diff --git a/app/lib/region.rb b/app/lib/region.rb
new file mode 100644
index 0000000..6bada9d
--- /dev/null
+++ b/app/lib/region.rb
@@ -0,0 +1,23 @@
+class Region
+  attr_reader :id
+
+  def self.current
+    new(Rails.configuration.x.region)
+  end
+
+  def initialize(id)
+    @id = id.to_i
+  end
+
+  def name
+    I18n.t(key, scope: "regions")
+  end
+
+  def key
+    %w[pen can bal ceu mel][id - 1]
+  end
+
+  def esios
+    [8741, 8742, 8743, 8744, 8745][id - 1]
+  end
+end
diff --git a/app/services/esios/import.rb b/app/services/esios/import.rb
index 27083d0..c22279e 100644
--- a/app/services/esios/import.rb
+++ b/app/services/esios/import.rb
@@ -5,7 +5,7 @@ def indicator_id
     end
 
     def geo_id
-      Rails.configuration.x.esios.zone
+      Region.current.esios
     end
   end
 end
diff --git a/config/application.rb b/config/application.rb
index c563939..a835e13 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -26,13 +26,15 @@ class Application < Rails::Application
     # Application Timezone
     config.time_zone = ENV.fetch("TZ", "Europe/Madrid")
 
+    # Application Region
+    config.x.region = ENV.fetch("SOLARIS_REGION", "1").to_i
+
     # Intervals
-    config.x.intervals.loop = ENV.fetch("SOLARIS_LOOP_INTERVAL", 30).to_i
-    config.x.intervals.archive = ENV.fetch("SOLARIS_ARCHIVE_INTERVAL", 300).to_i
+    config.x.intervals.loop = ENV.fetch("SOLARIS_LOOP_INTERVAL", "30").to_i
+    config.x.intervals.archive = ENV.fetch("SOLARIS_ARCHIVE_INTERVAL", "300").to_i
 
     # ESIOS
     config.x.esios.api_key = ENV.fetch("ESIOS_API_KEY", nil)
-    config.x.esios.zone = ENV.fetch("ESIOS_ZONE", 8741)
 
     # Protocol
     config.x.protocol = ENV.fetch("SOLARIS_PROTOCOL", nil)
diff --git a/config/locales/es.yml b/config/locales/es.yml
index 521743d..426e788 100644
--- a/config/locales/es.yml
+++ b/config/locales/es.yml
@@ -1,2 +1,8 @@
 es:
-  hello: "Hola mundo!"
+  regions:
+    pen: "Península"
+    can: "Islas Canarias"
+    bal: "Islas Baleares"
+    ceu: "Ceuta"
+    mel: "Melilla"
+
diff --git a/test/lib/region_test.rb b/test/lib/region_test.rb
new file mode 100644
index 0000000..5e09db0
--- /dev/null
+++ b/test/lib/region_test.rb
@@ -0,0 +1,55 @@
+require "test_helper"
+
+class RegionTest < ActiveSupport::TestCase
+  test "with default region" do
+    assert_equal 1, Region.current.id
+    assert_equal "pen", Region.current.key
+    assert_equal "Península", Region.current.name
+    assert_equal 8741, Region.current.esios
+  end
+
+  test "with region 1" do
+    Rails.configuration.x.with(region: 1) do
+      assert_equal 1, Region.current.id
+      assert_equal "pen", Region.current.key
+      assert_equal "Península", Region.current.name
+      assert_equal 8741, Region.current.esios
+    end
+  end
+
+  test "with region 2" do
+    Rails.configuration.x.with(region: 2) do
+      assert_equal 2, Region.current.id
+      assert_equal "can", Region.current.key
+      assert_equal "Islas Canarias", Region.current.name
+      assert_equal 8742, Region.current.esios
+    end
+  end
+
+  test "with region 3" do
+    Rails.configuration.x.with(region: 3) do
+      assert_equal 3, Region.current.id
+      assert_equal "bal", Region.current.key
+      assert_equal "Islas Baleares", Region.current.name
+      assert_equal 8743, Region.current.esios
+    end
+  end
+
+  test "with region 4" do
+    Rails.configuration.x.with(region: 4) do
+      assert_equal 4, Region.current.id
+      assert_equal "ceu", Region.current.key
+      assert_equal "Ceuta", Region.current.name
+      assert_equal 8744, Region.current.esios
+    end
+  end
+
+  test "with region 5" do
+    Rails.configuration.x.with(region: 5) do
+      assert_equal 5, Region.current.id
+      assert_equal "mel", Region.current.key
+      assert_equal "Melilla", Region.current.name
+      assert_equal 8745, Region.current.esios
+    end
+  end
+end