<SEC-DOCUMENT>0001104659-22-041724-index.html : 20220401
<SEC-HEADER>0001104659-22-041724.hdr.sgml : 20220401
<ACCEPTANCE-DATETIME>20220401160540
ACCESSION NUMBER:		0001104659-22-041724
CONFORMED SUBMISSION TYPE:	PRE 14A
PUBLIC DOCUMENT COUNT:		39
CONFORMED PERIOD OF REPORT:	20220525
FILED AS OF DATE:		20220401
DATE AS OF CHANGE:		20220401

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CALIFORNIA WATER SERVICE GROUP
		CENTRAL INDEX KEY:			0001035201
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER SUPPLY [4941]
		IRS NUMBER:				770448994
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		PRE 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13883
		FILM NUMBER:		22798210

	BUSINESS ADDRESS:	
		STREET 1:		1720 N FIRST ST
		STREET 2:		C/O CALIFORNIA WATER SERVICE CO
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95112
		BUSINESS PHONE:		4083678200

	MAIL ADDRESS:	
		STREET 1:		1720 FIRST ST
		STREET 2:		C/O CALIFORNIA WATER SERVICE CO
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95112
</SEC-HEADER>
<DOCUMENT>
<TYPE>PRE 14A
<SEQUENCE>1
<FILENAME>tm223371-1_pre14a.htm
<DESCRIPTION>PRE 14A
<TEXT>
Document 1 - file: tm223371-1_pre14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>ic_computerscreen-pn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: ic_computerscreen-pn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>ic_mail-pn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: ic_mail-pn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>ic_smartphone-pn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: ic_smartphone-pn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>lg_waterservice-pn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: lg_waterservice-pn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>ph_carolpottengernew-bw.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: ph_carolpottengernew-bw.jpg

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

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

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

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

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

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

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

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

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

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

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

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

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

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>tm212302d1-icon_chairpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 20 - file: tm212302d1-icon_chairpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>tm212302d1-icon_memberpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 21 - file: tm212302d1-icon_memberpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>tm212302d1-icon_roucrossbw.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 22 - file: tm212302d1-icon_roucrossbw.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>tm212302d1-icon_routickpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 23 - file: tm212302d1-icon_routickpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>24
<FILENAME>tm212302d1-icon_vicepn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 24 - file: tm212302d1-icon_vicepn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>25
<FILENAME>tm223371d1-bc_boatenpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 25 - file: tm223371d1-bc_boatenpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>26
<FILENAME>tm223371d1-bc_performpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 26 - file: tm223371d1-bc_performpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>27
<FILENAME>tm223371d1-bc_summarypn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 27 - file: tm223371d1-bc_summarypn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>28
<FILENAME>tm223371d1-bc_womenpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 28 - file: tm223371d1-bc_womenpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>29
<FILENAME>tm223371d1-br_boaexppn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 29 - file: tm223371d1-br_boaexppn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>30
<FILENAME>tm223371d1-fc_financepn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 30 - file: tm223371d1-fc_financepn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>31
<FILENAME>tm223371d1-fr_boaindepn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 31 - file: tm223371d1-fr_boaindepn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>32
<FILENAME>tm223371d1-icon_42gendivpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 32 - file: tm223371d1-icon_42gendivpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>33
<FILENAME>tm223371d1-icon_8ethdivpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 33 - file: tm223371d1-icon_8ethdivpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>34
<FILENAME>tm223371d1-pc_ceoneospn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 34 - file: tm223371d1-pc_ceoneospn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>35
<FILENAME>tm223371d1-pc_directorpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 35 - file: tm223371d1-pc_directorpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>36
<FILENAME>tm223371d1-pc_diverspn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 36 - file: tm223371d1-pc_diverspn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>37
<FILENAME>tm223371d1-pc_kropelnpn.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 37 - file: tm223371d1-pc_kropelnpn.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>38
<FILENAME>tm223371d1-px_01pagebw.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 38 - file: tm223371d1-px_01pagebw.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>39
<FILENAME>tm223371d1-px_02pagebw.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 39 - file: tm223371d1-px_02pagebw.jpg

</DOCUMENT>
</SEC-DOCUMENT>