Transcript Pepco

Pepco Benchmarking Study
1
Pepco Statistics
Number of Customers:
687,516 Customers
Service Area:
640 Square Miles
100% District of Columbia
61% Montgomery County
51% Prince George’s County
Number of Linemen/Splicers:
466 FTEs (including contractors)
SAIDI:
93 Minutes (1998 data exc. Storms)
SAIFI:
1.35 (1998 Sustained exc. Storms)
Sustained Outage is defined as any
outage with a duration of greater
than 1 minute.
2
Participating Companies
Chelan PUD
City of Alameda
City of Glendale
City of Redding
City of Riverside
CLECO
Com/Electric
Commonwealth Electric
Consolidated Edison
Duke Power
Duquesne Power
Edmonton Power
Entergy Arkansas
Entergy Gulf States (Louisiana)
Entergy Gulf States (Texas)
Entergy Louisiana Power & Light
Entergy Mississippi Power & Light
Entergy New Orleans PS
Florida Power & Light
Houston Lighting & Power
Knoxville Utilities Board
Los Angeles DWP
Nashville Electric Service
New York State E&G
Niagara Mohawk Power
Northern States Power
Northern States Power (WI)
Northern Virginia Electric Cooperative
OG&E Services
Omaha PPD
Pacific Gas & Electric
Pacificorp
PECO
Public Service Electric & Gas
Roseville Electric
Sacramento MUD
Silicon Valley Power
Southern California Edison
St. Joseph Light & Power
Tacoma Public Utility
Texan Utilities Electric
Toronto Hydro - Sear Office
Truckee-Donner PUD
Tucson Electric Power
United Illuminating
Western Resources
Winnipeg Hydro
3
Costs
4
T&D Expenditures
At $238.39 per customer, Pepco is slightly higher than the average but within
one standard deviation.
T&D Expenditures per Customer
$700.00
$600.00
(Positive)
Dollars per Customer
$500.00
$400.00
Pepco
$300.00
Mean: $234.92
$200.00
$100.00
$0.00
124 167 159 140 106 154 157 161 152 142 166 160 141 146 108 163 170 143 149 147 165 155 210 156 145 162 158 168 169 127 153 148 128 164 144 110 113 107
Company
Source: PHB Hagler Bailly/TB&A 1997 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 data
Note: Pepco is represented as company 210; Pepco number of customers (684,954) reflects the number reported in the 1997 FERC Form 1.
5
Total T&D Underground Expenditures per Customer
On a per customer basis, Pepco costs at $50.97 are above the mean but
within one standard deviation.
(Positive)
Pepco
Mean: $36.23
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 data.
Note: Pepco is represented as company 210; Underground Expenditures for Pepco: $34,913,575 Customers: 684,954.
6
Distribution Underground Expenditures per Customer
On a per customer basis, Pepco costs at $49.26 are above the mean but
within one standard deviation.
Distribution Underground Expenditures per Customer
$200.00
$180.00
(Positive)
Dollars per Customer
$160.00
$140.00
$120.00
$100.00
$80.00
Pepco
$60.00
Mean: $35.51
$40.00
$20.00
$0.00
113 162 107 111 170 153 210 114 112 158 155 125 121 126 108 127 144 163 149 152 157 147 154 145 156 159 143 109 141 124 122 160 161 148 146 167 169 140 164 165 168 142 123
Company
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 data.
Note: Pepco is represented as company 210; Distribution Underground Expenditures for Pepco: $33,742,229; Customers: 684,954.
7
Distribution Maintenance Expense per Customer
At $44.75 per customer, Pepco is above average but within one standard
deviation
(Positive)
Pepco
Mean: 41.48
Source: PHB Hagler Bailly/TB&A 1997 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 data
Note: Pepco is represented as company 210; Pepco number of customers (684,954) reflects the number reported in the 1997 FERC Form 1.
8
Underground Distribution Maintenance Expense per Customer
On a per customer basis, Pepco appears to have one of the higher levels of
distribution maintenance spending at $9.66.
Underground Distribution Maintenance Expense per Customer
$25.00
(Positive)
$20.00
Dollars per Customer
Pepco
$15.00
$10.00
Mean: $5.42
$5.00
$0.00
113 162 111 107 127 149 210 163 125 126 108 112 122 157 170 144 145 153 121 158 161 109 154 141 155 169 156 147 167 159 143 160 152 165 146 123 142 168 124 140 166 164 148
Company
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 data.
