<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:01a04486-34aa-7e9f-b590-4adba352bee7,g:8a45b1d0-91a0-41e4-af7e-619b406bf0ab-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.oxy.com/role/Coverpage" xlink:type="simple" xlink:href="oxy-20261013.xsd#Coverpage"/>
  <link:presentationLink xlink:role="http://www.oxy.com/role/Coverpage" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_01a04486-34aa-7651-84e4-c74770907c8c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitiesTable_01a04486-34aa-7b44-9f0b-f1560f871766" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntitiesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_01a04486-34aa-7651-84e4-c74770907c8c" xlink:to="loc_dei_EntitiesTable_01a04486-34aa-7b44-9f0b-f1560f871766" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_01a04486-34aa-7ec5-82fc-2b683af95f9a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntitiesTable_01a04486-34aa-7b44-9f0b-f1560f871766" xlink:to="loc_us-gaap_StatementClassOfStockAxis_01a04486-34aa-7ec5-82fc-2b683af95f9a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_01a04486-34aa-7a11-9736-30bec6f9c523" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementClassOfStockAxis_01a04486-34aa-7ec5-82fc-2b683af95f9a" xlink:to="loc_us-gaap_ClassOfStockDomain_01a04486-34aa-7a11-9736-30bec6f9c523" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_01a04486-34aa-7564-8a46-c756f0865e50" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_01a04486-34aa-7a11-9736-30bec6f9c523" xlink:to="loc_us-gaap_CommonStockMember_01a04486-34aa-7564-8a46-c756f0865e50" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_oxy_WarrantsToPurchaseCommonStockMember_01a04486-34aa-76d8-8c4e-bafcb99465c2" xlink:href="oxy-20261013.xsd#oxy_WarrantsToPurchaseCommonStockMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ClassOfStockDomain_01a04486-34aa-7a11-9736-30bec6f9c523" xlink:to="loc_oxy_WarrantsToPurchaseCommonStockMember_01a04486-34aa-76d8-8c4e-bafcb99465c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityInformationLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntitiesTable_01a04486-34aa-7b44-9f0b-f1560f871766" xlink:to="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_01a04486-34aa-7129-af43-5dd7ec7c895e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_DocumentType_01a04486-34aa-7129-af43-5dd7ec7c895e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_01a04486-34aa-710b-8de7-8b17fc7d98a8" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_DocumentPeriodEndDate_01a04486-34aa-710b-8de7-8b17fc7d98a8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_01a04486-34aa-7bfa-b103-0a72ea3811f8" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityRegistrantName_01a04486-34aa-7bfa-b103-0a72ea3811f8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_01a04486-34aa-7d34-9e28-16840c292ff6" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityIncorporationStateCountryCode_01a04486-34aa-7d34-9e28-16840c292ff6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_01a04486-34aa-7ee3-99a7-9024e479115a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityFileNumber_01a04486-34aa-7ee3-99a7-9024e479115a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_01a04486-34aa-7df4-b209-fbb47aee0d01" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityTaxIdentificationNumber_01a04486-34aa-7df4-b209-fbb47aee0d01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_01a04486-34aa-70fb-b306-3a0b24b35137" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityAddressAddressLine1_01a04486-34aa-70fb-b306-3a0b24b35137" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine2_01a04486-34aa-72d6-b2c5-be5da0ea1cca" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressAddressLine2"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityAddressAddressLine2_01a04486-34aa-72d6-b2c5-be5da0ea1cca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_01a04486-34aa-76b2-aaa8-9a60a498e52d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityAddressCityOrTown_01a04486-34aa-76b2-aaa8-9a60a498e52d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_01a04486-34aa-7283-8c59-0254892a7426" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityAddressStateOrProvince_01a04486-34aa-7283-8c59-0254892a7426" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_01a04486-34aa-7d1e-b1c4-df6435e6aab2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityAddressPostalZipCode_01a04486-34aa-7d1e-b1c4-df6435e6aab2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_01a04486-34aa-7615-baa3-03faa912973c" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_CityAreaCode_01a04486-34aa-7615-baa3-03faa912973c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_01a04486-34aa-7c1b-9cba-e221672cb143" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_LocalPhoneNumber_01a04486-34aa-7c1b-9cba-e221672cb143" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_01a04486-34aa-7a4a-8ceb-adf71063aad5" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_WrittenCommunications"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_WrittenCommunications_01a04486-34aa-7a4a-8ceb-adf71063aad5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_01a04486-34aa-75e4-afef-0cb3ba2c8e38" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SolicitingMaterial"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_SolicitingMaterial_01a04486-34aa-75e4-afef-0cb3ba2c8e38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_01a04486-34aa-7435-aba8-9f8ba8220a90" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementTenderOffer"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_PreCommencementTenderOffer_01a04486-34aa-7435-aba8-9f8ba8220a90" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_01a04486-34aa-7fd5-802c-2f65532d36f5" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_01a04486-34aa-7fd5-802c-2f65532d36f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_01a04486-34aa-7a4c-beaa-ffa7b305a858" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_Security12bTitle_01a04486-34aa-7a4c-beaa-ffa7b305a858" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_01a04486-34aa-7c0a-bcd5-7cbb8ecdcca9" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_TradingSymbol_01a04486-34aa-7c0a-bcd5-7cbb8ecdcca9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_01a04486-34aa-7ca3-924c-35b579274c78" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_SecurityExchangeName_01a04486-34aa-7ca3-924c-35b579274c78" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_01a04486-34aa-7bf1-a521-6b5bb762bb05" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityEmergingGrowthCompany_01a04486-34aa-7bf1-a521-6b5bb762bb05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_01a04486-34aa-7732-9aec-d8d6da8e0fba" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_EntityCentralIndexKey_01a04486-34aa-7732-9aec-d8d6da8e0fba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_01a04486-34aa-722a-8d49-15f2e7e0adf7" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_EntityInformationLineItems_01a04486-34aa-766e-a341-668de8cc7919" xlink:to="loc_dei_AmendmentFlag_01a04486-34aa-722a-8d49-15f2e7e0adf7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
