diff --git a/config.default.yaml b/config.default.yaml
index 1885a8d0..3fd187c6 100644
--- a/config.default.yaml
+++ b/config.default.yaml
@@ -139,6 +139,8 @@ sector:
   'dac' : True
   'co2_vent' : True
   'SMR' : True
+  'co2_sequestration_potential' : 200  #MtCO2/a sequestration potential for Europe
+  'co2_sequestration_cost' : 20   #EUR/tCO2 for transport and sequestration of CO2
   'ccs_fraction' : 0.9
   'hydrogen_underground_storage' : True
   'use_fischer_tropsch_waste_heat' : True
diff --git a/scripts/prepare_sector_network.py b/scripts/prepare_sector_network.py
index 7105f806..20115c34 100644
--- a/scripts/prepare_sector_network.py
+++ b/scripts/prepare_sector_network.py
@@ -193,12 +193,10 @@ def add_co2_tracking(n):
            location="EU",
            carrier="co2 stored")
 
-    #TODO move cost to data/costs.csv
-    #TODO move maximum somewhere more transparent
     n.madd("Store",["co2 stored"],
-           e_nom_extendable = True,
-           e_nom_max=2e8,
-           capital_cost=20.,
+           e_nom_extendable=True,
+           e_nom_max=options['co2_sequestration_potential']*1e6,
+           capital_cost=options['co2_sequestration_cost'],
            carrier="co2 stored",
            bus="co2 stored")