Note: Pepco is represented as company 210; Underground Distribution Maintenance Expenditures for Pepco: $6,617,986; Customers: 684,954.
9
Reliability
10
T&D Expenditures per Customer vs. SAIDI
Pepco is very close to the mean of T&D Expenditures per Customer and
SAIDI. This slide demonstrates that an adequate amount of expenditures
produces the same level of electrical system performance.
T&D Expenditures per Customer vs. SAIDI
1400
1200
1997 SAIDI Minutes
1000
(Neutral)
Pepco
800
600
400
200
0
0
100
200
300
400
500
600
T&D Expenditures
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data)
Note: Pepco is indicated by circled plot ($238.29 per customer, SAIDI minutes)
SAIDI data is depicted with storm related outages
11
T&D Expenditures per Customer vs. SAIFI
Pepco is pretty close to the mean for both T&D Expenditures and SAIFI. This
slide demonstrates that an adequate amount of expenditures produces the
same level of electrical system performance.
T&D Expenditures vs. SAIFI
4
Pepco (sustained)
3.5
3
(Neutral)
1997 SAIFI
2.5
2
1.5
1
0.5
0
0
100
200
300
400
500
600
T&D Expenditures
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 and Sustained SAIFI outage data.
Note: Pepco is indicated by circled plot ($238.29 per customer based on 1997 number of customers, 1.61 SAIFI outages) SAIFI data is depicted
with storm related outages
12
Distribution Expenditures per Customer vs. SAIDI
Pepco is very close to the mean of Distribution Expenditures per Customer
and SAIDI. This slide demonstrates that an adequate amount of expenditures
produces the same level of electrical system performance.
Distribution Expenditures per Customer vs. SAIDI
1,400
1,200
(Neutral)
1997 SAIDI in Minutes
1,000
Pepco
800
600
400
200
0
$0.00
$100.00
$200.00
$300.00
$400.00
$500.00
$600.00
Distribution Expenditure Dollars per Customer
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 and SAIDI data.
Note: Pepco is indicated by circled plot ($212.86 per customer (based on 1997 number of customers), 171 SAIDI minutes) SAIDI data is depicted with storm
related outages
13
Distribution Expenditures per Customer vs. SAIFI
Pepco is pretty close to the mean for both Distribution Expenditures and
SAIFI. This slide demonstrates that an adequate amount of expenditures
produces the same level of electrical system performance.
Distribution Expenditures per Customer vs. SAIFI
4.0
3.5
Pepco (sustained)
SAIFI in Outages
3.0
(Neutral)
2.5
2.0
1.5
1.0
0.5
0.0
$0
$100
$200
$300
$400
$500
$600
Distribution Expenditures per Customer (Dollars per Customer)
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 and Sustained SAIFI outage data.
Note: Pepco is indicated by circled plot ($212.86 per customer based on 1997 number of customers, 1.61 SAIFI outages) SAIFI data is depicted
with storm related outages
14
Distribution Maintenance Expenditures per Customer vs. SAIDI
Pepco is very close to the mean of Distribution Maintenance Expenditures
per Customer and SAIDI. This slide demonstrates that an adequate amount of
expenditures produces the same level of electrical system performance.
Distribution Maintenance Expense per Customer vs. SAIDI
1,400
1,200
(Neutral)
SAIDI in Minutes
1,000
800
Pepco
600
400
200
0
$0.00
$10.00
$20.00
$30.00
$40.00
$50.00
$60.00
$70.00
$80.00
Distribution Maintenance Expense per Customer (Dollars per Customer)
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 and SAIDI data.
Note: Pepco is indicated by circled plot ($44.75 per customer based on 1997 number of customers, 171 SAIDI minutes) SAIDI data is depicted
with storm related outages
15
Distribution Maintenance Expenditures per Customer vs. SAIFI
Pepco is pretty close to the mean for both T&D Expenditures and SAIFI. This
slide demonstrates that an adequate amount of expenditures produces the
same level of electrical system performance.
