California Water Service Group (CWT) Revenue & Revenue Breakdown

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California Water Service Group Revenue Highlights

Latest Revenue (Y)

$1.00B

Latest Revenue (Q)

$311.24M

Main Segment (Y)

Residential

California Water Service Group Revenue by Period

California Water Service Group Revenue by Year

Date	Revenue	Change
2025-12-31	$1.00B	-3.54%
2024-12-31	$1.04B	30.48%
2023-12-31	$794.63M	-6.12%
2022-12-31	$846.43M	7.02%
2021-12-31	$790.91M	-0.43%
2020-12-31	$794.31M	11.16%
2019-12-31	$714.56M	2.34%
2018-12-31	$698.20M	4.69%
2017-12-31	$666.89M	9.44%
2016-12-31	$609.37M	3.57%
2015-12-31	$588.37M	-1.53%
2014-12-31	$597.50M	2.29%
2013-12-31	$584.10M	4.31%
2012-12-31	$559.97M	11.59%
2011-12-31	$501.81M	9.00%
2010-12-31	$460.40M	2.45%
2009-12-31	$449.37M	9.52%
2008-12-31	$410.31M	11.78%
2007-12-31	$367.08M	9.67%
2006-12-31	$334.72M	4.36%
2005-12-31	$320.73M	1.64%
2004-12-31	$315.57M	13.87%
2003-12-31	$277.13M	5.31%
2002-12-31	$263.15M	6.62%
2001-12-31	$246.82M	0.82%
2000-12-31	$244.81M	18.61%
1999-12-31	$206.40M	10.79%
1998-12-31	$186.30M	-4.61%
1997-12-31	$195.30M	6.84%
1996-12-31	$182.80M	10.72%
1995-12-31	$165.10M	4.96%
1994-12-31	$157.30M	3.69%
1993-12-31	$151.70M	-

California Water Service Group generated $1.00B in revenue during NA 2025, up -3.54% compared to the previous quarter, and up 125.91% compared to the same period a year ago.

California Water Service Group Revenue by Quarter

Date	Revenue	Change
2025-09-30	$311.24M	17.47%
2025-06-30	$264.95M	29.90%
2025-03-31	$203.97M	-8.20%
2024-12-31	$222.19M	-25.83%
2024-09-30	$299.56M	22.62%
2024-06-30	$244.30M	-9.77%
2024-03-31	$270.75M	26.22%
2023-12-31	$214.51M	-15.87%
2023-09-30	$254.98M	31.40%
2023-06-30	$194.04M	48.01%
2023-03-31	$131.10M	-34.76%
2022-12-31	$200.94M	-24.55%
2022-09-30	$266.31M	29.15%
2022-06-30	$206.19M	19.19%
2022-03-31	$172.99M	-0.19%
2021-12-31	$173.33M	-32.49%
2021-09-30	$256.72M	20.46%
2021-06-30	$213.12M	44.26%
2021-03-31	$147.74M	-21.90%
2020-12-31	$189.15M	-37.80%
2020-09-30	$304.11M	73.30%
2020-06-30	$175.48M	39.76%
2020-03-31	$125.56M	-29.01%
2019-12-31	$176.88M	-23.94%
2019-09-30	$232.54M	29.89%
2019-06-30	$179.03M	41.96%
2019-03-31	$126.11M	-24.67%
2018-12-31	$167.42M	-23.55%
2018-09-30	$218.98M	26.85%
2018-06-30	$172.63M	30.54%
2018-03-31	$132.25M	-18.36%
2017-12-31	$161.99M	-23.49%
2017-09-30	$211.73M	23.72%
2017-06-30	$171.13M	40.23%
2017-03-31	$122.04M	-19.14%
2016-12-31	$150.93M	-18.09%
2016-09-30	$184.27M	20.88%
2016-06-30	$152.44M	25.24%
2016-03-31	$121.73M	-12.06%
2015-12-31	$138.43M	-24.58%
2015-09-30	$183.54M	27.10%
2015-06-30	$144.41M	18.39%
2015-03-31	$121.98M	-11.21%
2014-12-31	$137.38M	-28.14%
2014-09-30	$191.18M	20.68%
2014-06-30	$158.42M	43.34%
2014-03-31	$110.52M	-17.34%
2013-12-31	$133.70M	-27.50%
2013-09-30	$184.40M	19.31%
2013-06-30	$154.56M	38.68%
2013-03-31	$111.44M	-8.30%
2012-12-31	$121.53M	-31.78%
2012-09-30	$178.13M	24.09%
2012-06-30	$143.55M	22.96%
2012-03-31	$116.75M	13.33%
2011-12-31	$103.01M	-39.14%
2011-09-30	$169.25M	28.81%
2011-06-30	$131.40M	33.88%
2011-03-31	$98.15M	-6.93%
2010-12-31	$105.46M	-27.94%
2010-09-30	$146.35M	23.69%
2010-06-30	$118.32M	31.07%
2010-03-31	$90.27M	-15.57%
2009-12-31	$106.92M	-23.17%
2009-09-30	$139.17M	19.29%
2009-06-30	$116.67M	34.70%
2009-03-31	$86.61M	-13.48%
2008-12-31	$100.11M	-23.99%
2008-09-30	$131.70M	24.74%
2008-06-30	$105.58M	44.79%
2008-03-31	$72.92M	-15.09%
2007-12-31	$85.88M	-

