diff --git a/perllib/FixMyStreet/App/Controller/Waste.pm b/perllib/FixMyStreet/App/Controller/Waste.pm
index 2283ef90994..f829e0eee2a 100644
--- a/perllib/FixMyStreet/App/Controller/Waste.pm
+++ b/perllib/FixMyStreet/App/Controller/Waste.pm
@@ -58,6 +58,11 @@ sub auto : Private {
     $c->stash->{staff_payments_allowed} = '';
     $c->cobrand->call_hook( 'waste_check_staff_payment_permissions' );
 
+    $c->cobrand->call_hook( 'waste_check_downtime' )
+        if $c->action ne 'waste/echo/receive_echo_event_notification'
+            && $c->action ne 'waste/pay'
+            && $c->action ne 'waste/pay_complete';
+
     return 1;
 }
 
diff --git a/perllib/FixMyStreet/Roles/Cobrand/Echo.pm b/perllib/FixMyStreet/Roles/Cobrand/Echo.pm
index 76dfa556529..c47f70e8b8a 100644
--- a/perllib/FixMyStreet/Roles/Cobrand/Echo.pm
+++ b/perllib/FixMyStreet/Roles/Cobrand/Echo.pm
@@ -6,6 +6,7 @@ use DateTime;
 use DateTime::Format::Strptime;
 use List::Util qw(min);
 use Moo::Role;
+use Path::Tiny;
 use POSIX qw(floor);
 # use Sort::Key::Natural qw(natkeysort_inplace);
 use FixMyStreet::DateRange;
@@ -32,8 +33,43 @@ requires 'waste_bulky_missed_blocked_codes';
 
 FixMyStreet::Roles::Cobrand::Echo - shared code between cobrands using an Echo backend
 
+=head2 waste_check_downtime
+
+Echo has regular periods of scheduled downtime; we record these
+in a file and check it here to show appropriate messaging.
+
 =cut
 
+sub waste_check_downtime {
+    my $self = shift;
+    my $c = $self->{c};
+
+    my $parser = DateTime::Format::W3CDTF->new;
+    my $now = DateTime->now->set_time_zone(FixMyStreet->local_time_zone);
+
+    my $cfg = $self->feature('echo');
+    my $downtime_csv = $cfg->{downtime_csv};
+    my @lines = eval { path(FixMyStreet->path_to($downtime_csv))->lines({ chomp => 1 }) };
+    foreach (@lines) {
+        my ($start, $end) = map { eval { $parser->parse_datetime($_) } } split /,/;
+        next unless $start && $end && $start < $end;
+        my $start_hour = $start->strftime('%l%P');
+        my $end_hour = $end->strftime('%l%P');
+        my $message = "Due to planned maintenance, this waste service will be unavailable from $start_hour until $end_hour.";
+
+        $end->add( minutes => 15 ); # Add a buffer, sometimes they go past their end time
+        if ($now >= $start && $now < $end) {
+            $message .= " Please accept our apologies for the disruption and try again later.";
+            $c->detach('/page_error', [ $message, 503 ]);
+        }
+
+        my $start_warning = $start->clone->subtract( hours => 2 );
+        if ($now >= $start_warning && $now < $start) {
+            $c->stash->{site_message_upcoming_downtime} = $message;
+        }
+    }
+}
+
 sub bin_day_format { '%A, %-d~~~ %B' }
 
 sub bin_addresses_for_postcode {
diff --git a/t/app/controller/waste_echo.t b/t/app/controller/waste_echo.t
index e9acf7e6d2e..39462921f52 100644
--- a/t/app/controller/waste_echo.t
+++ b/t/app/controller/waste_echo.t
@@ -1,3 +1,4 @@
+use Test::MockTime qw(set_fixed_time);
 use FixMyStreet::TestMech;
 
 my $mech = FixMyStreet::TestMech->new;
@@ -35,4 +36,56 @@ EOF
     }
 };
 
+subtest 'Echo downtime' => sub {
+    FixMyStreet::override_config {
+        ALLOWED_COBRANDS => 'merton',
+        COBRAND_FEATURES => {
+            waste => { merton => 1 },
+            echo => { merton => { downtime_csv => 't/fixtures/echo-downtime.csv' } },
+        },
+    }, sub {
+        my $now = DateTime->new( year => 2024, month => 7, day => 23, time_zone => FixMyStreet->local_time_zone );
+        subtest 'before a period' => sub {
+            $now->set_hour(16);
+            set_fixed_time($now->clone->set_time_zone('UTC'));
+            $mech->get_ok('/waste');
+            $mech->content_lacks('Due to planned maintenance');
+            $mech->content_lacks('Please accept our apologies');
+        };
+        subtest 'in warning period' => sub {
+            $now->set_hour(18);
+            set_fixed_time($now->clone->set_time_zone('UTC'));
+            $mech->get_ok('/waste');
+            $mech->content_contains('Due to planned maintenance');
+            $mech->content_contains('from  8pm until 11pm');
+            $mech->content_lacks('Please accept our apologies');
+        };
+        subtest 'in closure period' => sub {
+            $now->set_hour(20);
+            set_fixed_time($now->clone->set_time_zone('UTC'));
+            $mech->get('/waste');
+            is $mech->res->code, 503;
+            $mech->content_contains('Due to planned maintenance');
+            $mech->content_contains('from  8pm until 11pm');
+            $mech->content_contains('Please accept our apologies');
+        };
+        subtest 'end of closure period, in buffer' => sub {
+            $now->set_hour(23);
+            set_fixed_time($now->clone->set_time_zone('UTC'));
+            $mech->get('/waste');
+            is $mech->res->code, 503;
+            $mech->content_contains('Due to planned maintenance');
+            $mech->content_contains('from  8pm until 11pm');
+            $mech->content_contains('Please accept our apologies');
+        };
+        subtest 'after closure period buffer' => sub {
+            $now->set_minute(15);
+            set_fixed_time($now->clone->set_time_zone('UTC'));
+            $mech->get_ok('/waste');
+            $mech->content_lacks('Due to planned maintenance');
+            $mech->content_lacks('Please accept our apologies');
+        };
+    };
+};
+
 done_testing();
diff --git a/t/fixtures/echo-downtime.csv b/t/fixtures/echo-downtime.csv
new file mode 100644
index 00000000000..d99468baa36
--- /dev/null
+++ b/t/fixtures/echo-downtime.csv
@@ -0,0 +1,2 @@
+2024-07-16T20:00:00,2024-07-16T22:00:00
+2024-07-23T20:00:00,2024-07-23T23:00:00
diff --git a/templates/web/base/waste/header.html b/templates/web/base/waste/header.html
index 0e90e0ba7ef..d38cafef7f5 100644
--- a/templates/web/base/waste/header.html
+++ b/templates/web/base/waste/header.html
@@ -23,3 +23,8 @@
   [% site_message | html_para %]
 </div>
 [% END %]
+[% IF site_message_upcoming_downtime %]
+<div class="site-message">
+  [% site_message_upcoming_downtime | html_para %]
+</div>
+[% END %]