Distribution Maintenance Expenditures per Customer vs. SAIFI
4.0
3.5
SAIFI in Outages
3.0
Pepco (sustained)
2.5
(Neutral)
2.0
1.5
1.0
0.5
0.0
$0
$10
$20
$30
$40
$50
$60
$70
$80
Distribution Maintenance Expenditures per Customer (Dollars per Customer)
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data); 1997 Pepco FERC Form 1 and SAIFI outage data.
Note: Pepco is indicated by circled plot ($44.75 per customer based on 1997 number of customers, 1.61 SAIFI outages) SAIFI data is depicted
with storm related outages
16
Overall Customer Outage Minutes
Pepco is close to the mean of overall customer outage minutes per line mile.
Pepco customers experience less outage minutes.
Total Customer Outage Minutes per Line Mile - Including Storms
70,000
60,000
(Positive)
Total Customer Outage Minutes
50,000
40,000
30,000
Pepco
20,000
Mean: 9,661
10,000
0
45
1
18
53
46
40
19
25
2
9
11
34
37
14
44
35
47
29
21
33
5
32
8
31
36
210
38
10
7
26
6
3
13
20
22
43
49
Company
Source: PHB Hagler Bailly/TB&A 1997 T&D Survey (1996 Year-End Data)
Note: Pepco is represented as company 210
17
System Average Interruption Duration Index (SAIDI)
Pepco is slightly above the mean and within the first standard deviation.
Pepco operates the electrical system at about the level of the industry
average.
SAIDI
Including Storms and Prearranged Outages
1400
1200
(Neutral)
Minutes
1000
800
600
Pepco
400
Mean: 166.7
200
0
152 129 108 113 106 124 162 143 110 125 154 141 127 126 170 159 158 121 112 111 149 148 155 163 147 167 156 160 157 140 146 145 210 122 153 169 165 128 161 142 144 166 164 168
Company
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data)
Note: Pepco is represented as company 210
18
System Average Interruption Frequency Index (SAIFI)
Pepco is slightly above the mean and within the first standard deviation.
Pepco operates the electrical system at about the level of the industry
average.
SAIFI Including Storms and Prearranged Outages
4.0
3.5
(Neutral)
3.0
Pepco
Outages
2.5
2.0
Mean: 1.5
1.5
1.0
0.5
0.0
162 129 108 152 154 106 127 158 159 111 163 141 124 170 149 113 146 156 140 121 143 144 160 142 125 112 155 145 147 210 128 157 148 153 126 122 169 110 165 161 166 167 168
Company
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data)
Note: Pepco is represented as company 210; Pepco has 684,954 customers and 1.61 Sustained Outages SAIFI)
19
Sustained Outages SAIDI Three-year Trend
Pepco’s SAIDI performance is below the three-year industry average. Pepco’s
1997 performance is better than its 1996 and 1995 performance, indicating
improvements in Pepco’s system.
Three-Year SAIDI Trend
700
(Positive)
600
SAIDI in Minutes
500
400
300
Industry Three-year Mean: 190
200
100
0
Company
A
B
C
97YE_SAIDI
D
E
96YE_SAIDI
F
G
H
95 YE SAIDI
I
J
K
PEPCO
3-Year Average
Source: PHB Hagler Bailly/TB&A T&D Surveys
Note: Pepco is represented as company 210
20
Sustained Outages SAIFI Three-year Trend
Pepco’s SAIFI performance for 1997 is below the three-year industry average.
Pepco’s 1997 performance is better than its 1996 and 1995 performance,
indicating improvements in Pepco’s system.
Three-Year SAIFI Trend
(Positive)
3
2.5
SAIFI in Outages
2
1.5
Industry Three-year Mean: 1.4
1
0.5
0
Company
A
B
C
97YE_SAIFI
D
E
96YE_SAIFI
F
G
H
95 YE SAIFI
I
J
K
PEPCO
Three-Year Average
Source: PHB Hagler Bailly/TB&A T&D Surveys
Note: Pepco is represented as company 210
21
Tree Trimming Expenditures per OH Pole Mile
Pepco’s tree trimming expenditures, which have a direct impact on
reliability, demonstrate that Pepco’s level of spending is above the industry
average.
