<SEC-DOCUMENT>0001209191-20-019052.txt : 20200313
<SEC-HEADER>0001209191-20-019052.hdr.sgml : 20200313
<ACCEPTANCE-DATETIME>20200313195148
ACCESSION NUMBER:		0001209191-20-019052
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200311
FILED AS OF DATE:		20200313
DATE AS OF CHANGE:		20200313

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HODGES GRANVILLE R JR
		CENTRAL INDEX KEY:			0001389251

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14431
		FILM NUMBER:		20714897

	MAIL ADDRESS:	
		STREET 1:		2712 HARTFORD AVENUE
		CITY:			FULLERTON
		STATE:			CA
		ZIP:			92835

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMERICAN STATES WATER CO
		CENTRAL INDEX KEY:			0001056903
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER SUPPLY [4941]
		IRS NUMBER:				954676679
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		630 E FOOTHILL BLVD
		CITY:			SAN DIMAS
		STATE:			CA
		ZIP:			91773-9016
		BUSINESS PHONE:		9093943600

	MAIL ADDRESS:	
		STREET 1:		630 E FOOTHILL
		CITY:			SAN DIMAS
		STATE:			CA
		ZIP:			91773-9016
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
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<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-03-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001056903</issuerCik>
        <issuerName>AMERICAN STATES WATER CO</issuerName>
        <issuerTradingSymbol>AWR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001389251</rptOwnerCik>
            <rptOwnerName>HODGES GRANVILLE R JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>630 E FOOTHILL BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN DIMAS</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>91773</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Acting Senior Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2020-03-02</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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                <transactionShares>
                    <value>3.8164</value>
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                <transactionPricePerShare>
                    <value>80.49</value>
                    <footnoteId id="F1"/>
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                <transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
                    <value>14870.3345</value>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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                <transactionPricePerShare>
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                <transactionFormType>4</transactionFormType>
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                <value></value>
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                <transactionShares>
                    <value>153.0517</value>
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                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
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                </transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13537.6466</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>401k</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
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                    <value>1668.5342</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>79.80</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>16628.8687</value>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2020-03-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>605.929</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>71.88</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>16022.9397</value>
                </sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2020-03-12</value>
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                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
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            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>24.6092</value>
                    <footnoteId id="F3"/>
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                <transactionPricePerShare>
                    <value>71.88</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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                <sharesOwnedFollowingTransaction>
                    <value>15998.3305</value>
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                    <value>D</value>
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        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">DER unites credited on 03/02/2020 as dividend at FMV</footnote>
        <footnote id="F2">605.9290 shares withheld to satisfy tax liability.</footnote>
        <footnote id="F3">24.6092 shares withheld to satisfy tax liability.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Granville R. Hodges Jr.</signatureName>
        <signatureDate>2020-03-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