California Water Service Group generated $311.24M in revenue during Q3 2025, up 17.47% compared to the previous quarter, and up 127.40% compared to the same period a year ago.

California Water Service Group Revenue Breakdown

California Water Service Group Revenue Breakdown by Product

Annual Revenue by Product

Product/Service	Dec 25	Dec 24	Dec 23	Dec 22	Dec 21
Service, Other	$34.11M	$30.96M	$31.30M	$25.23M	-
Business	$192.67M	$180.03M	$159.05M	$144.56M	-
Industrial	$30.96M	$30.40M	$28.05M	$26.57M	-
Non-Regulated Services	$20.78M	$20.63M	$18.51M	$21.28M	$22.76M
Operating And Maintenance	$13.73M	$13.82M	$12.50M	$16.28M	-
Other Non-Regulated Service	$4.71M	$4.40M	$3.51M	$3.74M	-
Public Authorities	$54.68M	$49.16M	$40.81M	$40.50M	-
Residential	$567.27M	$538.23M	$463.42M	$528.84M	-

California Water Service Group's latest annual revenue breakdown by segment (product or service), as of Dec 25: Residential (61.73%), Business (20.97%), Public Authorities (5.95%), Service, Other (3.71%), Industrial (3.37%), Non-Regulated Services (2.26%), Operating And Maintenance (1.49%), and Other Non-Regulated Service (0.51%).

Quarterly Revenue by Product

Product/Service	Dec 25	Sep 25	Jun 25	Mar 25	Dec 24	Sep 24	Jun 24	Dec 23	Sep 23	Jun 23	Mar 23	Dec 22	Sep 22	Jun 22	Mar 22	Dec 21	Sep 21	Jun 21	Mar 21	Dec 20
Non-Regulated Services	$5.43M	$5.35M	$4.91M	$5.08M	$10.98M	$4.13M	$5.51M	$4.87M	$4.54M	$4.49M	$4.62M	$4.50M	$4.57M	$7.00M	$5.20M	$6.00M	$5.81M	$5.37M	$5.57M	$4.95M
Operating And Maintenance	$10.47M	$3.27M	$7.25M	$3.38M	$3.19M	$3.27M	$2.92M	$3.08M	$3.23M	$3.18M	$3.23M	$3.40M	$4.15M	$4.11M	$3.92M	$4.09M	$3.51M	-	-	-
Industrial	$6.93M	$11.10M	$6.53M	$6.41M	$13.63M	$9.64M	$7.12M	$8.38M	$8.16M	$5.87M	$5.63M	$8.09M	$6.31M	$5.77M	$7.16M	$7.35M	$6.02M	$6.04M	$7.09M	-
Service, Other	-	$18.21M	$25.93M	$1.87M	-	$15.48M	$26.43M	-	$14.13M	$16.25M	$2.16M	$14.79M	$9.35M	$7.45M	$-14.26M	$9.12M	$25.38M	$4.99M	$-6.40M	-
Other Non-Regulated Service	$1.15M	$1.22M	$1.09M	$1.25M	$2.54M	$143.00K	$1.72M	$952.00K	$972.00K	$800.00K	$782.00K	$720.00K	$3.08M	$1.15M	$1.19M	$894.00K	$796.00K	$860.00K	$820.00K	-
Public Authorities	$13.39M	$19.04M	$13.01M	$9.24M	$20.10M	$18.14M	$10.92M	$10.87M	$14.52M	$8.99M	$6.42M	$13.44M	$10.88M	$6.99M	$9.62M	$14.13M	$10.36M	$6.40M	$9.31M	-
Residential	$133.21M	$186.70M	$141.93M	$105.43M	$231.03M	$184.95M	$122.25M	$120.61M	$150.03M	$108.74M	$84.03M	$140.59M	$132.83M	$106.56M	$128.19M	$164.31M	$134.97M	$101.37M	$125.13M	-
Business	$47.74M	$56.28M	$48.09M	$40.55M	$81.90M	$56.23M	$41.91M	$41.52M	$47.71M	$37.85M	$31.97M	$44.03M	$39.28M	$32.16M	$37.66M	$43.45M	$35.73M	$27.72M	$32.64M	-
Regulated Water and WasteWater Services	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	$238.35M	$212.46M	$146.53M	-