Tree Trimming Expense per OH Pole Miles
$14,000
(Positive)
$12,000
Dollars per OH Pole Mile
$10,000
Pepco
$8,000
$6,000
Mean: $3,777
$4,000
$2,000
$0
27
5
47
40
210
35
25
49
44
26
38
10
32
21
29
19
1
24
36
Company
Source: *PHB Hagler Bailly/TB&A 1997 T&D Survey (1996 Year-End Data)
Note: Pepco is represented as company 210 and is based on 1997 Data. If the 1999 budgeted amount of $5,856,937 were used the ratio would be $5,198 per OH
Line Mile which would bring Pepco above the mean. Pepco Tree Trimming costs have been doubled since their costs represent tree trimming every two
years and the other companies trim their trees every four to five years.
22
Tree Related Outages
Pepco has the highest amount of tree related outage minutes of any of the
companies surveyed. Demonstrates the significant impact of trees on
Pepco
reliability.
Average Customer Minutes of Interruption (inc. storms) Due to Trees
450
400
1997 Customer Outage Minutes
350
300
250
200
150
100
Mean: 38.09
50
0
106 154 152 126 113 124 146 108 170 125 143 158 127 128 111 141 122 159 157 112 169 109 155 110 147 163 149 167 156 161 148 168 153 164 145 162 121 140 129 165 166 144 142 210
Company
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data)
Note: Pepco is represented as company 210
23
Customer Satisfaction
24
T&D Line/Splicer Crew Staffing
Pepco is below the mean and the first standard deviation with 1,470
customers per T&D line/splicer crew personnel.
Customers per Total Line/Splicer Crew Personnel
3000
(Positive)
2500
Customers per Total Line/Splicer Crew FTEs
Pepco
2000
Mean: 1,635
1500
1000
500
0
111
123
128
121
113
143
142
147
110
108
124
106
165
210
169
153
146
109
140
164
127
163
161
166
149
154
144
167
141
152
Company
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data)
Note: Pepco is represented as company 210; Pepco has 684,954 customers and 466 Line/Splicer FTEs)
25
On-Duty Troublemen
Pepco is one of the many that have 24-Hour On-Duty/At Work
(Positive)
Pepco
On-Duty Troubleman Customer Coverage
100%
90%
80%
Percent of Customers
70%
60%
50%
40%
30%
20%
10%
0%
114 107 113 112 106 126 121 142 145 148 143 160 164 168 159 167 158 165 169 152 146 109 147 110 108 166 155 144 111 170 156 128 127 123 122 129 124 125 149 141 140 154 157 163 161 210
Company
24-Hour On-Duty/At Work
2nd Shift Coverage
3rd Shift Coverage
On-Call Coverage (On-Duty)
On-Call Coverage (Volunteer)
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data)
Note: Pepco is represented as company 210
26
On-Site, 24 Hour Response Crews
Not Available
13%
Have Crews
(Positive)
44%
Pepco
43%
Do Not Have Crews
Source: PHB Hagler Bailly/TB&A 1997 T&D Survey (1996 Year-End Data)
27
On-Site, 24 Hour Response Crews
(Positive)
Pepco
1 2 3 5 7 8 9 10 11 12 13 14 15 16 17 19 23 25 27 28 30 32 33 35 37 39 40 41 43 44 45 46 48 49 50 51 52 54 60 62 64 66 68 70 72 74 76 78 79 210
Do not have a system X X
Takes in SCADA
information and
analyzes outages to
isolate the devices
which are out of
service
Analyzes outages
based on customer
calls, to isolate the
devices which are out
of service
X
X X
X
X X X
X
X X X
X
X X
X X X X X
X
X
X
X
Automatically creates
switching orders
X
X X X
X X
X X X X X
X
X X
Other
Not Available
X
X
X
X X X
X X
X
X
43%
X
X
14%
X X X
X
39%
X
4%
X
X
X X
Percent
X
X
10%
16%
Source: *PHB Hagler Bailly/TB&A 1996 T&D Survey
Note: Pepco is represented as company 210; This table contains alternate company I.D. codes
28
Tree Trimming
29
Pepco Tree Caused Outages
Causes of Pepco Tree Caused Outages (Non-Storm)
Tree Uprooting
Overhanging Limbs
28%
36%
Other
10%
Branches from Side
Branches from Below
8%
10%
30
Pepco Customer Satisfaction with Tree Trimming
Complaints:
•
More removals and aggressive trimming desired
•
Too much debris left
•
Better responsiveness
•
Notification of trimming
•
More careful trimming
Overall Satisfaction with Pepco’s Tree Trimming Operations
Dissatisfied
20%
Somewhat Satisfied
15%
Completely/Mostly
Satisfied
65%
31
Pepco Tree Trimming Practices
Most Pepco customers are willing to have their trees trimmed aggressively.
