S. M. A. UNIT -B-

Oil · District 09 · Lease #9536

Operator: WG OPERATING, INC.

Fields: WICHITA COUNTY REGULAR

Cum Oil

2.5M BBL

Cum Gas

42 MCF

casinghead

Wells

247

Production

1993-01 — 2026-04

Peak Month

1995-07

Production History

Cum Oil: 2,541,767 BBL Cum Gas: 42 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

18,429 BBL/mo

Di (annual)

14.8%

b-factor

0.6

EUR

2,528,746 BBL

R-squared

0.936

type

hyperbolic

Operator History (from monthly production reports)

2026-06 — 2026-07 WAGGONER OPERATING, L.L.C. 2 mo

2024-03 — 2026-05 DARA OPERATING COMPANY, LLC 27 mo

2020-01 — 2024-02 VINLAND TEXAS SERVICES LLC 50 mo

2013-11 — 2019-12 LAYLINE ENERGY I LLC 74 mo

2012-06 — 2013-10 HALCON OPERATING CO., INC. 17 mo

2000-08 — 2012-05 WG OPERATING, INC. 142 mo

1998-09 — 2000-07 BELCO ENERGY CORP. 23 mo

1993-01 — 1998-08 CODA ENERGY, INC. 68 mo

Wells (247)

