diff --git a/ApplicationLibCode/FileInterface/RifPressureDepthTextFileReader.cpp b/ApplicationLibCode/FileInterface/RifPressureDepthTextFileReader.cpp
index cfeb6c8b70..f1d068205f 100644
--- a/ApplicationLibCode/FileInterface/RifPressureDepthTextFileReader.cpp
+++ b/ApplicationLibCode/FileInterface/RifPressureDepthTextFileReader.cpp
@@ -19,15 +19,13 @@
 #include "RifPressureDepthTextFileReader.h"
 
 #include "RiaDateStringParser.h"
-#include "RiaDefines.h"
 
 #include "RigPressureDepthData.h"
 
 #include "RifFileParseTools.h"
 
-#include "cafAssert.h"
-
 #include <QFile>
+#include <QRegularExpression>
 #include <QTextStream>
 
 //--------------------------------------------------------------------------------------------------
@@ -43,9 +41,20 @@ std::pair<std::vector<RigPressureDepthData>, QString> RifPressureDepthTextFileRe
         return std::make_pair( items, QString( "Unable to open file: %1" ).arg( filePath ) );
     }
 
+    return parse( file.readAll() );
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+std::pair<std::vector<RigPressureDepthData>, QString> RifPressureDepthTextFileReader::parse( const QString& content )
+{
+    std::vector<RigPressureDepthData> items;
+
     QString separator = " ";
 
-    QTextStream in( &file );
+    QString     streamContent( content );
+    QTextStream in( &streamContent );
     while ( !in.atEnd() )
     {
         QString line = in.readLine();
@@ -64,7 +73,7 @@ std::pair<std::vector<RigPressureDepthData>, QString> RifPressureDepthTextFileRe
                 items.back().setTimeStep( date.value() );
             }
         }
-        else if ( isPropertiesLine( line ) || isUnitsLine( line ) || isCommentLine( line ) )
+        else if ( containsLetters( line ) || isCommentLine( line ) )
         {
             // Ignored.
         }
@@ -105,19 +114,10 @@ bool RifPressureDepthTextFileReader::isDateLine( const QString& line )
 //--------------------------------------------------------------------------------------------------
 ///
 //--------------------------------------------------------------------------------------------------
-bool RifPressureDepthTextFileReader::isPropertiesLine( const QString& line )
+bool RifPressureDepthTextFileReader::containsLetters( const QString& line )
 {
-    // TODO: this might be to strict..
-    return line.startsWith( "PRESSURE DEPTH" );
-}
-
-//--------------------------------------------------------------------------------------------------
-///
-//--------------------------------------------------------------------------------------------------
-bool RifPressureDepthTextFileReader::isUnitsLine( const QString& line )
-{
-    // TODO: this might be to strict..
-    return line.startsWith( "BARSA METRES" );
+    QRegularExpression regex( "[a-zA-Z]" );
+    return regex.match( line ).hasMatch();
 }
 
 //--------------------------------------------------------------------------------------------------
@@ -152,8 +152,6 @@ std::optional<QDateTime> RifPressureDepthTextFileReader::parseDateLine( const QS
     QStringList values         = RifFileParseTools::splitLineAndTrim( line, " ", skipEmptyParts );
     if ( values.size() != 2 ) return {};
 
-    CAF_ASSERT( values[0] == "DATE" );
-
     // Second value is depth
     QDateTime dateTime = RiaDateStringParser::parseDateString( values[1], RiaDateStringParser::OrderPreference::DAY_FIRST );
     if ( !dateTime.isValid() ) return {};
diff --git a/ApplicationLibCode/FileInterface/RifPressureDepthTextFileReader.h b/ApplicationLibCode/FileInterface/RifPressureDepthTextFileReader.h
index 030cec4b4c..69f58bd996 100644
--- a/ApplicationLibCode/FileInterface/RifPressureDepthTextFileReader.h
+++ b/ApplicationLibCode/FileInterface/RifPressureDepthTextFileReader.h
@@ -21,7 +21,6 @@
 #include <QDateTime>
 #include <QString>
 
-#include <memory>
 #include <optional>
 #include <vector>
 
@@ -34,13 +33,13 @@ class RifPressureDepthTextFileReader
 {
 public:
     static std::pair<std::vector<RigPressureDepthData>, QString> readFile( const QString& fileName );
+    static std::pair<std::vector<RigPressureDepthData>, QString> parse( const QString& content );
 
 private:
     static bool isHeaderLine( const QString& line );
     static bool isCommentLine( const QString& line );
     static bool isDateLine( const QString& line );
-    static bool isPropertiesLine( const QString& line );
-    static bool isUnitsLine( const QString& line );
+    static bool containsLetters( const QString& line );
 
     static std::optional<std::pair<double, double>> parseDataLine( const QString& line );
     static std::optional<QDateTime>                 parseDateLine( const QString& line );
diff --git a/ApplicationLibCode/UnitTests/RifPressureDepthTextFileReader-Test.cpp b/ApplicationLibCode/UnitTests/RifPressureDepthTextFileReader-Test.cpp
index b202978972..f06b2acd84 100644
--- a/ApplicationLibCode/UnitTests/RifPressureDepthTextFileReader-Test.cpp
+++ b/ApplicationLibCode/UnitTests/RifPressureDepthTextFileReader-Test.cpp
@@ -62,3 +62,33 @@ TEST( RifPressureDepthTextFileReaderTest, LoadFileNonExistingFiles )
     EXPECT_FALSE( errorMessage.isEmpty() );
     EXPECT_EQ( 0u, items.size() );
 }
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+TEST( RifPressureDepthTextFileReaderTest, FieldUnitData )
+{
+    auto content = R"(
+--TVDMSL
+RFT  
+--
+WELLNAME 'A1'
+DATE 18-NOV-2018
+PRESSURE DEPTH
+PSIA FEET
+12008.00  22640.66
+12020.40  22674.44
+\n)";
+
+    auto [items, errorMessage] = RifPressureDepthTextFileReader::parse( content );
+
+    EXPECT_TRUE( errorMessage.isEmpty() );
+    ASSERT_EQ( 1u, items.size() );
+
+    EXPECT_EQ( "A1", items[0].wellName().toStdString() );
+    std::vector<std::pair<double, double>> values0 = items[0].getPressureDepthValues();
+    EXPECT_EQ( 2u, values0.size() );
+    double delta = 0.001;
+    EXPECT_NEAR( 12008.0, values0[0].first, delta );
+    EXPECT_NEAR( 22640.66, values0[0].second, delta );
+}