Customers Willing to have Trees Trimmed Aggressively
Disagree
Completely/Strongly Agree
13%
71%
Desire more aggressive
trimming
Somewhat Agree
17%
District of Columbia customers are less supportive of aggressive trimming than those customers in Montgomery County.
Prince George’s customers are the least opposed to aggressive trimming.
32
Pepco Customer Satisfaction with Trees Trimmed on or Near Property
Most Pepco customers are satisfied with Pepco’s private and public tree
trimming.
Customer Satisfaction with How Private and Public Trees were Trimmed Near Their Property
Dissatisfied
28%
Completely/Mostly
Satisfied
Somewhat Satisfied
55%
17%
33
Pepco Tree Trimming and Reliability
Most Pepco customers feel that reliability has been enhanced due to tree
trimming practices.
Customer Perception of Reliability based on Tree Trimming
Reliability Not Affected
by Tree Trimming
13%
Reliability Somewhat
Enhanced due to Tree
Trimming
17%
Reliability Enhanced due
to Tree Trimming
70%
34
Tree Trimming at Service Drop Locations
Pepco is one of the few companies that do trim at customer service drop
locations.
(Positive)
Pepco
Who is responsible for tree-trimming around service drops?
17
Company
Customer
43
28
20
32
3
24
X
X
Contractor
49
11
42
44
21
X
X
X
X
X
X
X
X
X
X
210
Percent
X
23%
69%
8%
– Most companies noted exceptions for the elderly or for limbs that are resting on the
line itself
Note: Pepco represented as company 210
Source: PHB Hagler Bailly/TB&A analysis
35
Safety
36
Distribution Recordable Incident Rate
Pepco’s distribution recordable incident rate is lower than the industry
average which shows Pepco’s commitment to the safety of the public and its
employees.
Distribution Recordable Incident Rate
25
(Positive)
20
15
Rate
Pepco
10
Mean: 8.1
5
OSHA Mean: 3.3
0
148
149
154
155
160
145
157
163
127
166
161
167
158
210
164
168
111
128
169
165
144
125
122
129
113
123
Company
Source: PHB Hagler Bailly/TB&A 1998 T&D Survey (1997 Year-End Data); United States Bureau of Labor Statistics (BLS) “Workplace Injuries and Illnesses in 1997”
Note: Pepco is represented as company 210 and is based on the1998 Recordable Case Rate which is 7.6, OSHA Mean is the Total Lost Workday Cases Total for
Injuries for Electric, Gas, and Sanitary Services
37
Support Services
38
Distribution Service Levels/Fill-Rates
Pepco is above the mean for distribution service levels.
Distribution Fill Rate
Pepco
120.00%
100.00%
Mean: 94%
Fill Rate
80.00%
60.00%
40.00%
20.00%
0.00%
51
95
3
32
28
50
72
92
96
9
10
2
13
15
16
27
33
41
49
79
11
93
1
5
39
40
62
78
76
210
7
45
46
48
54
68
74
12
66
90
Company
Source: *PHB Hagler Bailly/TB&A 1997 T&D Survey (1996 Year-End Data)
Note: Pepco is represented as company 210 and is based on 1998 Data.
39
Line/Splicer Crew Vehicles per Line/Splicer Crew FTEs
Line/Splicer Vehicles per Line/Splicer FTEs
3.0
2.5
(Neutral)
Vehicle per FTE
2.0
Pepco
1.5
Mean: 0.95
1.0
0.5
0.0
124 110 152 111 161 108 123 163 146 109 140 143 149 128 154 147 127 153 144 141 210 121 142 164 169 165 166 106 167
Company
Source: *PHB Hagler Bailly/TB&A 1997 T&D Survey (1996 Year-End Data)
Note: Pepco is represented as company 210 and is based on 1998 Data.
40