Atucha 1

Operable

Details

Reactor Type	Pressurized Heavy Water Reactor (or PHWR)
Model	PHWR KWU
Owner	Nucleoelectrica Argentina S.A.
Operator	Nucleoelectrica Argentina S.A.

Timeline

Construction Start	Friday, 31 May 1968
First Criticality	Sunday, 13 January 1974
First Grid Connection	Tuesday, 19 March 1974
Commercial Operation	Monday, 24 June 1974

Specifications

Capacity Net	340 MWe
Capacity Gross	362 MWe
Thermal Capacity	1179 MWt
Design Net Capacity	319 MWe

Operational History

Electricity Supplied (GWh)

Energy Availability Factor (%)

Total Electricity Supplied (GWh)

Reactor History

Year	Reference Unit Power (MWe)	Annual Time Online (Hours)	Electricity Supplied (GWh)	Operation Factor (%)	Energy Availability Annual (%)	Energy Availability Cumulative (%)	Load Factor Annual (%)	Load Factor Cumulative (%)
1974	319	4458	947.50	66.00	50.30	50.30	50.30	50.30
1975	319	7730	2357.80	88.20	85.60	73.80	84.40	73.00
1976	319	7808	2408.60	88.90	86.90	79.00	86.00	78.20
1977	345	4650	1537.00	53.10	53.00	71.30	52.20	70.40
1978	345	8026	2711.81	91.60	90.90	75.90	89.70	74.90
1979	335	7551	2503.70	86.20	84.10	77.40	85.30	76.90
1980	335	6947	2180.50	79.10	73.50	76.80	74.10	76.40
1981	335	8120	2647.60	92.70	89.70	78.50	90.20	78.30
1982	335	5600	1753.60	63.90	59.20	76.20	59.80	76.10
1983	335	8101	2356.00	92.50	78.40	76.50	80.30	76.50
1984	335	8678	1706.12	98.80	98.70	78.60	58.00	74.80
1985	335	7159	1470.45	81.70	91.60	79.70	50.10	72.60
1986	335	7532	2204.96	86.00	75.80	79.40	75.10	72.80
1987	335	4391	1405.80	50.10	49.20	77.20	47.90	70.90
1988	335	2515	808.10	28.60	27.10	73.70	27.50	67.90
1989	335	0	0.00	0.00	0.00	68.90	0.00	63.50
1990	335	7201	1722.59	82.20	58.70	68.30	58.70	63.20
1991	335	8390	2721.89	95.80	92.60	69.70	92.80	64.90
1992	335	7089	2230.24	80.70	76.30	70.00	75.80	65.50
1993	335	7287	2403.66	83.20	82.20	70.70	81.90	66.40
1994	335	7916	2651.86	90.40	90.40	71.60	90.40	67.50
1995	335	8376	2671.71	95.60	92.30	72.60	91.00	68.60
1996	335	6990	2038.80	79.60	70.60	72.50	69.30	68.70
1997	335	8329	2720.14	95.10	93.40	73.40	92.70	69.70
1998	335	7242	2374.36	82.70	81.30	73.70	80.90	70.10
1999	335	4364	1395.50	49.80	47.80	72.70	47.60	69.20
2000	335	5038	1677.85	57.40	56.80	72.10	57.00	68.80
2001	335	4407	1425.96	50.30	48.70	71.20	48.60	68.00
2002	335	3030	1011.50	34.60	34.60	70.00	34.50	66.90
2003	335	6094	2020.60	69.60	68.80	69.90	68.80	66.90
2004	335	8250	2725.01	93.90	92.20	70.60	92.60	67.80
2005	335	7004	1997.96	80.00	68.50	70.60	68.10	67.80
2006	335	6403	2100.55	73.10	72.10	70.60	71.60	67.90
2007	335	8300	2718.74	94.80	93.80	71.30	92.60	68.60
2008	335	7562	2481.26	86.10	85.30	71.70	84.30	69.10
2009	335	7296	2397.18	83.30	82.90	72.00	81.70	69.50
2010	335	8560	2782.75	97.70	95.50	72.70	94.80	70.20
2011	335	7289	2334.46	83.20	79.60	72.90	79.60	70.40
2012	335	7521	2477.36	85.60	84.20	73.20	84.20	70.80
2013	340	7310	2449.53	83.40	82.60	73.40	82.80	71.10
2014	340	7875	2631.71	89.90	88.80	73.80	88.40	71.50
2015	340	6109	1951.35	69.70	66.00	73.60	65.50	71.40
2016	340	7700	2476.82	87.70	83.30	73.80	82.90	71.60
2017	340	7832	2359.66	89.40	79.70	74.00	79.20	71.80
2018	340	7393	2274.09	84.40	76.30	74.00	76.40	71.90
2019	340	7341	2392.40	83.80	80.30	74.20	80.30	72.10
2020	340	8067	2680.41	91.80	89.80	74.50	89.80	72.50
2021	340	7243	2318.78	82.70	77.80	74.60	77.80	72.60
2022	340	6528	2034.01	74.50	68.30	74.40	68.30	72.50
2023	340	6855	2197.12	78.20	73.80	74.40	73.80	72.50
2024	340	6284	2055.74	71.50	68.80	74.30	68.80	72.50