diff --git a/src/analysis/deb_algorithm.py b/src/analysis/deb_algorithm.py
index d8cf969c..d50014e5 100644
--- a/src/analysis/deb_algorithm.py
+++ b/src/analysis/deb_algorithm.py
@@ -611,7 +611,7 @@ def _reconcile_recent_noaa_actual_highs(city_name: str, lookback_days: int = 14)
                 "showemptystations": 1,
                 "recent": recent_minutes,
                 "complete": 1,
-                "token": "7c76618b66c74aee913bdbae4b448bdd",
+                "token": os.environ.get("NOAA_WRH_MESO_TOKEN", ""),
                 "obtimezone": "local",
             },
             headers={
diff --git a/src/data_collection/weather_sources.py b/src/data_collection/weather_sources.py
index 218979c5..e59f73ef 100644
--- a/src/data_collection/weather_sources.py
+++ b/src/data_collection/weather_sources.py
@@ -251,7 +251,8 @@ class WeatherDataCollector(OpenMeteoCacheMixin, SettlementSourceMixin, MetarSour
         self.cwa_open_data_auth = (
             os.getenv("CWA_OPEN_DATA_AUTH")
             or os.getenv("CWA_OPEN_DATA_API_KEY")
-            or "rdec-key-123-45678-011121314"
+            or ""
+        )
         ).strip()
 
         # 磁盘持久化缓存：重启后即可加载上次的预报数据，避免冷启动请求爆发