diff --git a/integration_tests/tests/conftest.py b/integration_tests/tests/conftest.py
index 257854ccf..579c5f70e 100644
--- a/integration_tests/tests/conftest.py
+++ b/integration_tests/tests/conftest.py
@@ -6,7 +6,7 @@
 import pytest
 import yaml
 from dbt.version import __version__ as dbt_version
-from dbt_project import DbtProject
+from dbt_project import PYTEST_XDIST_WORKER, SCHEMA_NAME_SUFFIX, DbtProject
 from elementary.clients.dbt.factory import RunnerMethod
 from env import Environment
 from logger import get_logger
@@ -90,10 +90,17 @@ def init_tests_env(
 ):
     env = Environment(target, project_dir_copy, runner_method)
     if not skip_init:
-        logger.info("Initializing test environment")
+        logger.info(
+            "Initializing test environment (worker=%s, schema_suffix='%s')",
+            PYTEST_XDIST_WORKER or "main",
+            SCHEMA_NAME_SUFFIX,
+        )
         env.clear()
         env.init()
-        logger.info("Initialization complete")
+        logger.info(
+            "Initialization complete (worker=%s)",
+            PYTEST_XDIST_WORKER or "main",
+        )
 
     yield
 
diff --git a/integration_tests/tests/data_seeder.py b/integration_tests/tests/data_seeder.py
index dfba10100..f89c0c5eb 100644
--- a/integration_tests/tests/data_seeder.py
+++ b/integration_tests/tests/data_seeder.py
@@ -29,7 +29,21 @@ def seed(self, data: List[dict], table_name: str) -> Generator[None, None, None]
                 writer.writeheader()
                 writer.writerows(data)
                 seed_file.flush()
-                self.dbt_runner.seed(select=str(relative_seed_path), full_refresh=True)
+                success = self.dbt_runner.seed(
+                    select=str(relative_seed_path), full_refresh=True
+                )
+                if not success:
+                    logger.error(
+                        "dbt seed failed for '%s'. This usually means the "
+                        "target schema does not exist or could not be created. "
+                        "Downstream queries will fail with "
+                        "TABLE_OR_VIEW_NOT_FOUND.",
+                        table_name,
+                    )
+                    raise RuntimeError(
+                        f"dbt seed failed for '{table_name}'. Check the dbt "
+                        f"output above for the root cause (e.g. SCHEMA_NOT_FOUND)."
+                    )
 
                 yield
         finally:
diff --git a/integration_tests/tests/env.py b/integration_tests/tests/env.py
index b5d108d25..0ed9f7c5e 100644
--- a/integration_tests/tests/env.py
+++ b/integration_tests/tests/env.py
@@ -2,6 +2,9 @@
 
 import dbt_project
 from elementary.clients.dbt.factory import RunnerMethod
+from logger import get_logger
+
+logger = get_logger(__name__)
 
 
 class Environment:
@@ -22,5 +25,27 @@ def clear(self):
             self.dbt_runner.run_operation("elementary_tests.clear_env")
 
     def init(self):
-        self.dbt_runner.run(selector="init")
-        self.dbt_runner.run(select="elementary")
+        init_success = self.dbt_runner.run(selector="init")
+        if not init_success:
+            logger.error(
+                "Environment init failed: 'dbt run --selector init' returned "
+                "failure. The target schema may not have been created. "
+                "Subsequent seeds and queries will likely fail with "
+                "SCHEMA_NOT_FOUND or TABLE_OR_VIEW_NOT_FOUND."
+            )
+            raise RuntimeError(
+                "Test environment initialization failed during "
+                "'dbt run --selector init'. Check the dbt output above "
+                "for the root cause."
+            )
+        elementary_success = self.dbt_runner.run(select="elementary")
+        if not elementary_success:
+            logger.error(
+                "Environment init failed: 'dbt run --select elementary' "
+                "returned failure. Elementary models may not be available."
+            )
+            raise RuntimeError(
+                "Test environment initialization failed during "
+                "'dbt run --select elementary'. Check the dbt output "
+                "above for the root cause."
+            )