Utility Plant and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2024

Schedule of Public Utility Property Plant and Equipment Components [Table Text Block]

The following table shows Registrant’s utility plant (regulated utility plant and non-regulated utility property) by major asset class:


	AWR December 31,				GSWC December 31,
(dollars in thousands)	2024		2023		2024		2023
Water
Land	$	18,240	$	18,290	$	18,240	$	18,290
Intangible assets	31,004		30,917		31,004		30,917
Source of water supply	115,247		111,112		115,247		111,112
Pumping	253,150		234,264		253,150		234,264
Water treatment	114,784		98,533		114,784		98,533
Transmission and distribution	1,589,763		1,489,974		1,589,763		1,489,974
Other	149,580		140,060		105,123		99,837
	2,271,768		2,123,150		2,227,311		2,082,927
Electric
Transmission and distribution	141,634		126,143		—		—
Generation	12,583		12,583		—		—
Other (1)	16,910		17,745		—		—
	171,127		156,471		—		—

Less — accumulated depreciation	(648,199)		(624,472)		(561,256)		(543,135)
Construction work in progress	304,929		237,131		245,314		195,742
Net utility plant	$	2,099,625	$	1,892,280	$	1,911,369	$	1,735,534

(1) Includes intangible assets of $1.2 million for the years ended December 31, 2024 and 2023 for studies performed.

Schedule of components of intangible assets

As of December 31, 2024 and 2023, intangible assets consist of the following:


	Weighted Average Amortization	AWR December 31,				GSWC December 31,
(dollars in thousands)	Period	2024		2023		2024		2023
Intangible assets:
Conservation programs	3 years	$	9,486	$	9,486	$	9,486	$	9,486
Water and service rights (2)	30 years	8,695		8,695		8,124		8,124
Water planning studies	14 years	14,250		14,164		13,012		12,926
Total intangible assets		32,431		32,345		30,622		30,536
Less — accumulated amortization		(28,332)		(27,275)		(27,145)		(26,294)
Intangible assets, net of amortization		$	4,099	$	5,070	$	3,477	$	4,242

Intangible assets not subject to amortization (3)		$	383	$	383	$	382	$	382

(2) Includes intangible assets of $0.6 million for contracted services included in “Other Property and Investments” on the consolidated balance sheets as of December 31, 2024 and 2023.

(3) The intangible assets not subject to amortization primarily consist of organization and consent fees.

Schedule of estimated future consolidated amortization expenses related to intangible assets

Estimated future consolidated amortization expense related to intangible assets are as follows (in thousands):


	Amortization Expense
2025	$	984
2026	984
2027	873
2028	863
2029	87
Total	$	3,791

Schedule of reconciliation of the beginning and ending aggregate carrying amount of the asset retirement obligations

The following is a reconciliation of the beginning and ending aggregate carrying amount of asset retirement obligations, which are included in “Other Credits” on the balance sheets as of December 31, 2024 and 2023:


(dollars in thousands)	GSWC
Obligation at December 31, 2022	$	10,103
Accretion	406
Obligation at December 31, 2023	$	10,509
Additional liabilities incurred	148
Liabilities settled	(328)
Accretion	426
Obligation at December 31, 2024	$	10,755