diff --git a/oscar/SleepLib/loader_plugins/prs1_loader.cpp b/oscar/SleepLib/loader_plugins/prs1_loader.cpp
index fc7c1ccb..b623a5b8 100644
--- a/oscar/SleepLib/loader_plugins/prs1_loader.cpp
+++ b/oscar/SleepLib/loader_plugins/prs1_loader.cpp
@@ -229,6 +229,7 @@ ChannelID PRS1_TimedBreath = 0, PRS1_HumidMode = 0, PRS1_TubeTemp = 0;
 ChannelID PRS1_FlexLock = 0, PRS1_TubeLock = 0, PRS1_RampType = 0;
 ChannelID PRS1_BackupBreathMode = 0, PRS1_BackupBreathRate = 0, PRS1_BackupBreathTi = 0;
 ChannelID PRS1_AutoTrial = 0, PRS1_EZStart = 0, PRS1_RiseTime = 0, PRS1_RiseTimeLock = 0;
+ChannelID PRS1_PeakFlow = 0;
 ChannelID PRS1_VariableBreathing = 0;  // TODO: UNCONFIRMED, but seems to match sample data
 
 QString PRS1Loader::PresReliefLabel() { return QObject::tr(""); }
@@ -1645,7 +1646,7 @@ static const QHash<PRS1ParsedEventType,QVector<ChannelID*>> PRS1ImportChannelMap
     { PRS1MinuteVentilationEvent::TYPE, { &CPAP_MinuteVent } },
     { PRS1PatientTriggeredBreathsEvent::TYPE, { &CPAP_PTB } },
     { PRS1TimedBreathEvent::TYPE,       { &PRS1_TimedBreath } },
-    { PRS1FlowRateEvent::TYPE,          { &CPAP_FlowRate } },  // Only reported by F3V3  // TODO: should this stat be calculated from flow waveforms on other models?
+    { PRS1FlowRateEvent::TYPE,          { &PRS1_PeakFlow } },  // Only reported by F3V0 and F3V3  // TODO: should this stat be calculated from flow waveforms on other models?
 
     { PRS1PressureSetEvent::TYPE,       { &CPAP_PressureSet } },
     { PRS1IPAPSetEvent::TYPE,           { &CPAP_IPAPSet, &CPAP_PS } },  // PS is calculated from IPAPset and EPAPset when both are supported (F0) TODO: Should this be a separate channel since it's not a 2-minute average?
@@ -9159,6 +9160,15 @@ void PRS1Loader::initChannels()
         QObject::tr("TB"),
         STR_UNIT_Seconds,
         DEFAULT,    QColor("black")));
+
+    channel.add(GRP_CPAP, chan = new Channel(PRS1_PeakFlow = 0x115a, WAVEFORM, MT_CPAP, SESSION,
+        "PRS1PeakFlow",
+        QObject::tr("Peak Flow"),
+        QObject::tr("Peak flow during a 2-minute interval"),
+        QObject::tr("Peak Flow"),
+        STR_UNIT_LPM,
+        DEFAULT,    QColor("red")));
+    chan->setShowInOverview(true);
 }
 
 void PRS1Loader::Register()
diff --git a/oscar/daily.cpp b/oscar/daily.cpp
index 85bf2d5b..401703d2 100644
--- a/oscar/daily.cpp
+++ b/oscar/daily.cpp
@@ -56,6 +56,7 @@ QString htmlLeftMachineSettings;
 QString htmlLeftSessionInfo;
 QString htmlLeftFooter;
 
+extern ChannelID PRS1_PeakFlow;
 
 // This was Sean Stangl's idea.. but I couldn't apply that patch.
 inline QString channelInfo(ChannelID code) {
@@ -238,7 +239,7 @@ Daily::Daily(QWidget *parent,gGraphView * shared)
     //============================================
     const ChannelID cpapcodes[] = {
         CPAP_FlowRate, CPAP_Pressure, CPAP_Leak, CPAP_FLG, CPAP_Snore, CPAP_TidalVolume,
-        CPAP_MaskPressure, CPAP_RespRate, CPAP_MinuteVent, CPAP_PTB, CPAP_RespEvent, CPAP_Ti, CPAP_Te,
+        CPAP_MaskPressure, CPAP_RespRate, CPAP_MinuteVent, CPAP_PTB, PRS1_PeakFlow, CPAP_RespEvent, CPAP_Ti, CPAP_Te,
         /*  CPAP_IE, */   ZEO_SleepStage, POS_Inclination, POS_Orientation, POS_Movement, CPAP_Test1
     };
 
@@ -390,6 +391,7 @@ Daily::Daily(QWidget *parent,gGraphView * shared)
     graphlist[schema::channel[CPAP_Snore].code()]->AddLayer(new gLineChart(CPAP_Snore, true));
 
     graphlist[schema::channel[CPAP_PTB].code()]->AddLayer(new gLineChart(CPAP_PTB, square));
+    graphlist[schema::channel[PRS1_PeakFlow].code()]->AddLayer(new gLineChart(PRS1_PeakFlow, square));
     graphlist[schema::channel[CPAP_Test1].code()]->AddLayer(new gLineChart(CPAP_Test1, square));
     //graphlist[schema::channel[CPAP_Test2].code()]->AddLayer(new gLineChart(CPAP_Test2, square));
 
@@ -1290,6 +1292,7 @@ QString Daily::getStatisticsInfo(Day * day)
 
     ChannelID chans[]={
         CPAP_Pressure,CPAP_PressureSet,CPAP_EPAP,CPAP_EPAPSet,CPAP_IPAP,CPAP_IPAPSet,CPAP_PS,CPAP_PTB,
+        PRS1_PeakFlow,
         CPAP_MinuteVent, CPAP_RespRate, CPAP_RespEvent,CPAP_FLG,
         CPAP_Leak, CPAP_LeakTotal, CPAP_Snore,  /*  CPAP_IE,   */  CPAP_Ti,CPAP_Te, CPAP_TgMV,
         CPAP_TidalVolume, OXI_Pulse, OXI_SPO2, POS_Inclination, POS_Orientation, POS_Movement
diff --git a/oscar/tests/sessiontests.cpp b/oscar/tests/sessiontests.cpp
index 0e07540c..0b7a4103 100644
--- a/oscar/tests/sessiontests.cpp
+++ b/oscar/tests/sessiontests.cpp
@@ -58,6 +58,7 @@ extern ChannelID PRS1_TimedBreath, PRS1_HumidMode, PRS1_TubeTemp;
 extern ChannelID PRS1_FlexLock, PRS1_TubeLock, PRS1_RampType;
 extern ChannelID PRS1_BackupBreathMode, PRS1_BackupBreathRate, PRS1_BackupBreathTi;
 extern ChannelID PRS1_AutoTrial, PRS1_EZStart, PRS1_RiseTime, PRS1_RiseTimeLock;
+extern ChannelID PRS1_PeakFlow;
 extern ChannelID PRS1_VariableBreathing;
 
 extern ChannelID RMS9_EPR, RMS9_EPRLevel, RMS9_Mode, RMS9_SmartStart, RMS9_HumidStatus, RMS9_HumidLevel,
@@ -159,6 +160,7 @@ static QString eventChannel(ChannelID i)
         CHANNELNAME(CPAP_RespRate);
         CHANNELNAME(CPAP_PTB);
         CHANNELNAME(PRS1_TimedBreath);
+        CHANNELNAME(PRS1_PeakFlow);
         CHANNELNAME(CPAP_MinuteVent);
         CHANNELNAME(CPAP_TidalVolume);
         CHANNELNAME(CPAP_ClearAirway);