Post on 03-Jan-2016
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BridlewoodElectrical Service
Jenna Van VlietDistribution Asset Management
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About Hydro Ottawa
Obtain power from provincial grid and distribute it to 305,000 homes and businesses
Third-largest municipally owned electrical utility in Ontario
99.98% reliability
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June 8, 2012
A series of power outages caused by equipment failures• 4:13 a.m. - 131 customers lost power.• 5:30 a.m. – Transfer homes and businesses to
adjacent circuits. Power is restored to all but 10 customers. Crews continue making repairs.
• 9:15 a.m. – Another outage occurs affecting 9301 customers.
• Morning – Restore power in stages by transferring homes and businesses to adjacent circuits.
• 12 noon – Power is restored to all but 222 customers. Crews continue making repairs.
• 1:10 p.m. – Power is restored to all customers.
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Other Unplanned Outages in 2012
Date Cause Details
June 151:19 p.m.
Loss of supply from Hydro OneConstruction vehicle contacted overhead lines
21,252 customersRestored at 1:19 p.m.
June 84:13 a.m.
Equipment failure 9,301Restored in stages, all restored at 1:10 p.m.
May 268:21 a.m.
Underground cable failure on Equestrian Drive
96 customersRestored at 5:42 p.m.
May 4 1:08 a.m.
Loss of supply from Hydro One 24,583 customersRestored in stages, all restored at 3:27 a.m.
February 2111:26 a.m.
Equipment failure (switch) on Stonehaven Drive
3,941 customersRestored at 11:36 a.m.
February 5 5:30 a.m.
Underground cable failure on Country Lane
42 customersRestored in stages, all restored at 8:40 a.m.
February 1 6:50 p.m.
Unplanned outage occurred during switching
16 customersRestored at 6:52 p.m.
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Reliability in Kanata
We are proud of the progress that we have made over the past several years
Reliability has been improving
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Reliability in Kanata
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Investing in Kanata
Numerous upgrades to substations, circuits and transformers
From 2002 - 2005, invested 30% of sustainment budget in Kanata, which represents 9% of customers
Additional $10M invested 2005 - 2007
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Maple Grove Operations Centre
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Control Centre
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Underway: New Terry Fox MTS
Michael Cowpland Drive
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Causes of Power Outages
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Outage Communications
Power Outage Line 613-738-0188
Power Outage Map available online and on mobile phones www.hydroottawa.com
Twitter @hydroottawa