diff --git a/CMakeLists_files.cmake b/CMakeLists_files.cmake
index 16329336a..ec65ece04 100644
--- a/CMakeLists_files.cmake
+++ b/CMakeLists_files.cmake
@@ -97,6 +97,7 @@ if(ENABLE_ECL_INPUT)
     src/opm/parser/eclipse/EclipseState/Schedule/Tuning.cpp
     src/opm/parser/eclipse/EclipseState/Schedule/Well.cpp
     src/opm/parser/eclipse/EclipseState/Schedule/WList.cpp
+    src/opm/parser/eclipse/EclipseState/Schedule/WListManager.cpp
     src/opm/parser/eclipse/EclipseState/Schedule/WellEconProductionLimits.cpp
     src/opm/parser/eclipse/EclipseState/Schedule/WellInjectionProperties.cpp
     src/opm/parser/eclipse/EclipseState/Schedule/WellPolymerProperties.cpp
@@ -467,6 +468,7 @@ if(ENABLE_ECL_INPUT)
        opm/parser/eclipse/EclipseState/Schedule/Well.hpp
        opm/parser/eclipse/EclipseState/Schedule/WellInjectionProperties.hpp
        opm/parser/eclipse/EclipseState/Schedule/WList.hpp
+       opm/parser/eclipse/EclipseState/Schedule/WListManager.hpp
        opm/parser/eclipse/EclipseState/Schedule/DynamicVector.hpp
        opm/parser/eclipse/EclipseState/Schedule/SummaryState.hpp
        opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp
diff --git a/opm/parser/eclipse/EclipseState/Schedule/WListManager.hpp b/opm/parser/eclipse/EclipseState/Schedule/WListManager.hpp
new file mode 100644
index 000000000..b74155f28
--- /dev/null
+++ b/opm/parser/eclipse/EclipseState/Schedule/WListManager.hpp
@@ -0,0 +1,38 @@
+/*
+  Copyright 2019 Equinor ASA.
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  OPM is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
+*/
+#include <cstddef>
+#include <map>
+#include <vector>
+#include <string>
+
+namespace Opm {
+
+class WList;
+
+class WListManager {
+public:
+    bool hasList(const std::string&) const;
+    WList& getList(const std::string& name);
+    WList& newList(const std::string& name);
+    void delWell(const std::string& well);
+private:
+    std::map<std::string, WList> wlists;
+};
+
+}
diff --git a/src/opm/parser/eclipse/EclipseState/Schedule/WListManager.cpp b/src/opm/parser/eclipse/EclipseState/Schedule/WListManager.cpp
new file mode 100644
index 000000000..88956a54f
--- /dev/null
+++ b/src/opm/parser/eclipse/EclipseState/Schedule/WListManager.cpp
@@ -0,0 +1,48 @@
+/*
+  Copyright 2019 Equinor ASA.
+
+  This file is part of the Open Porous Media project (OPM).
+
+  OPM is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  OPM is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <opm/parser/eclipse/EclipseState/Schedule/WList.hpp>
+#include <opm/parser/eclipse/EclipseState/Schedule/WListManager.hpp>
+
+namespace Opm {
+
+    bool WListManager::hasList(const std::string& name) const {
+        return (this->wlists.find(name) != this->wlists.end());
+    }
+
+
+    WList& WListManager::newList(const std::string& name) {
+        this->wlists.erase(name);
+        this->wlists.insert( {name, WList() });
+        return this->getList(name);
+    }
+
+
+    WList& WListManager::getList(const std::string& name) {
+        return this->wlists.at(name);
+    }
+
+    void WListManager::delWell(const std::string& well) {
+        for (auto& pair: this->wlists) {
+            auto& wlist = pair.second;
+            wlist.del(well);
+        }
+    }
+
+}
diff --git a/tests/parser/WLIST.cpp b/tests/parser/WLIST.cpp
index aba0ff73b..c1b585937 100644
--- a/tests/parser/WLIST.cpp
+++ b/tests/parser/WLIST.cpp
@@ -25,6 +25,7 @@
 #include <boost/test/unit_test.hpp>
 
 #include <opm/parser/eclipse/EclipseState/Schedule/WList.hpp>
+#include <opm/parser/eclipse/EclipseState/Schedule/WListManager.hpp>
 
 BOOST_AUTO_TEST_CASE(CreateWLIST) {
     Opm::WList wlist;
@@ -57,5 +58,39 @@ BOOST_AUTO_TEST_CASE(CreateWLIST) {
     BOOST_CHECK( std::find(wells2.begin(), wells2.end(), "W1") != wells2.end());
     BOOST_CHECK( std::find(wells2.begin(), wells2.end(), "W2") != wells2.end());
     BOOST_CHECK( std::find(wells2.begin(), wells2.end(), "W3") != wells2.end());
-
+}
+
+
+BOOST_AUTO_TEST_CASE(WLISTManager) {
+    Opm::WListManager wlm;
+    BOOST_CHECK(!wlm.hasList("NO_SUCH_LIST"));
+
+
+    {
+        auto& wlist1 = wlm.newList("LIST1");
+        wlist1.add("A");
+        wlist1.add("B");
+        wlist1.add("C");
+    }
+    // If a new list is added with the same name as an existing list the old
+    // list is dropped and a new list is created.
+    {
+        auto& wlist1 = wlm.newList("LIST1");
+        BOOST_CHECK_EQUAL(wlist1.size(), 0);
+    }
+    auto& wlist1 = wlm.newList("LIST1");
+    auto& wlist2 = wlm.newList("LIST2");
+
+    wlist1.add("W1");
+    wlist1.add("W2");
+    wlist1.add("W3");
+
+    wlist2.add("W1");
+    wlist2.add("W2");
+    wlist2.add("W3");
+
+    // The delWell operation will work across all well lists.
+    wlm.delWell("W1");
+    BOOST_CHECK( std::find(wlist1.begin(), wlist1.end(), "W1") == wlist1.end());
+    BOOST_CHECK( std::find(wlist2.begin(), wlist2.end(), "W1") == wlist2.end());
 }