Form Ogb-10a - One-Point Back-Pressure Test Report For Gas Wells Page 2

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Form OGB-10A

_________________________

(Page 2)

Permit number

Has the allowable for this well been established by the State Oil and Gas Board? ___________________________________________

If so, state order number ___________________________________ and allowable _______________________________________

TABLE OF NOMENCLATURE

- Field barometric pressure, psia.

- Shut-in wellhead pressure, psia (length of shut-in, minimum 24 hours).

- Static column wellhead pressure corresponding to the flowing wellhead pressure, psia

(to be recorded at end of each flow rate).

- Flowing wellhead pressure, psia

- Static pressure at point of gas measurement, psia.

- Flowing pressure at vertical depth, H, psia.

- Shut-in pressure at vertical depth, H, psia.

- Specific gravity of separator gas (air = 1.0).

- Length of the flow string from the middle of the pool to the pressure point at wellhead, feet.

- Vertical depth corresponding to L, feet.

- Meter differential pressure, inches of water.

- 24 hour rate of flow, Mcfd (14.65 psia and 60

F).

- Inside diameter, inches.

- Degrees, Rankine (absolute).

- Reduced pressure, dimensionless.

- Reduced temperature, dimensionless.

- Compressibility factor, dimensionless.

- Exponent of back-pressure equation, dimensionless.

- Angle of slope of back-pressure curve.

Remarks:

__________

________

___________________________________________________

Executed this the _______ day of __________

, 20 __

Signature

________________________________________

Before me, the undersigned authority, on this day personally appeared

known to me to be the person

whose name is subscribed to the above instrument, who being by me duly sworn on oath states that he/she is duly authorized to make the above report and that

he/she has knowledge of the facts stated therein, and that said report is true and correct.

_______

______________________

_________

Subscribed and sworn to before me this

day of

, 20

_____________________________________

_____________________

Notary Public in and for

SEAL

________________________________