Lessons Learned from Hurricane Ike

September 17, 2009

Mark Vest, Dayton Power & Light

�Channel 7 - Possible winds of 30-50 mph, more likely 30-35

mph

�Dayton Daily News - showers and thunderstorms

Little to No Warning

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DAYTON DAILY NEWS

Extraordinary & Unprecedented Storm

�Severe Winds Caused

Widespread Damage

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The hurricane-force winds…

�… that swept across Ohio were

unprecedented in the history of

DP&L and the state.

�300,000 customers impacted

DP&L FACTS:

500,000 customers

14,000 miles of wire

6,000 square miles of

service territory

•Typical storm affects 20,000-30,000 customers

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•Typical storm affects 20,000-30,000 customers

•Previous high for customers impacted = 100,000

Damage Statistics

� Statewide• 2 million customers out• $675 million in damage in the

Ohio Valley (Ohio Insurance Institute)

� DP&L equipment replaced • 844 poles

• 680 transformers

• 45 miles of wire/cable down/repaired

• 8,015 fuses

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• 8,015 fuses

• 459 cross arms

• 6,576 insulators

• 720 braces

• 1,120 cutouts

• 25,210 connectors

• 419 arresters

Over 3 months of inventory used

in 2 weeks

� Quickly Implemented Storm Plan on Sunday 9/14

� 1,700-Person Restoration Team

• 300 DP&L field employees

• 75 DP&L call center representatives

• 800 outside linemen, support personnel

DP&L Mobilization & Restoration Resources – 24/7

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• 800 outside linemen, support personnel

• 400 line clearance contractors

• 145 DP&L management & engineering employees

� Required Materials Available – transformers, poles, wire

� Operational Centers – Dayton, North Dayton, Greenville, Eaton, Sidney,

Marysville, Washington Court House, Xenia

� Additional materials staging area at I-675 and Far Hills, and Dorothy

Lane and Wilmington Pike

DP&L’s Restoration Assessment

�Relies on customer calls – 877-4OUTAGE

• Outage calls automatically sent to DP&L’s outage management system

• Over 1 million calls in first 24 hours. Approximately 610,000 calls to 877-

4OUTAGE and DP&L customer service from 9/13-9/27

�Visual damage assessments from field

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�Visual damage assessments from field

�Customer-specific information

requires technology upgrade

Operational Refinements

�Educating customers about DP&L restoration process and

long term preparation

�Storm Initiatives/Programs

�Coordination with regional EMA group

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�Coordination with regional EMA group

�Working with southern utilities to learn from their

hurricane restoration experience

�Evaluate available new technology

• Smart meters

General Areas of Focus

• Local Governments involvement

• Media Management and Message

• Fortifying Resources

• Process Improvements

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• Process Improvements

• System Improvements

• Call Center and Telecommunications

Local Governments

• Goal: Improve coordination of activities, understand

priorities and establish protocols

• Process: Meet with major players and county EMA’s;

establish committee structure; focus on EMA role

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• Status:

A Identifying Critical Government and Community Accounts

B Communication Protocol

C Public Information Campaign

Local Governments

• County EMA’s are designated as single point of contact with DP&L for emergency coordination

– Local governments will provide critical facilities list to County EMA

– EMA will coordinate with local governments for resource assistance needed for residents including, residential life support customers

• Communication structure developed to communicate with mass audiences:

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audiences:

– Phone conferencing set-up with AT&T to provide information to as many as 200 participants

– Conference calls with County EMA’s twice a day

– Ability to text messages to County EMA Directors

• Working with local government committee of the Dayton Area Mayors and Managers Association to finalize coordination plan

External Communication in Outages

– Provide more public service info on an ongoing basis

• via news release & link to expanded info on Web site

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• via news release & link to expanded info on Web site

• Safety in everyday and emergency situations

– Contact news media proactively to communicate our message

• In area-wide outages participate in planned, daily news briefings with county, city and emergency management

– Corporate Communications Team to meet & coordinate in advance with her counterparts in Dayton, Montgomery County & Office of Emergency Management

Fortifying Resources

• Gain access to additional

Transmission and

Distribution Line resources

• Evaluate various mutual

assistance groups for

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assistance groups for

potential membership

• Joined SEE, strengthening

status in GLMA

Southeastern Electric Exchange

Alabama Power Company Duke Energy Corporation OGE Energy Corporation

Allegheny Energy Entergy Corporation Pepco Holdings, Inc.

American Electric Power Eon - US Progress Energy

CenterPoint Energy Florida Power & Light SCANA Corporation

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Cleco Corporation Florida Public Utilities

Company

Southern Company

Services

Constellation Energy Group Georgia Power Company Southern Nuclear Operating

Dayton Power and Light Gulf Power Company Tampa Electric Company

Dominion Resources Inc Mississippi Power Company Texas New Mexico Power

Great Lakes Mutual Assistance

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Process Improvements

• Review restoration process

• Identify improvement areas, research best

practices, implement

• Identified the following:

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• Identified the following:

– Wires down

– Assessment process

– Customer communication - Estimated Restoration

Times

Wire Down Initiative

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• Concerns of Civic & EMA leadership

• Communication and Education – dedicated e-mail box

• Field Response – dedicated crews & wire watchers

“Break-Away” Conductor

• Overhead service drops are subject to storm damage from downed trees and branches – Results in downed wires, possibly live wires

– Broken neutrals and part-outs

– Damage to customer’s mast/entrance cable

• New service entrance disconnect system

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• New service entrance disconnect system– Mechanical weak link built into the system which

safely disconnects service at pole

– Reduce damage to service conductor or customer equipment

– Safety - reduces down live wires and speeds restoration effort

• Identifying area to test product in field

Damage Assessment

27 Teams Identified and Circuits Assigned

ASSESSED: ENERGIZED

DAMAGE ASSESSMENT

COLOR CODING FEEDER PRINTS

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ASSESSED: DEENERGIZED

PRIMARY DOWN/TRANSFORMER DAMAGE:

SECONDARY/SERVICE DOWN:

TREE WORK REQUIRED:

System Improvements

• Circuit boundary map enhancement

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RJ1212 Circuit Boundary Map

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Call Center & Telecommunications

• Additional tie trunk to IVR installed Q4 (23

more lines)

• Additional Call Reps available

• Mutual Assistance- 21st Century

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• Mutual Assistance- 21st Century

• IVR Optimization

Questions ??