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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 IMazSlfjW5n2psr4SLh+s59qiSCOim5rMx1oFX5JVuYuD6jHqUEOS2g6nrz6Kn0Y
 6J1RsIwrjq7niZBdeT334w==

<SEC-DOCUMENT>0001104659-03-020349.txt : 20030910
<SEC-HEADER>0001104659-03-020349.hdr.sgml : 20030910
<ACCEPTANCE-DATETIME>20030910125844
ACCESSION NUMBER:		0001104659-03-020349
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030909
FILED AS OF DATE:		20030910

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FRANK ANTHONY M
		CENTRAL INDEX KEY:			0000904422

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-16416
		FILM NUMBER:		03889526

	BUSINESS ADDRESS:	
		STREET 1:		320 MEADOWOOD CT
		CITY:			PLEASANT HILL
		STATE:			CA
		ZIP:			94523
		BUSINESS PHONE:		4159746245

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ELECTROPURE INC
		CENTRAL INDEX KEY:			0000808015
		STANDARD INDUSTRIAL CLASSIFICATION:	PATENT OWNERS & LESSORS [6794]
		IRS NUMBER:				330056212
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		23456 S POINTE DR
		CITY:			LAGUNA HILLS
		STATE:			CA
		ZIP:			92653-1512
		BUSINESS PHONE:		9497709347

	MAIL ADDRESS:	
		STREET 1:		23456 S POINTE DR
		STREET 2:		SUITE A
		CITY:			LAGUNA HILLS
		STATE:			CA
		ZIP:			92653

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HOH WATER TECHNOLOGY CORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>a4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
  <periodOfReport>2003-09-09</periodOfReport>
  <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000808015</issuerCik>
        <issuerName>ELECTROPURE INC</issuerName>
        <issuerTradingSymbol>ELTP</issuerTradingSymbol>
  </issuer>
  <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000904422</rptOwnerCik>
            <rptOwnerName>FRANK ANTHONY M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>320 MEADOWOOD COURT</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PLEASANT HILL</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94523</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
      <isDirector>0</isDirector>
      <isOfficer>0</isOfficer>
      <isTenPercentOwner>1</isTenPercentOwner>
      <isOther>0</isOther>
    </reportingOwnerRelationship>
  </reportingOwner>
  <derivativeTable>
    <derivativeTransaction>
      <securityTitle>
        <value>Warranty to purchase Common Stock</value>
      </securityTitle>
      <conversionOrExercisePrice>
        <value>1.00</value>
      </conversionOrExercisePrice>
      <transactionDate>
        <value>2003-09-09</value>
      </transactionDate>
      <deemedExecutionDate>
        <value>2003-09-09</value>
      </deemedExecutionDate>
      <transactionCoding>
        <transactionFormType>4</transactionFormType>
        <transactionCode>P</transactionCode>
        <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionTimeliness>
        <value></value>
      </transactionTimeliness>
      <transactionAmounts>
        <transactionShares>
          <value>200000</value>
        </transactionShares>
        <transactionPricePerShare>
          <value>1.00</value>
        </transactionPricePerShare>
        <transactionAcquiredDisposedCode>
          <value>A</value>
        </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
        <value>2003-10-01</value>
      </exerciseDate>
      <expirationDate>
        <value>2007-09-30</value>
      </expirationDate>
      <underlyingSecurity>
        <underlyingSecurityTitle>
          <value>Warrants to purchase common stock</value>
        </underlyingSecurityTitle>
        <underlyingSecurityShares>
          <value>200000</value>
        </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
        <sharesOwnedFollowingTransaction>
          <value>900000</value>
        </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
        <directOrIndirectOwnership>
          <value>D</value>
        </directOrIndirectOwnership>
      </ownershipNature>
    </derivativeTransaction>
  </derivativeTable>
  <ownerSignature>
    <signatureName>/S/ ANTHONY M. FRANK</signatureName>
    <signatureDate>2003-09-09</signatureDate>
  </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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