MASTERSON "A"

Oil // district 14 // lease#4425

op: SNW OPERATING COMPANY

fields: PANHANDLE (RED CAVE)

cum_oil

99k BBL

cum_gas

0 MCF

wells

production

1993-01 — 2026-03

peak_month

1995-08

-- production_history

cum_oil: 98,531 BBL cum_gas: 0 MCF

-- decline_curve_analysis

892 BBL/mo

Di (annual)

17.5%

b-factor

0.3

EUR

83,044 BBL

R-squared

0.744

type

hyperbolic

-- wells (25)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
8409	42-375-30843	COASTAL OIL & GAS CORPORATION	1	2,300	1981-04-29
8347	42-375-30832	COASTAL OIL & GAS CORPORATION	1	2,300	1981-03-03
8403P	42-375-30829	COASTAL OIL & GAS CORPORATION	1	2,300	1981-03-03
8408	42-375-30831	COASTAL OIL & GAS CORPORATION	1	2,300	1981-03-03
8340	42-375-30699	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1980-02-28
8341	42-375-30700	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1980-02-28
8407	42-375-30701	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1980-02-28
8406	42-375-30698	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1980-02-21
8402	42-375-30667	GAS PRODUCING ENTERPRISES, INC.	2	2,300	1979-08-30
8309	42-375-30669	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-07-19
8310	42-375-30668	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-07-19
8311	42-375-30673	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-07-19
8312	42-375-30670	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-07-19
8313	42-375-30672	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-07-19
8314	42-375-30675	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-07-19
8315	42-375-30674	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-07-19
8305	42-375-30665	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-06-20
8306	42-375-30664	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-06-20
8307	42-375-30663	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-06-20
8308	42-375-30662	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-06-20
8401	42-375-30666	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1979-06-20
8301	42-375-30656	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1978-11-27
8302	42-375-30657	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1978-11-27
8303	42-375-30654	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1978-11-27
8304	42-375-30655	GAS PRODUCING ENTERPRISES, INC.	1	2,300	1978-11-27