    <SEC-DOCUMENT>0001350593-21-000059-index.html : 20211110
    <SEC-HEADER>0001350593-21-000059.hdr.sgml : 20211110
    <ACCEPTANCE-DATETIME>20211109175938
    ACCESSION NUMBER:		0001350593-21-000059
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		54
    CONFORMED PERIOD OF REPORT:	20211109
    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20211110
    DATE AS OF CHANGE:		20211109

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Mueller Water Products, Inc.
    		CENTRAL INDEX KEY:			0001350593
    		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS FABRICATED METAL PRODUCTS [3490]
    		IRS NUMBER:				203547095
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0930

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-32892
    		FILM NUMBER:		211393576

    	BUSINESS ADDRESS:
    		STREET 1:		1200 ABERNATHY RD, NE
    		STREET 2:		SUITE 1200
    		CITY:			ATLANTA
    		STATE:			GA
    		ZIP:			30328
    		BUSINESS PHONE:		770-206-4200

    	MAIL ADDRESS:
    		STREET 1:		1200 ABERNATHY RD, NE
    		STREET 2:		SUITE 1200
    		CITY:			ATLANTA
    		STATE:			GA
    		ZIP:			30328

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Mueller Holding Company, Inc.
    		DATE OF NAME CHANGE:	20060123
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>mwa-20211109.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: mwa-20211109.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>mwairpresentationbairdfi.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 2 - file: mwairpresentationbairdfi.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>3
    <FILENAME>mwa-20211109.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
    <TEXT>
    Document 3 - file: mwa-20211109.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>4
    <FILENAME>mwa-20211109_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
    <TEXT>
    Document 4 - file: mwa-20211109_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>5
    <FILENAME>mwa-20211109_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
    <TEXT>
    Document 5 - file: mwa-20211109_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>6
    <FILENAME>mwa-20211109_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
    <TEXT>
    Document 6 - file: mwa-20211109_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>mwairpresentationbairdfi001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: mwairpresentationbairdfi001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>mwairpresentationbairdfi002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: mwairpresentationbairdfi002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>mwairpresentationbairdfi003.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: mwairpresentationbairdfi003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>mwairpresentationbairdfi004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: mwairpresentationbairdfi004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>mwairpresentationbairdfi005.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: mwairpresentationbairdfi005.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>mwairpresentationbairdfi006.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: mwairpresentationbairdfi006.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>mwairpresentationbairdfi007.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: mwairpresentationbairdfi007.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>mwairpresentationbairdfi008.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: mwairpresentationbairdfi008.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>mwairpresentationbairdfi009.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: mwairpresentationbairdfi009.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>mwairpresentationbairdfi010.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: mwairpresentationbairdfi010.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>mwairpresentationbairdfi011.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: mwairpresentationbairdfi011.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>mwairpresentationbairdfi012.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: mwairpresentationbairdfi012.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>mwairpresentationbairdfi013.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: mwairpresentationbairdfi013.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>mwairpresentationbairdfi014.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: mwairpresentationbairdfi014.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>mwairpresentationbairdfi015.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: mwairpresentationbairdfi015.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>mwairpresentationbairdfi016.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: mwairpresentationbairdfi016.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>mwairpresentationbairdfi017.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: mwairpresentationbairdfi017.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>24
    <FILENAME>mwairpresentationbairdfi018.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: mwairpresentationbairdfi018.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>mwairpresentationbairdfi019.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: mwairpresentationbairdfi019.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>mwairpresentationbairdfi020.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: mwairpresentationbairdfi020.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>27
    <FILENAME>mwairpresentationbairdfi021.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: mwairpresentationbairdfi021.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>28
    <FILENAME>mwairpresentationbairdfi022.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: mwairpresentationbairdfi022.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>mwairpresentationbairdfi023.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: mwairpresentationbairdfi023.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>mwairpresentationbairdfi024.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: mwairpresentationbairdfi024.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>31
    <FILENAME>mwairpresentationbairdfi025.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 31 - file: mwairpresentationbairdfi025.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>32
    <FILENAME>mwairpresentationbairdfi026.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 32 - file: mwairpresentationbairdfi026.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>33
    <FILENAME>mwairpresentationbairdfi027.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 33 - file: mwairpresentationbairdfi027.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>34
    <FILENAME>mwairpresentationbairdfi028.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 34 - file: mwairpresentationbairdfi028.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>35
    <FILENAME>mwairpresentationbairdfi029.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 35 - file: mwairpresentationbairdfi029.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>36
    <FILENAME>mwairpresentationbairdfi030.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 36 - file: mwairpresentationbairdfi030.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>37
    <FILENAME>mwairpresentationbairdfi031.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 37 - file: mwairpresentationbairdfi031.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>38
    <FILENAME>mwairpresentationbairdfi032.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 38 - file: mwairpresentationbairdfi032.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>39
    <FILENAME>mwairpresentationbairdfi033.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 39 - file: mwairpresentationbairdfi033.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>40
    <FILENAME>mwairpresentationbairdfi034.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 40 - file: mwairpresentationbairdfi034.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>41
    <FILENAME>mwairpresentationbairdfi035.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 41 - file: mwairpresentationbairdfi035.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>42
    <FILENAME>mwairpresentationbairdfi036.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 42 - file: mwairpresentationbairdfi036.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>43
    <FILENAME>mwairpresentationbairdfi037.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 43 - file: mwairpresentationbairdfi037.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>44
    <FILENAME>mwairpresentationbairdfi038.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 44 - file: mwairpresentationbairdfi038.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>45
    <FILENAME>mwairpresentationbairdfi039.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 45 - file: mwairpresentationbairdfi039.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>46
    <FILENAME>mwairpresentationbairdfi040.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 46 - file: mwairpresentationbairdfi040.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>47
    <FILENAME>mwa-20211109_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 47 - file: mwa-20211109_htm.html

    Document 47 - RAW XML: mwa-20211109_htm.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>48
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 48 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>49
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 49 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>50
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 50 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>51
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 51 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>52
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 52 - file: FilingSummary.html

    Document 52 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>55
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 55 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>56
    <FILENAME>0001350593-21-000059-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 56 - file: 0001350593-21-000059-xbrl.zip

    </DOCUMENT>
    </SEC-DOCUMENT>