Northern Natural Gas

Daily Delivery Variance Charges (DDVC) Structure

DDVC Penalty (higher of existing fixed-rate or index multiple)

Existing Fixed-Rate

Index Multiple

Standard Days (no SOL, SUL or Critical Day)

System Overrun Limitation (SOL)

Critical Day

System Underrun Limitation (SUL)

$1.00

1.25x

Index – The highest published Platts “Gas Daily" Midpoint price on the applicable day at any of the applicable index points of:

Market Area – Northern, demarc and Northern, Ventura ; or

Field Area – Panhandle, Tx.-Okla. and El Paso, Permian.

Refer to the charts located in the DDVC and SMS Information section on the Training Materials webpage for examples of the Daily Delivery Variance Charges (DDVCs) structure as defined in Northern's FERC Gas Tariff Part 4, Section 8.

Gas Day:

To Gas Day:

Location (Select Field or Market):

Gas Day	Location	Standard	System Underrun Limitation (SUL)	System Overrun Limitation (SOL)		Critical Day
Gas Day	Location	Standard	Negative	Positive	Punitive	Positive (First 2%)	Positive (Next 3%)	Punitive Level I	Punitive Level II
No records to display.

Applicable Standard rate is the Market Area interruptible rate including the ACA unit surcharge and electric compression commodity rate.
All rates, with the exception of the Standard rate, are the greater of the fixed-rate or the highest published Platts “Gas Daily" Midpoint price on the applicable day at any of the applicable index points, which is Northern, Demarc and Northern, Ventura for the Market Area or Panhandle, Tx.-Okla. and El Paso, Permian for the Field Area, times the appropriate multiple pursuant to Sheet No. 53 in Northern's FERC Gas Tariff.

The information provided represents anticipated rates to illustrate DDVC charge calculations. Actual rate may vary pursuant to Northern's tariff.