          if (
-            !service.healthChecks.find(
-              (sc) =>
-                sc.Check === check.Check && sc.Timestamp === check.Timestamp
-            )
-          ) {
-            service.healthChecks.pushObject(check);
-            service.healthChecks = [...service.healthChecks.slice(-10)];
-          }
+          service.healthChecks.pushObject(check);
         });
       }
+      // Contextualize healthchecks for the allocation we're in
+      service.healthChecks = service.healthChecks.filterBy(
+        'Alloc',
+        this.model.id
+      );
       return service;
     });
   }
diff --git a/ui/app/serializers/service-fragment.js b/ui/app/serializers/service-fragment.js
index bd74d87e5..d4f7df6fe 100644
--- a/ui/app/serializers/service-fragment.js
+++ b/ui/app/serializers/service-fragment.js
@@ -3,9 +3,5 @@ import classic from 'ember-classic-decorator';
 
 @classic
 export default class ServiceFragmentSerializer extends ApplicationSerializer {
-  attrs = {
-    connect: 'Connect',
-  };
-
   arrayNullOverrides = ['Tags'];
 }
diff --git a/ui/tests/acceptance/allocation-detail-test.js b/ui/tests/acceptance/allocation-detail-test.js
index a85fb13ce..14807f176 100644
--- a/ui/tests/acceptance/allocation-detail-test.js
+++ b/ui/tests/acceptance/allocation-detail-test.js
@@ -627,7 +627,7 @@ module('Acceptance | allocation detail (services)', function (hooks) {
     server.createList('agent', 3, 'withConsulLink', 'withVaultLink');
     server.createList('node', 5);
     server.createList('job', 1, { createRecommendations: true });
-    server.create('job', {
+    const job = server.create('job', {
       withGroupServices: true,
       withTaskServices: true,
       name: 'Service-haver',
@@ -635,12 +635,16 @@ module('Acceptance | allocation detail (services)', function (hooks) {
       namespaceId: 'default',
     });
 
+    const currentAlloc = server.db.allocations.findBy({ jobId: job.id });
+    const otherAlloc = server.db.allocations.reject((j) => j.jobId !== job.id);
+
     server.db.serviceFragments.update({
       healthChecks: [
         {
           Status: 'success',
           Check: 'check1',
           Timestamp: 99,
+          Alloc: currentAlloc.id,
         },
         {
           Status: 'failure',
@@ -649,18 +653,30 @@ module('Acceptance | allocation detail (services)', function (hooks) {
           propThatDoesntMatter:
             'this object will be ignored, since it shared a Check name with a later one.',
           Timestamp: 98,
+          Alloc: currentAlloc.id,
         },
         {
           Status: 'success',
           Check: 'check2',
           Output: 'Two',
           Timestamp: 99,
+          Alloc: currentAlloc.id,
         },
         {
           Status: 'failure',
           Check: 'check3',
           Output: 'Oh no!',
           Timestamp: 99,
+          Alloc: currentAlloc.id,
+        },
+        {
+          Status: 'success',
+          Check: 'check3',
+          Output: 'Wont be seen',
+          propThatDoesntMatter:
+            'this object will be ignored, in spite of its later timestamp, since it exists on a different alloc',
+          Timestamp: 100,
+          Alloc: otherAlloc.id,
         },
       ],
     });
@@ -669,7 +685,6 @@ module('Acceptance | allocation detail (services)', function (hooks) {
   test('Allocation has a list of services with active checks', async function (assert) {
     await visit('jobs/service-haver@default');
     await click('.allocation-row');
-
     assert.dom('[data-test-service]').exists();
     assert.dom('.service-sidebar').exists();
     assert.dom('.service-sidebar').doesNotHaveClass('open');
diff --git a/ui/tests/unit/controllers/allocations/allocation/index-test.js b/ui/tests/unit/controllers/allocations/allocation/index-test.js
index c68f70f39..451864ac7 100644
--- a/ui/tests/unit/controllers/allocations/allocation/index-test.js
+++ b/ui/tests/unit/controllers/allocations/allocation/index-test.js
@@ -9,8 +9,7 @@ module('Unit | Controller | allocations/allocation/index', function (hooks) {
       let controller = this.owner.lookup(
         'controller:allocations/allocation/index'
       );
-
-      controller.set('model', Allocation);
+      controller.set('model', JSON.parse(JSON.stringify(Allocation)));
 
       const groupFakePy = {
         refID: 'fakepy-group-fake-py',
@@ -95,12 +94,11 @@ module('Unit | Controller | allocations/allocation/index', function (hooks) {
       );
     });
 
-    test('it handles duplicate names', function (assert) {
+    test('it handles duplicate names', async function (assert) {
       let controller = this.owner.lookup(
         'controller:allocations/allocation/index'
       );
-
-      controller.set('model', Allocation);
+      controller.set('model', JSON.parse(JSON.stringify(Allocation)));
 
       const groupDupe = {
         refID: 'fakepy-duper',
@@ -229,6 +227,7 @@ var Allocation = {
   healthChecks: {
     c97fda942e772b43a5a537e5b0c8544c: {
       Check: 'service: "task-fake-py" check',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: 'c97fda942e772b43a5a537e5b0c8544c',
       Mode: 'healthiness',
@@ -241,6 +240,7 @@ var Allocation = {
     },
     '2e1bfc8ecc485ee86b972ae08e890152': {
       Check: 'task-happy',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: '2e1bfc8ecc485ee86b972ae08e890152',
       Mode: 'healthiness',
@@ -253,6 +253,7 @@ var Allocation = {
     },
     '6162723ab20b268c25eda69b400dc9c6': {
       Check: 'task-sad',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: '6162723ab20b268c25eda69b400dc9c6',
       Mode: 'healthiness',
@@ -266,6 +267,7 @@ var Allocation = {
     },
     a4a7050175a2b236edcf613cb3563753: {
       Check: 'task-sad2',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: 'a4a7050175a2b236edcf613cb3563753',
       Mode: 'healthiness',
@@ -279,6 +281,7 @@ var Allocation = {
     },
     '2dfe58eb841bdfa704f0ae9ef5b5af5e': {
       Check: 'tcp_probe',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: '2dfe58eb841bdfa704f0ae9ef5b5af5e',
       Mode: 'readiness',
@@ -290,6 +293,7 @@ var Allocation = {
     },
     '69021054964f4c461b3c4c4f456e16a8': {
       Check: 'happy',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: '69021054964f4c461b3c4c4f456e16a8',
       Mode: 'healthiness',
@@ -301,6 +305,7 @@ var Allocation = {
     },
     '913f5b725ceecdd5ff48a9a51ddf8513': {
       Check: 'sad',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: '913f5b725ceecdd5ff48a9a51ddf8513',
       Mode: 'healthiness',
@@ -313,6 +318,7 @@ var Allocation = {
     },
     bloop: {
       Check: 'is-alive',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: 'bloop',
       Mode: 'healthiness',
@@ -323,6 +329,7 @@ var Allocation = {
     },
     'group-dupe': {
       Check: 'is-alive',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: 'group-dupe',
       Mode: 'healthiness',
@@ -333,6 +340,7 @@ var Allocation = {
     },
     'task-dupe': {
       Check: 'is-alive',
+      Alloc: 'my-alloc',
       Group: 'trying-multi-dupes.fakepy[1]',
       ID: 'task-dupe',
       Mode: 'healthiness',
@@ -342,7 +350,7 @@ var Allocation = {
       Timestamp: 1662131947,
     },
   },
-
+  id: 'my-alloc',
   states: [
     {
       Name: 'http.server',