Commercial and Industrial Gas Rates

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Rates

	Comm and Ind Electric Rates
	Comm and Ind Gas Rates
	FERC Market-Based Sales Tariff

These rates are subject to market variables that may change monthly. Please consult your bill for the most current applicable rates.

	Distribution service rates		Natural gas supply services
	Total charges for customers with firm or interruptible gas supply		Balancing service cashout rates

The following rates are effective for service rendered on and after May 1, 2008.

Distribution service

Rate Classification (C&I = Commercial and Industrial)
Small C&I Distribution Service (GSD-1)
Customer Charge - Per Day	$0.6100
All Therms	$0.1322
Medium C&I Distribution Service (GSD-2)
Customer Charge - Per Day	$3.4520
All Therms	$0.0906
Large C&I Distribution Service (GSD-3)
Customer Charge - Per Day	$20.0110
All Therms	$0.0602
Interruptible Generation Distribution Service (IGD-1)
Customer Charge - Per Day	$102.00
All Therms	$0.0338
Seasonal Off-Peak Distribution Service (SD-1)
Customer Charge - Per Day	$1.75
All Therms	$0.0877
Contracted Distribution Service (CDS-1)
Customer Charge - Per Day	NA
All Therms	NA
Steam and Power Generation: Gas Distribution Service
Customer Charge - Per Day	$1,592.88
All Therms	$0.0358

Natural gas supply services

Rate Classification
Compressed Natural Gas Service (CNG-1)
Distribution Service - Per Therm	$0.2169
Administrative Charge - Per Therm	$0.0295
All Therms	$1.0633
Firm Gas Sales Service (FS-1)
Administrative Charge - Per Therm	$0.0330
All Therms	$1.0882
Interruptible Gas Sales Service (IS-1)
Administrative Charge - Per Therm	$0.0295
Telemetering Charge - Per Day	$1.50
All Therms	$1.0633
Interruptible Large Boiler Gas Sales Service (IS-2)
Administrative Charge - Per Day	$31.00
Telemetering Charge - Per Day	$1.50
All Therms	$1.0520
Large Annual Use Gas Sales Service
Administrative Charge - Per Day	$51.00
Electronic Metering Charge - Per Day	$1.50
Natural Gas Service - Firm	$1.0560
Natural Gas Service - Interruptible	$1.0520
Daily Balancing Service (DBS-1)
Administrative Charge - Per Day	$3.70
Telemetering Charge - Per Day	$1.50
Balancing Service Charge - First Tier	$0.02302
Balancing Service Charge - Second Tier	$0.03232
Backup Sales Service
Administrative Charge - Per Therm	$0.0295
All Therms	$1.0882

Total Charges for Business Customers With Firm or Interruptible Natural Gas Supply (These are combined charges from the components listed above)
Distribution Rate	Supply Rate	Per-Day Charges	Per-Therm Charges
GSD-1	FS-1	$0.6100	$1.2534
GSD-2	FS-1	$3.4520	$1.2118
GSD-2	IS-1	$4.9520	$1.1834
GSD-3	FS-1	$20.0110	$1.1814
GSD-3	IS-1	$21.5110	$1.1530
SD-1	IS-1	$1.7500	$1.1805
SP-1	LS-1	$1,645.3800	$1.0918
GSD-1 - Distribution rate for customers using less than 25,000 therms per year. GSD-2 - Distribution rate for customers using 25,000 to 200,000 therms per year. GSD-3 - Distribution rate for customers using more than 200,000 therms per year. SD-1 - Seasonal off-peak distribution service (available May-Nov.). FS-1 - Supply rate for customers receiving firm natural gas supply service. IS-1 - Supply rate for customers receiving interruptible natural gas supply service. SP-1 - Supply rate for customers on a firm basis who use at least 25 million therms per year.

Balancing service (DBS-1) monthly cashout rates

Effective for the monthly cashout of imbalances incurred in April 2008.

Overtake Cashout Price
Imbalance Ranges	Price Per Therm for Month-End Imbalances
Over 0% through 3.5%	$1.0244
Over 3.5% through 10%	$1.1781
Over 10% through 15%	$1.3317
Over 15% through 20%	$1.4342
Over 20%	$1.5366
Undertake Cashout Credit
Imbalance Ranges	Price Per Therm for Month-End Imbalances
Over 0% through 3.5%	$0.9505
Over 3.5% through 10%	$0.8080
Over 10% through 15%	$0.6654
Over 15% through 20%	$0.5703
Over 20%	$0.4753