California Water Service Group's latest quarterly revenue breakdown by segment (product or service), as of Dec 25: Residential (61.02%), Business (21.87%), Public Authorities (6.13%), Operating And Maintenance (4.79%), Industrial (3.17%), Non-Regulated Services (2.49%), and Other Non-Regulated Service (0.53%).

California Water Service Group Revenue Breakdown by Country

Quarterly Revenue by Country

Country	Jun 23	Mar 23	Dec 22	Sep 22	Jun 22	Mar 22	Dec 21	Sep 21	Jun 21	Mar 21	Dec 20	Sep 20	Jun 20	Mar 20	Dec 19	Sep 19	Jun 19	Mar 19	Dec 18	Sep 18
Public Authorities	$8.99M	$6.42M	$13.44M	$10.88M	$6.99M	$9.62M	$14.13M	$10.36M	$6.40M	$9.31M	$12.86M	$7.71M	$5.90M	$9.30M	$12.48M	$7.61M	$4.47M	$8.64M	$12.18M	-
Business	$37.85M	$31.97M	$44.03M	$39.28M	$32.16M	$37.66M	$43.45M	$35.73M	$27.72M	$32.64M	$36.95M	$28.53M	$27.69M	$33.79M	$38.25M	$31.71M	$25.48M	$32.32M	$38.54M	-
Residential	$108.74M	$84.03M	$140.59M	$132.83M	$106.56M	$128.19M	$164.31M	$134.97M	$101.37M	$125.13M	$151.94M	$116.45M	$92.54M	$115.58M	$139.14M	$107.35M	$84.26M	$109.95M	$138.94M	-
Other Non-Regulated Service	$800.00K	$782.00K	$720.00K	$3.08M	$1.15M	$1.19M	$894.00K	$796.00K	$860.00K	$820.00K	$625.00K	$834.00K	$765.00K	$1.08M	$626.00K	$1.27M	$1.30M	$1.49M	$1.33M	-
Service, Other	$16.25M	$2.16M	$14.79M	$9.35M	$7.45M	$-14.26M	$9.12M	$25.38M	$4.99M	$-6.40M	$13.23M	$13.18M	$821.00K	$-2.14M	$16.02M	$9.21M	$-1.47M	$10.90M	-	-
Operating And Maintenance	$3.08M	$3.23M	$3.18M	$3.23M	$3.40M	$4.15M	$4.11M	$3.92M	$4.09M	$3.51M	$2.68M	$2.79M	$2.50M	$3.41M	$2.93M	$3.27M	$3.05M	$1.98M	$2.82M	-
Non-Regulated Services	$4.49M	$4.62M	$4.50M	$4.57M	$7.00M	$5.20M	$6.00M	$5.81M	$5.37M	$5.57M	$4.95M	$3.93M	$4.21M	$3.83M	$5.06M	$4.12M	$5.13M	$4.90M	$4.30M	$4.70M
Industrial	$5.87M	$5.63M	$8.09M	$6.31M	$5.77M	$7.16M	$7.35M	$6.02M	$6.04M	$7.09M	$7.50M	$6.62M	$7.88M	$7.99M	$9.08M	$7.52M	$7.26M	$9.73M	$8.99M	-
Regulated Water and WasteWater Services	-	-	-	-	-	-	-	$238.35M	$212.46M	$146.53M	$222.47M	$172.50M	$134.83M	$214.96M	$167.47M	$117.41M	$159.17M	$209.54M	-	-

