<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0203</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2009-09-14</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000930835</issuerCik>
        <issuerName>EDISON MISSION ENERGY</issuerName>
        <issuerTradingSymbol>MEPrAMEPrB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001472574</rptOwnerCik>
            <rptOwnerName>Davis Letitia</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>18101 VON KARMAN AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 1700</rptOwnerStreet2>
            <rptOwnerCity>IRVINE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92612</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP, Chief Ethics &amp; Compliance</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>No securities are beneficially owned.  The securities previously issued, (e.g., 9 7/8% Cumulative Monthly Income Preferred Securities, Series A and 8 1/2% Cumulative Monthly Income Preferred Securities, Series B) by a special purpose finance affiliate of Edison Mission Energy have now been paid in full.  This filing is being made to maintain the listing of Section 16 officers as required of corporations registered under Section 12(g).</remarks>

    <ownerSignature>
        <signatureName>Michelle J Johnson</signatureName>
        <signatureDate>2009-09-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
