diff --git a/web/static/css/style.css b/web/static/css/style.css
index d453400..a27e600 100644
--- a/web/static/css/style.css
+++ b/web/static/css/style.css
@@ -300,6 +300,18 @@ a {
 }
 /* about end */
 
+/* maintenance start */
+.maintenance-wrap {
+    background-color: rgb(219, 228, 209);
+    min-height: 100vh;
+    display: grid;
+    justify-content: center;
+    align-items: center;
+    text-align: center;
+    padding: 10px;
+}
+/* maintenance end */
+
 /* responsiv start */
 @media screen and (max-width: 1000px) {
     .content,
diff --git a/web/templates/maintenance.html b/web/templates/maintenance.html
new file mode 100644
index 0000000..e8b40e8
--- /dev/null
+++ b/web/templates/maintenance.html
@@ -0,0 +1,19 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link rel="shortcut icon" href="{{ url_for('static', filename='favicon.ico') }}">
+    <link rel="stylesheet" type="text/css" href="{{ url_for('static', filename='css/style.css') }}">
+    <title>AQI - Under Maintenance</title>
+</head>
+<body>
+    <div class="maintenance-wrap">
+        <div>
+            <h1>Under Maintenance</h1>
+            <p>Air Quality is taking a break and will be back soon.</p>
+        </div>
+    </div>
+</body>
+</html>
\ No newline at end of file
diff --git a/web/views.py b/web/views.py
index ab635eb..02a494c 100644
--- a/web/views.py
+++ b/web/views.py
@@ -21,6 +21,24 @@ matplotlib.use('Agg')
 # start up
 app = Flask(__name__)
 
+# maintenance mode
+is_maintenance_mode = bool(os.environ.get("MAINTENANCE"))
+@app.before_request
+def check_for_maintenance():
+    print(request.path)
+    ALLOW = ["/static/css/style.css", "/static/favicon.ico", "/static/font/Rubik-Bold.ttf", "/static/font/Rubik-Regular.ttf"]
+    if is_maintenance_mode and request.path not in ALLOW: 
+        # return redirect(url_for('maintenance'))
+        # Or alternatively, dont redirect 
+        # return 'Sorry, off for maintenance!', 503
+        return render_template('maintenance.html'), 503
+
+
+# @app.route('/maintenance')
+# def maintenance():
+#     return 'Sorry, off for maintenance!', 503
+
+
 CONFIG = get_config()
 auth = HTTPBasicAuth()
 aqi_user = CONFIG['aqi_monitor']
@@ -28,25 +46,26 @@ USER_DATA = {
     aqi_user['authUsername']: aqi_user['authPassword']
 }
 
-# initial export
-print('initial export')
-current_graph()
-nightly_graph()
-monthly_graph()
+if not is_maintenance_mode:
+    # initial export
+    print('initial export')
+    current_graph()
+    nightly_graph()
+    monthly_graph()
 
-# start scheduler
-timezone = os.environ.get("TZ")
-scheduler = BackgroundScheduler(timezone=timezone)
-scheduler.add_job(
-    current_graph, trigger="cron", minute='*/5', name='current_graph'
-)
-scheduler.add_job(
-    nightly_graph, trigger="cron", day='*', hour='1', minute='1', name='night'
-)
-scheduler.add_job(
-    monthly_graph, trigger="cron", day='*', hour='1', minute='2', name='month'
-)
-scheduler.start()
+    # start scheduler
+    timezone = os.environ.get("TZ")
+    scheduler = BackgroundScheduler(timezone=timezone)
+    scheduler.add_job(
+        current_graph, trigger="cron", minute='*/5', name='current_graph'
+    )
+    scheduler.add_job(
+        nightly_graph, trigger="cron", day='*', hour='1', minute='1', name='night'
+    )
+    scheduler.add_job(
+        monthly_graph, trigger="cron", day='*', hour='1', minute='2', name='month'
+    )
+    scheduler.start()
 
 
 @auth.verify_password
