diff --git a/alembic/versions/21dc1dc045b8_.py b/alembic/versions/21dc1dc045b8_.py
new file mode 100644
index 0000000..7c91fe8
--- /dev/null
+++ b/alembic/versions/21dc1dc045b8_.py
@@ -0,0 +1,29 @@
+"""empty message
+
+Revision ID: 21dc1dc045b8
+Revises: 74c576cf9560
+Create Date: 2024-10-10 20:32:12.579725
+
+"""
+
+from typing import Sequence, Union
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision: str = "21dc1dc045b8"
+down_revision: Union[str, None] = "74c576cf9560"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    with op.batch_alter_table("logentry", schema=None) as batch_op:
+        batch_op.add_column(sa.Column("environment", sa.String(length=64), nullable=True))
+
+
+def downgrade() -> None:
+    with op.batch_alter_table("logentry", schema=None) as batch_op:
+        batch_op.drop_column("environment")
diff --git a/app/models/entry.py b/app/models/entry.py
index 5a6732e..25aeda4 100644
--- a/app/models/entry.py
+++ b/app/models/entry.py
@@ -23,6 +23,7 @@ class LogEntry(Base):
     application = Column(
         UUID(as_uuid=True), ForeignKey("application.id", ondelete="CASCADE"), nullable=False
     )
+    environment = Column(String(64), nullable=True, default="prod")
     # type of the log entry
     l_type = Column(Enum(LogType), nullable=False, default=LogType.INFO)
     # type of the transaction
diff --git a/app/routes/entry.py b/app/routes/entry.py
index e7090ec..a072917 100644
--- a/app/routes/entry.py
+++ b/app/routes/entry.py
@@ -73,6 +73,7 @@ async def get_logs(
     filters: FilterValues = Depends(
         create_filters(
             created_by_id=str,
+            environment=str,
             l_type=LogType,
             t_type=TransactionType,
             application=UUID,
diff --git a/app/schema/entry.py b/app/schema/entry.py
index 86ce7df..a7fd04c 100644
--- a/app/schema/entry.py
+++ b/app/schema/entry.py
@@ -6,6 +6,7 @@ from pydantic.json_schema import SkipJsonSchema
 
 class LogIN(BaseSchemaModelIN):
     application: UUID
+    environment: str = "prod"
     l_type: LogType = LogType.INFO
     t_type: TransactionType = TransactionType.UNDEFINED
 
diff --git a/app/test_main.py b/app/test_main.py
index 4ce02e2..8fcf5cb 100644
--- a/app/test_main.py
+++ b/app/test_main.py
@@ -24,14 +24,25 @@ def app_context(self, name: str = "Testing"):
 @contextlib.contextmanager
 def log_examples(self):
     LOG_EXAMPLES = [
-        {"l_type": "info", "t_type": "create", "message": "User Max Mustermann created"},
-        {"l_type": "info", "t_type": "update", "message": "User Max Mustermann updated"},
+        {
+            "l_type": "info",
+            "t_type": "create",
+            "message": "User Max Mustermann created",
+            "environment": "dev",
+        },
+        {
+            "l_type": "info",
+            "t_type": "update",
+            "message": "User Max Mustermann updated",
+            "environment": "dev",
+        },
         {
             "l_type": "info",
             "t_type": "create",
             "author": "auth|max_muster",
             "message": "User Max Mustermann created a Unit",
             "object_reference": "1",
+            "environment": "dev",
         },
         {
             "l_type": "info",
@@ -40,8 +51,14 @@ def log_examples(self):
             "message": "User Max Mustermann updated Unit 1",
             "object_reference": "1",
             "previous_object": {"name": "Unit 1"},
+            "environment": "prod",
+        },
+        {
+            "l_type": "warning",
+            "t_type": "delete",
+            "message": "User Max Mustermann deleted",
+            "environment": "prod",
         },
-        {"l_type": "warning", "t_type": "delete", "message": "User Max Mustermann deleted"},
     ]
     with app_context(self) as app_id:
         for entry in LOG_EXAMPLES:
@@ -129,6 +146,7 @@ class TestAPI:
             assert re["t_type"] == "undefined"
             assert re["message"] == None
             assert re["author"] == "system"
+            assert re["environment"] == "prod"
             assert re["object_reference"] == None
             assert re["previous_object"] == None
             assert re["created_by_id"] == CURRENT_USER
@@ -211,3 +229,13 @@ class TestAPI:
             re = self.c.get("/log/?author%5Bne%5D=auth|max_muster")
             assert re["total"] == 3
             assert len(re["results"]) == 3
+
+            # environment
+            re = self.c.get("/log/?environment=dev")
+            assert re["total"] == 3
+            assert len(re["results"]) == 3
+
+            # application and environment
+            re = self.c.get("/log/?application=" + app_id + "&environment=prod")
+            assert re["total"] == 2
+            assert len(re["results"]) == 2