diff --git a/growbox.yaml b/growbox.yaml
index c6c54844a29ee57cecb33fbd3ff0289dc6b79a9c..da42c5e848d13a03fb001af7ba9f3a5a1b8522b0 100644
--- a/growbox.yaml
+++ b/growbox.yaml
@@ -30,4 +30,4 @@ packages:
   water_sts35:    !include packages/water_sts35.yaml
   dosing:         !include packages/dosing.yaml
   dosing_pca9685: !include packages/dosing_pca9685.yaml
-  level:          !include packages/level.yaml
+  water_level:    !include packages/water_level.yaml
diff --git a/packages/level.yaml b/packages/water_level.yaml
similarity index 52%
rename from packages/level.yaml
rename to packages/water_level.yaml
index 00509d3a85ce08924df27675871581a6cf6d5e30..001f7f43a44511d9d97c30b9825e1e7ace923779 100644
--- a/packages/level.yaml
+++ b/packages/water_level.yaml
@@ -1,13 +1,18 @@
 substitutions:
-  waterlevel_current_init: '4.06' # mA at 0mm
+  waterlevel_current_empty_system: '3.75' # mA at 0mm
+  waterlevel_current_empty_tank: '3.11' # mA at 0mm
   waterlevel_range: '1000' # mm
   waterlevel_density: '1' # water
 
 globals:
-  - id: waterlevel_current_init
+  - id: waterlevel_current_empty_system
     type: float
     restore_value: yes
-    initial_value: ${waterlevel_current_init}
+    initial_value: ${waterlevel_current_empty_system}
+  - id: waterlevel_current_empty_tank
+    type: float
+    restore_value: yes
+    initial_value: ${waterlevel_current_empty_tank}
   - id: waterlevel_range
     type: float
     restore_value: yes
@@ -24,61 +29,61 @@ ads1115:
 sensor:
   - platform: ads1115
     ads1115_id: ads1115_waterlevel
-    id: waterlevel_tank_voltage
+    id: waterlevel_voltage_system
     internal: true
-    #name: "Waterlevel Tank: Voltage"
-    multiplexer: 'A0_GND'
+    #name: "Waterlevel System: Voltage"
+    multiplexer: 'A1_GND'
     gain: 4.096 # max: 3.0V
     update_interval: 5s
     accuracy_decimals: 5
     <<: !include filter.yaml
   - platform: ads1115
     ads1115_id: ads1115_waterlevel
-    id: waterlevel_system_voltage
+    id: waterlevel_voltage_tank
     internal: true
-    #name: "Waterlevel System: Voltage"
-    multiplexer: 'A1_GND'
+    #name: "Waterlevel Tank: Voltage"
+    multiplexer: 'A0_GND'
     gain: 4.096 # max: 3.0V
     update_interval: 5s
     accuracy_decimals: 5
     <<: !include filter.yaml
 
-  # - platform: template
-  #   name: "Waterlevel System: Current"
-  #   id: waterlevel_tank_current
-  #   unit_of_measurement: "mA"
-  #   accuracy_decimals: 2
-  #   update_interval: 5s
-  #   lambda: !lambda 'return id(waterlevel_tank_voltage).state * 1024.0 / 120.0;' # V->mV, Sense Resistor: 120ohm'
-  # - platform: template
-  #   name: "Waterlevel Tank: Current"
-  #   id: waterlevel_system_current
-  #   unit_of_measurement: "mA"
-  #   accuracy_decimals: 2
-  #   update_interval: 5s
-  #   lambda: !lambda 'return id(waterlevel_system_voltage).state * 1024.0 / 120.0;'  # V->mV, Sense Resistor: 120ohm
+  - platform: template
+    id: waterlevel_current_system
+    # name: "Waterlevel System: Current"
+    unit_of_measurement: "mA"
+    accuracy_decimals: 2
+    update_interval: 5s
+    lambda: !lambda 'return id(waterlevel_voltage_system).state * 1024.0 / 120.0;' # V->mV, Sense Resistor: 120ohm'
+  - platform: template
+    id: waterlevel_current_tank
+    #name: "Waterlevel Tank: Current"
+    unit_of_measurement: "mA"
+    accuracy_decimals: 2
+    update_interval: 5s
+    lambda: !lambda 'return id(waterlevel_voltage_tank).state * 1024.0 / 120.0;'  # V->mV, Sense Resistor: 120ohm
 
   - platform: template
-    name: "Waterlevel: Tank"
-    id: waterlevel_tank
+    name: "Waterlevel: System"
+    id: waterlevel_system
     unit_of_measurement: "cm"
     accuracy_decimals: 2
     update_interval: 5s
     <<: !include filter.yaml
     lambda: |-
-      float dataCurrent = id(waterlevel_tank_voltage).state * 1024.0 / 120.0;  // Sense Resistor: 120ohm
-      float depth = (dataCurrent - id(waterlevel_current_init)) * (id(waterlevel_range) / id(waterlevel_density) / 16.0) / 10;
+      float dataCurrent = id(waterlevel_voltage_system).state * 1024.0 / 120.0;  // Sense Resistor: 120ohm
+      float depth = (dataCurrent - id(waterlevel_current_empty_system)) * (id(waterlevel_range) / id(waterlevel_density) / 16.0) / 10;
       return depth;
   - platform: template
-    name: "Waterlevel: System"
-    id: waterlevel_system
+    name: "Waterlevel: Tank"
+    id: waterlevel_tank
     unit_of_measurement: "cm"
     accuracy_decimals: 2
     update_interval: 5s
     <<: !include filter.yaml
     lambda: |-
-      float dataCurrent = id(waterlevel_system_voltage).state * 1024.0 / 120.0; // Sense Resistor: 120ohm
-      float depth = (dataCurrent - id(waterlevel_current_init)) * (id(waterlevel_range) / id(waterlevel_density) / 16.0) / 10;
+      float dataCurrent = id(waterlevel_voltage_tank).state * 1024.0 / 120.0; // Sense Resistor: 120ohm
+      float depth = (dataCurrent - id(waterlevel_current_empty_tank)) * (id(waterlevel_range) / id(waterlevel_density) / 16.0) / 10;
       return depth;
 
 prometheus: