Darlington 1

Operable

Details

Reactor Type	Pressurized Heavy Water Reactor (or PHWR)
Model	CANDU 850
Owner	Ontario Power Generation
Operator	Ontario Power Generation

Timeline

Construction Start	Thursday, 1 April 1982
First Criticality	Monday, 29 October 1990
First Grid Connection	Wednesday, 19 December 1990
Commercial Operation	Saturday, 14 November 1992

Specifications

Capacity Net	878 MWe
Capacity Gross	934 MWe
Thermal Capacity	2776 MWt
Design Net Capacity	881 MWe

Sorry, we have no imagery here.

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 (%)
1990	-	-	-	-	-	-	-	-
1991	881	2703	2146.79	-	-	-	-	-
1992	881	1152	973.98	78.70	96.80	96.80	75.50	75.50
1993	881	7213	6016.23	82.30	78.70	81.30	78.00	77.60
1994	881	7446	6326.65	85.00	83.10	82.20	82.00	79.60
1995	881	8046	6853.27	91.80	89.70	84.50	88.80	82.50
1996	881	6827	5745.25	77.70	75.00	82.20	74.20	80.50
1997	881	7236	4765.08	82.60	62.30	78.40	61.70	76.90
1998	881	7717	6427.46	88.10	83.30	79.20	83.30	77.90
1999	881	8705	7175.13	99.40	93.00	81.10	93.00	80.00
2000	881	7615	6280.57	86.70	81.20	81.10	81.20	80.20
2001	881	8502	6980.80	97.00	90.40	82.10	90.40	81.30
2002	881	7887	6532.91	90.00	84.60	82.40	84.60	81.60
2003	881	7846	6562.38	89.60	85.10	82.60	85.00	81.90
2004	881	6540	5612.12	74.40	72.80	81.80	72.50	81.20
2005	878	8553	7366.26	97.60	96.20	82.90	95.70	82.20
2006	878	7520	6388.89	85.80	83.40	83.00	83.10	82.30
2007	878	8647	7412.62	98.70	96.80	83.90	96.40	83.20
2008	878	7125	6125.27	81.10	79.70	83.60	79.40	83.00
2009	878	8038	6870.24	91.80	89.80	84.00	89.30	83.40
2010	878	8660	7244.93	98.90	94.50	84.50	94.20	84.00
2011	878	7313	6256.80	83.50	81.60	84.40	81.40	83.80
2012	878	8468	7256.40	96.40	94.30	84.90	94.10	84.30
2013	878	8760	7454.01	100.00	97.10	85.40	96.90	84.90
2014	878	6848	5818.57	78.20	75.90	85.00	75.60	84.50
2015	878	6449	5480.95	73.60	71.40	84.40	71.30	83.90
2016	878	8784	7570.79	100.00	98.60	85.00	98.20	84.50
2017	878	6181	4638.42	70.60	60.30	84.00	60.30	83.60
2018	878	8606	7477.90	98.20	97.00	84.50	97.20	84.10
2019	878	8760	7619.17	100.00	99.10	85.10	99.10	84.60
2020	878	8784	7565.81	100.00	98.20	85.50	98.10	85.10
2021	878	6621	5603.75	75.60	72.90	85.10	72.90	84.70
2022	878	1080	943.49	12.30	12.30	82.70	12.30	82.30
2023	878	0	0.00	0.00	0.00	80.00	0.00	79.70