California Water Service Group's latest quarterly revenue breakdown by geography, as of Jun 23: Residential (58.44%), Business (20.34%), Service, Other (8.73%), Public Authorities (4.83%), Industrial (3.16%), Non-Regulated Services (2.41%), Operating And Maintenance (1.65%), and Other Non-Regulated Service (0.43%).

California Water Service Group Peer Comparison by Revenue

Ticker	Company	Last Year Revenue	Last Quarter Revenue
CEPU	Central Puerto	$860.96B	$128.71B
EE	Excelerate Energy	$851.44B	$391.04M
RNW	ReNew Energy Global	$78.22B	$15.99B
AVA	Avista	$1.34B	$403.00M
NWN	Northwest Natural	$1.29B	$164.73M
CWT	California Water Service Group	$1.00B	$311.24M
CPK	Chesapeake Utilities	$930.00M	$179.60M
MGEE	MGE Energy	$743.65M	$159.45M
KEN	Kenon	$691.80M	$174.00M
AWR	American States Water	$658.07M	$182.72M
HTO	H2O America	$194.19M	$240.55M

CWT Revenue FAQ

What is California Water Service Group’s yearly revenue?

California Water Service Group's yearly revenue for 2025 was $1B, representing a decrease of -3.54% compared to 2024. The company's yearly revenue for 2024 was $1.04B, representing an increase of 30.48% compared to 2023. CWT's yearly revenue for 2023 was $794.63M, representing a decrease of -6.12% compared to 2022.

What is California Water Service Group’s quarterly revenue?

California Water Service Group's quarterly revenue for Q3 2025 was $311.24M, a 17.47% increase from the previous quarter (Q2 2025), and a 3.90% increase year-over-year (Q3 2024). The company's quarterly revenue for Q2 2025 was $264.95M, a 29.90% increase from the previous quarter (Q1 2025), and a 8.45% increase year-over-year (Q2 2024). CWT's quarterly revenue for Q1 2025 was $203.97M, a -8.20% decrease from the previous quarter (Q4 2024), and a -24.66% decrease year-over-year (Q1 2024).

What is California Water Service Group’s revenue growth rate?

California Water Service Group's revenue growth rate for the last 3 years (2023-2025) was 25.86%, and for the last 5 years (2021-2025) was 26.45%.

What are California Water Service Group’s revenue streams?

California Water Service Group's revenue streams in c 25 are Service, Other, Business, Industrial, Non-Regulated Services, Operating And Maintenance, Other Non-Regulated Service, Public Authorities, and Residential. Service, Other generated $34.11M in revenue, accounting 3.71% of the company's total revenue, up 10.18% year-over-year. Business generated $192.67M in revenue, accounting 20.97% of the company's total revenue, up 7.02% year-over-year. Industrial generated $30.96M in revenue, accounting 3.37% of the company's total revenue, up 1.85% year-over-year. Non-Regulated Services generated $20.78M in revenue, accounting 2.26% of the company's total revenue, up 0.72% year-over-year. Operating And Maintenance generated $13.73M in revenue, accounting 1.49% of the company's total revenue, down -0.61% year-over-year. Other Non-Regulated Service generated $4.71M in revenue, accounting 0.51% of the company's total revenue, up 7.00% year-over-year. Public Authorities generated $54.68M in revenue, accounting 5.95% of the company's total revenue, up 11.23% year-over-year. Residential generated $567.27M in revenue, accounting 61.73% of the company's total revenue, up 5.40% year-over-year.

What is California Water Service Group’s main source of revenue?

For the fiscal year ending Dec 25, the largest source of revenue of California Water Service Group was Residential. This segment made a revenue of $567.27M, representing 61.73% of the company's total revenue.