content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001943720</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0000823768</issuerCik>
        <issuerName>WASTE MANAGEMENT INC</issuerName>
        <secFileNumber>001-12154</secFileNumber>
        <issuerAddress>
          <com:street1>800 CAPITOL STREET, STE 3000</com:street1>
          <com:city>HOUSTON</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>77002</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>7135126200</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Rooney Kelly C.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Merrill Lynch</name>
          <address>
            <com:street1>225 Liberty St</com:street1>
            <com:street2>Floor 37</com:street2>
            <com:city>New York</com:city>
            <com:stateOrCountry>NY</com:stateOrCountry>
            <com:zipCode>10281</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>390</noOfUnitsSold>
        <aggregateMarketValue>80197.65</aggregateMarketValue>
        <noOfUnitsOutstanding>401314827</noOfUnitsOutstanding>
        <approxSaleDate>09/09/2024</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/13/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of performance share unit award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>WASTE MANAGEMENT INC</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>280</amountOfSecuritiesAcquired>
        <paymentDate>02/13/2024</paymentDate>
        <natureOfPayment>Granted as part of issuer equity compensation plan</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>02/23/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of restricted stock unit award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>WASTE MANAGEMENT INC</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>110</amountOfSecuritiesAcquired>
        <paymentDate>02/23/2024</paymentDate>
        <natureOfPayment>Granted as part of issuer equity compensation plan</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>09/09/2024</noticeDate>
        <signature>Kelly Rooney</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3430}]
text: 144
  0001943720
  XXXXXXXX
  LIVE
  0000823768
  WASTE MANAGEMENT INC
  001-12154
  800 CAPITOL STREET, STE 3000
  HOUSTON
  TX
  77002
  7135126200
  Rooney Kelly C.
  Officer
  Common Stock
  Merrill Lynch
  225 Liberty St
  Floor 37
  New York
  NY
  10281
  390
  80197.65
  401314827
  09/09/2024
  NYSE
  Common Stock
  02/13/2024
  Vesting of performance share unit award
  WASTE MANAGEMENT INC
  N
  280
  02/13/2024
  Granted as part of issuer equity compensation plan
  Common Stock
  02/23/2024
  Vesting of restricted stock unit award
  WASTE MANAGEMENT INC
  N
  110
  02/23/2024
  Granted as part of issuer equity compensation plan
  Y
  09/09/2024
  Kelly Rooney