diff --git a/avro_schemas/leveltroll500/leveltroll500_calibrated_wo_source.avsc b/avro_schemas/leveltroll500/leveltroll500_calibrated_wo_source.avsc
deleted file mode 100644
index 950a36b..0000000
--- a/avro_schemas/leveltroll500/leveltroll500_calibrated_wo_source.avsc
+++ /dev/null
@@ -1,69 +0,0 @@
-{
-  "type": "record",
-  "name": "leveltroll500_calibrated_wo_source",
-  "namespace": "org.neonscience.schema.dp0p",
-  "doc": "In-Situ Level TROLL 500 without source id.",
-  "fields": [
-    {
-      "name": "readout_time",
-      "type": {
-        "type": "long",
-        "logicalType": "timestamp-millis"
-      },
-      "doc": "Timestamp of readout expressed in milliseconds since epoch"
-    },
-    {
-            "name": "pressure",
-            "type": [
-                "null",
-                "float"
-            ],
-            "default": null,
-            "doc": "Calibrated pressure of water",
-            "__neon_units": "kilopascal",
-            "__neon_stream_id": "0"            
-        },
-        {
-            "name": "pressure_data_quality",
-            "type": [
-                "null",
-                "uint16"
-            ],
-            "default": null,
-            "doc": "Data quality id from sensor for pressure represented by a 16 bit unsigned integer",
-            "__neon_stream_id": "1"
-        },
-        {
-            "name": "temperature",
-            "type": [
-                "null",
-                "float"
-            ],
-            "default": null,
-            "doc": "Calibrated temperature in water",
-            "__neon_units": "celsius",
-            "__neon_stream_id": "2"
-        },
-        {
-            "name": "temperature_data_quality",
-            "type": [
-                "null",
-                "uint16"
-            ],
-            "default": null,
-            "doc": "Data quality code from sensor for temperature represented by a 16 bit unsigned integer",
-            "__neon_stream_id": "3"
-        },
-        {
-            "name": "internal_battery",
-            "type": [
-                "null",
-                "uint16"
-            ],
-            "default": null,
-            "doc": "Internal battery voltage in millivolts represented by a 16 bit unsigned integer",
-            "__neon_units": "millivolt",
-            "__neon_stream_id": "4"
-        }
-    ]
-}