diff --git a/app.py b/app.py
index 57e5d50..8d18b42 100644
--- a/app.py
+++ b/app.py
@@ -8,7 +8,7 @@ from pathlib import Path
 from models import service, log
 from typing import Any, Optional, cast
 import json
-from datetime import timedelta
+from datetime import datetime, timezone, timedelta
 from config import timeout
 
 
@@ -19,7 +19,7 @@ def prepare_chart_data(
     if len(logs) <= 0:  # Return empty if there are no logs
         return ([], [])
 
-    x = [logs[0].dateCreated.isoformat()]
+    x = [logs[0].dateCreatedUTC().isoformat()]
     y = [logs[0].ping]
 
     for i in range(1, len(logs)):
@@ -27,13 +27,13 @@ def prepare_chart_data(
         log2 = logs[i - 1]
 
         # Check if the gap in points exceeds a threshold
-        if (abs(log1.dateCreated - log2.dateCreated)) > timedelta(
+        if (abs(log1.dateCreatedUTC() - log2.dateCreatedUTC())) > timedelta(
             milliseconds=1.5 * (timeout + 1000)
         ):
-            x.append(log2.dateCreated.isoformat())
+            x.append(log2.dateCreatedUTC().isoformat())
             y.append(None)
 
-        x.append(log1.dateCreated.isoformat())
+        x.append(log1.dateCreatedUTC().isoformat())
         y.append(log1.ping)
     return (x, y)
 
@@ -83,10 +83,15 @@ def chart(id: int):
             return abort(code=403)
     x, y = prepare_chart_data(logs=logs)
 
+    now = datetime.now(timezone.utc)
+    max_ = now
+    min_ = now - timedelta(hours=1)
     return render_template(
         "chart.html",
         dates=x,
         values=json.dumps(y),
+        min=min_.isoformat(),
+        max=max_.isoformat(),
     )
 
 
diff --git a/mem/templates/chart.html b/mem/templates/chart.html
index 146c368..4690859 100644
--- a/mem/templates/chart.html
+++ b/mem/templates/chart.html
@@ -22,12 +22,19 @@
     const data = {
         labels: chartDates,
         datasets: [{
-            label: 'Example Data',
+            label: 'Ping',
             data: {{ values }},
         }]
     };
 
     const ctx = document.getElementById('myChart').getContext('2d');
+    // Current time in UTC
+    const nowUTC = new Date();
+
+    // One hour ago in UTC
+    const oneDayAgoUTC = new Date(nowUTC.getTime() - 24 * 60 * 60 * 1000);
+    const min = "{{ min }}"
+    const max = "{{ max }}"
     new Chart(ctx, {
         type: 'line',
         data: data,
@@ -36,8 +43,14 @@
                 x: {
                     type: 'time', // Important for datetime axis
                     time: {
-                        unit: 'day'
-                    }
+                        unit: 'hour',
+                        tooltipFormat: 'HH:mm:ss',
+                        displayFormats: {
+                            hour: 'HH:mm'
+                        }
+                    },
+                    min: min,
+                    max: max
                 }
             }
         }
diff --git a/models.py b/models.py
index c641e23..3818ebd 100644
--- a/models.py
+++ b/models.py
@@ -30,10 +30,13 @@ class log(db.Model):
             "log_id": self.id,
             "service_id": self.service_id,
             "ping": self.ping,
-            "dateCreated": self.dateCreated,
+            "dateCreated": self.dateCreatedUTC(),
             "timeout": self.timeout,
         }
 
+    def dateCreatedUTC(self) -> datetime:
+        return self.dateCreated.replace(tzinfo=timezone.utc)
+
 
 class service(db.Model):
     id: int = db.Column(db.Integer, primary_key=True)  # TODO: Switch to UUID
diff --git a/poll_services.py b/poll_services.py
index 525a320..505ceed 100644
--- a/poll_services.py
+++ b/poll_services.py
@@ -39,11 +39,7 @@ async def check_service(client: aiohttp.ClientSession, s: service) -> log:
     try:
         ctx = SimpleNamespace()
         status = await ping(client=client, s=s, ctx=ctx)
-        print(status)
-        print(vars(ctx))
         if status == 200:
-            print("test")
-            print(ctx.duration_ms)
             return log(service_id=s.id, ping=int(ctx.duration_ms))
         else:
             return log(service_id=s.id, ping=None)