diff --git a/apps/enp/migrations/0002_auto_20240119_1053.py b/apps/enp/migrations/0002_auto_20240119_1053.py
index 36f5ebfa..1c9039d1 100644
--- a/apps/enp/migrations/0002_auto_20240119_1053.py
+++ b/apps/enp/migrations/0002_auto_20240119_1053.py
@@ -35,6 +35,7 @@ CREATE TABLE public.enp_envdata (
     "nox_rtd" float,
     "nox_zs" float,
     "o2" float,
+    "ammonia_e" float,
     CONSTRAINT enp_envdata_pkey PRIMARY KEY (timex, equipment_id)
 );
 SELECT create_hypertable('enp_envdata', 'timex');
diff --git a/apps/enp/models.py b/apps/enp/models.py
index 1ddc8fa3..7239e85c 100644
--- a/apps/enp/models.py
+++ b/apps/enp/models.py
@@ -72,6 +72,7 @@ class EnvData(models.Model):
         "nox_rtd",
         "nox_zs",
         "o2",
+        "ammonia_e"
     ]
 
     RUNING_STATE_CHOICES = ((10, "运行"), (20, "待机"), (30, "停机"), (40, "故障"), (50, "未知"))
@@ -94,6 +95,7 @@ class EnvData(models.Model):
     so2_zs = models.FloatField("二氧化硫折算(mg/m3)", null=True, blank=True)
     nox_rtd = models.FloatField("氮氧化物实测(mg/m3)", null=True, blank=True)
     nox_zs = models.FloatField("氮氧化物折算(mg/m3)", null=True, blank=True)
+    ammonia_e = models.FloatField("氨逃逸(mg/m3)", null=True, blank=True)
     o2 = models.FloatField("含氧量(%)", null=True, blank=True)
 
     class Meta: