California Electrical Energy Generation

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California Electrical Energy Generation 2001 to current, Total Production, by Resource Type
Data as of September 2024
California Electrical Energy Generation, 1983 - 2000, Total Production, by Resource Type

Contact: David Gee | QFERGEN@energy.ca.gov

California Electrical Energy Generation, Total Production, by Resource Type
(Gigawatt Hours)

Total Generation

Energy Categories	2011 GWh	2012 GWh	2013 GWh	2014 GWh	2015 GWh	2016 GWh	2017 GWh	2018 GWh	2019 GWh	2020 GWh	2021 GWh	2022 GWh	2023 GWh
Total System Electric Generation	293,799	302,184	296,280	296,147	295,878	290,797	292,115	285,882	278,183	274,188	280,741	286,555	281,140
Total In-State Generation	201,371	199,650	199,616	199,501	196,859	198,471	206,411	195,234	200,945	192,332	196,605	202,357	215,623
Total CA Hydroelectric	42,737	27,461	24,101	16,482	13,946	28,993	43,312	26,298	38,501	21,418	14,545	17,616	31,919
CA Large Hydro	35,682	22,737	20,319	13,739	11,569	24,410	36,920	22,043	33,145	17,938	12,036	14,607	27,066
CA Small Hydro	7,055	4,724	3,782	2,742	2,377	4,583	6,392	4,256	5,356	3,481	2,509	3,009	4,853
CA Nuclear	36,666	18,491	17,860	17,027	18,525	18,931	17,925	18,268	16,163	16,280	16,477	17,627	17,714
CA Coal	2,096	1,263	824	802	311	324	305	296	250	317	303	273	257
CA Oil	36	49	39	45	54	37	33	35	36	30	39	65	36
CA Natural Gas	91,088	121,783	120,870	121,861	117,568	98,883	89,620	90,779	86,248	92,394	97,445	96,457	94,192
CA Geothermal	12,685	12,733	12,510	12,186	11,994	11,582	11,745	11,528	10,967	11,345	11,116	11,123	10,999
CA Biomass	6,058	6,204	6,553	6,779	6,362	5,902	5,838	5,915	5,956	5,720	5,472	5,412	5,037
CA Wind	7,598	9,242	11,964	13,104	12,191	13,499	12,867	14,087	13,688	13,708	15,339	14,095	13,920
CA Solar PV	226	1,023	3,794	9,145	13,055	17,383	21,893	25,055	26,423	28,458	33,422	37,271	39,420
CA Solar Thermal	889	867	686	1,624	2,446	2,548	2,464	2,545	2,303	2,277	2,065	2,102	1,923
CA Petroleum Coke	1,024	318	194	208	229	207	246	207	191	197	204	100	-
CA Waste Heat	267	217	222	237	177	182	163	223	220	187	178	215	206
Net Imports*	92,427	102,535	96,664	96,646	99,019	92,326	85,704	90,648	77,237	81,856	84,136	84,198	65,518

* Note - An annual summary of imports by fuel type can be found on the Total System Electric Generation webpage.

Non-Commercial Generation

Energy Categories	2011 GWh	2012 GWh	2013 GWh	2014 GWh	2015 GWh	2016 GWh	2017 GWh	2018 GWh	2019 GWh	2020 GWh	2021 GWh	2022 GWh	2023 GWh
Total Non-Commerical In-State Generation	99,082	78,145	74,851	67,754	68,319	77,321	84,042	70,863	76,539	64,813	59,349	62,701	71,864
CA Hydroelectric	34,437	22,693	20,506	14,041	11,957	23,682	34,707	21,608	30,820	18,147	12,501	15,139	25,575
CA Large Hydro	29,759	19,505	17,906	12,052	10,229	20,678	30,686	18,821	27,514	15,676	10,667	12,998	22,417
CA Small Hydro	4,679	3,187	2,600	1,990	1,728	3,004	4,021	2,787	3,306	2,471	1,834	2,141	3,158
CA Nuclear	36,666	18,491	17,860	17,027	18,525	18,931	17,925	18,268	16,163	16,280	16,477	17,627	17,714
CA Coal	-	-	-	-	-	-	-	-	-	-	-	-	-
CA Oil	30	29	28	30	31	31	31	31	32	25	30	32	30
CA Natural Gas	26,692	35,464	34,994	35,041	36,369	33,231	29,914	29,444	28,239	29,001	29,007	28,720	27,727
CA Geothermal	858	875	817	863	837	819	772	804	656	739	786	762	517
CA Biomass	39	39	20	11	8	3	2	4	3	1	1	1	0
CA Wind	286	282	259	286	137	179	278	290	262	266	221	127	61
CA Solar PV	73	273	368	455	454	446	413	414	365	354	325	293	240
CA Solar Thermal	-	-	-	-	-	-	-	-	-	-	-	-	-
CA Petroleum Coke	-	-	-	-	-	-	-	-	-	-	-	-	-
CA Waste Heat	-	-	-	-	-	-	-	-	-	-	-	-	-

Commercial Generation

Energy Categories	2011 GWh	2012 GWh	2013 GWh	2014 GWh	2015 GWh	2016 GWh	2017 GWh	2018 GWh	2019 GWh	2020 GWh	2021 GWh	2022 GWh	2023 GWh
Total In-State Generation	102,289	121,504	124,765	131,747	128,539	121,150	122,369	124,371	124,406	127,519	137,256	139,656	143,759
CA Hydroelectric	8,299	4,768	3,595	2,441	1,989	5,311	8,605	4,691	7,682	3,271	2,044	2,477	6,344
CA Large Hydro	5,924	3,231	2,413	1,688	1,341	3,732	6,234	3,222	5,631	2,261	1,368	1,609	4,649
CA Small Hydro	2,376	1,537	1,182	753	648	1,579	2,371	1,469	2,050	1,010	675	868	1,696
CA Nuclear	-	-	-	-	-	-	-	-	-	-	-	-	-
CA Coal	2,096	1,263	824	802	311	324	305	296	250	317	303	273	257
CA Oil	6	20	11	15	23	6	2	4	4	5	8	33	6
CA Natural Gas	64,397	86,319	85,876	86,820	81,199	65,652	59,707	61,335	58,009	63,393	68,438	67,738	66,464
CA Geothermal	11,826	11,858	11,693	11,323	11,156	10,763	10,973	10,724	10,311	10,606	10,330	10,361	10,482
CA Biomass	6,019	6,164	6,532	6,767	6,354	5,899	5,836	5,911	5,953	5,719	5,470	5,411	5,037
CA Wind	7,312	8,960	11,706	12,818	12,054	13,320	12,590	13,797	13,426	13,442	15,118	13,968	13,859
CA Solar PV	153	750	3,426	8,691	12,600	16,937	21,480	24,640	26,058	28,104	33,098	36,978	39,180
CA Solar Thermal	889	867	686	1,624	2,446	2,548	2,464	2,545	2,303	2,277	2,065	2,102	1,923
CA Petroleum Coke	1,024	318	194	208	229	207	246	207	191	197	204	100	-
CA Waste Heat	267	217	222	237	177	182	163	223	220	187	178	215	206

Import and Exports

Energy Categories	2011 GWh	2012 GWh	2013 GWh	2014 GWh	2015 GWh	2016 GWh	2017 GWh	2018 GWh	2019 GWh	2020 GWh	2021 GWh	2022 GWh	2023 GWh
Total Energy Exports	5,146	4,974	3,281	11,450	10,737	11,812	12,679	12,444	12,405	10,915	8,794	9,521	10,882
Total Northwest Exports	1,133	761	809	132	132	45	63	44	530	70	425	1,179	2,079
Total Southwest Exports	4,013	4,213	2,472	11,317	10,605	11,767	12,616	12,400	11,875	10,845	8,369	8,343	8,803
Total Energy Imports	97,574	107,509	99,945	108,096	109,756	104,138	98,382	103,092	89,642	92,771	92,930	93,719	76,400
Total Northwest Imports	36,352	40,231	35,897	37,393	35,932	42,423	39,936	39,561	24,461	41,263	32,998	35,359	18,004
Total Southwest Imports	61,222	67,278	64,048	70,703	73,824	61,715	58,446	63,531	65,182	51,508	59,932	58,360	58,396
Total Net Energy Imports (Imports less Exports)	92,427	102,535	96,664	96,646	99,019	92,326	85,704	90,648	77,237	81,856	84,136	84,198	65,518
Total Net Energy Northwest Imports	35,219	39,470	35,088	37,261	35,800	42,378	39,874	39,517	23,930	41,193	32,572	34,180	15,925
Total Net Energy Southwest Imports	57,209	63,065	61,576	59,386	63,219	49,948	45,830	51,130	53,307	40,663	51,564	50,017	49,593

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California Energy Commission
715 P Street
Sacramento, CA 95814

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