WELL#	API	OPERATOR	PERMITS	DEPTH	LAST_ISSUED
420	42-485-44902	DARA OPERATING COMPANY, LLC	1	2,000	2010-05-17
406	42-485-44900	DARA OPERATING COMPANY, LLC	1	2,000	2010-05-12
411	42-485-44297	DARA OPERATING COMPANY, LLC	1	2,000	2007-10-08
416	42-485-44182	DARA OPERATING COMPANY, LLC	1	2,000	2006-11-03
417	42-485-44184	DARA OPERATING COMPANY, LLC	1	2,000	2006-11-03
418	42-485-44183	DARA OPERATING COMPANY, LLC	1	2,000	2006-11-03
407	42-485-44172	DARA OPERATING COMPANY, LLC	1	2,000	2006-10-18
415	42-485-44173	DARA OPERATING COMPANY, LLC	1	2,000	2006-10-18
419	42-485-44171	DARA OPERATING COMPANY, LLC	1	2,000	2006-10-18
412	42-485-44154	DARA OPERATING COMPANY, LLC	1	2,000	2006-08-16
413	42-485-44155	DARA OPERATING COMPANY, LLC	1	2,000	2006-08-16
405	42-485-44141	DARA OPERATING COMPANY, LLC	1	2,000	2006-08-07
408	42-485-44144	DARA OPERATING COMPANY, LLC	1	2,000	2006-08-07
409	42-485-44142	DARA OPERATING COMPANY, LLC	1	2,000	2006-08-07
410	42-485-44143	DARA OPERATING COMPANY, LLC	1	2,000	2006-08-07
404	42-485-43692	DARA OPERATING COMPANY, LLC	1	2,000	2002-02-20
44 A	42-485-43645	DARA OPERATING COMPANY, LLC	1	2,000	2001-09-11
399	42-485-43281	DARA OPERATING COMPANY, LLC	1	2,500	1996-12-02
400	42-485-43282	DARA OPERATING COMPANY, LLC	1	2,500	1996-12-02
402	42-485-43278	DARA OPERATING COMPANY, LLC	1	2,500	1996-12-02
403	42-485-43279	DARA OPERATING COMPANY, LLC	1	2,500	1996-12-02
401	42-485-43283	DARA OPERATING COMPANY, LLC	1	2,500	1996-11-27
363	42-485-43110	DARA OPERATING COMPANY, LLC	1	2,000	1995-05-19
370	42-485-43046	DARA OPERATING COMPANY, LLC	3	2,000	1995-05-19
373	42-485-43112	DARA OPERATING COMPANY, LLC	1	2,000	1995-05-17
384	42-485-43111	DARA OPERATING COMPANY, LLC	1	2,000	1995-05-15
364	42-485-43102	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-18
379	42-485-43101	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-18
380	42-485-43100	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-18
386	42-485-43099	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-18
388	42-485-43098	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-18
389	42-485-43097	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-18
365	42-485-43085	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-17
371	42-485-43086	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-17
376	42-485-43087	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-17
377	42-485-43088	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-17
378	42-485-43089	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-17
381	42-485-43090	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-17
382	42-485-43091	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-17
383	42-485-43084	DARA OPERATING COMPANY, LLC	1	2,000	1995-04-17
360	42-485-43053	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-08
366	42-485-43054	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-08
359	42-485-43052	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-07
367	42-485-43055	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-07
392	42-485-43056	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-07
393	42-485-43057	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-07
394	42-485-43058	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-07
395	42-485-43059	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-07
396	42-485-43060	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-07
397	42-485-43061	DARA OPERATING COMPANY, LLC	1	2,000	1995-02-07
361	42-485-43042	DARA OPERATING COMPANY, LLC	1	2,000	1995-01-26
362	42-485-43043	DARA OPERATING COMPANY, LLC	1	2,000	1995-01-26
368	42-485-43044	DARA OPERATING COMPANY, LLC	1	2,000	1995-01-26
369	42-485-43045	DARA OPERATING COMPANY, LLC	2	2,000	1995-01-26
372	42-485-43047	DARA OPERATING COMPANY, LLC	1	2,000	1995-01-26
374	42-485-43040	DARA OPERATING COMPANY, LLC	1	2,000	1995-01-26
375	42-485-43048	DARA OPERATING COMPANY, LLC	1	2,000	1995-01-26
385	42-485-43041	DARA OPERATING COMPANY, LLC	1	2,000	1995-01-26
387	42-485-43039	DARA OPERATING COMPANY, LLC	1	2,000	1995-01-26
390	42-485-43020	DARA OPERATING COMPANY, LLC	1	2,000	1994-11-23
391	42-485-43021	DARA OPERATING COMPANY, LLC	1	2,000	1994-11-23
344	42-485-42978	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-11
351	42-485-42981	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-11
352	42-485-42982	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-11
353	42-485-42983	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-11
357	42-485-42984	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-11
345	42-485-42979	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-09
350	42-485-42980	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-09
358	42-485-42985	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-09
343	42-485-42974	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-02
355	42-485-42975	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-02
356	42-485-42976	DARA OPERATING COMPANY, LLC	1	2,500	1994-08-02
354	42-485-42949	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-13
334	42-485-42942	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-08
335	42-485-42941	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-08
336	42-485-42940	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-08
337	42-485-42939	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-08
338	42-485-42938	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-08
339	42-485-42937	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-08
340	42-485-42936	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-08
341	42-485-42935	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-08
342	42-485-42934	DARA OPERATING COMPANY, LLC	1	2,500	1994-04-05
331	42-485-42924	DARA OPERATING COMPANY, LLC	1	2,500	1994-02-17
332	42-485-42917	DARA OPERATING COMPANY, LLC	2	2,500	1994-01-31
333	42-485-42916	DARA OPERATING COMPANY, LLC	2	2,500	1994-01-31
175	42-485-41370	DARA OPERATING COMPANY, LLC	2	3,450	1994-01-06
175W	42-485-41370	DARA OPERATING COMPANY, LLC	2	3,450	1994-01-06
313	42-485-42902	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-10
314	42-485-42901	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-10
315	42-485-42900	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-10
316	42-485-42899	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-10
317	42-485-42898	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-10
324	42-485-42903	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-10
325	42-485-42904	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-10
302	42-485-42889	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-05
318	42-485-42890	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-05
319	42-485-42891	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-05
320	42-485-42892	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-05
321	42-485-42893	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-05
322	42-485-42894	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-05
323	42-485-42895	DARA OPERATING COMPANY, LLC	1	2,500	1993-11-05
326	42-485-42883	DARA OPERATING COMPANY, LLC	1	2,500	1993-10-26
327	42-485-42884	DARA OPERATING COMPANY, LLC	1	2,500	1993-10-26
328	42-485-42885	DARA OPERATING COMPANY, LLC	1	2,500	1993-10-26
329	42-485-42886	DARA OPERATING COMPANY, LLC	1	2,500	1993-10-26
330	42-485-42887	DARA OPERATING COMPANY, LLC	1	2,500	1993-10-26
304	42-485-42870	DARA OPERATING COMPANY, LLC	1	2,500	1993-10-18
303	42-485-42873	DARA OPERATING COMPANY, LLC	1	2,500	1993-10-14
310	42-485-42871	DARA OPERATING COMPANY, LLC	1	2,500	1993-10-14
311	42-485-42872	DARA OPERATING COMPANY, LLC	1	2,500	1993-10-14
65A	42-485-42847	DARA OPERATING COMPANY, LLC	1	2,500	1993-07-28
57A	42-485-42843	DARA OPERATING COMPANY, LLC	1	2,500	1993-07-12
300	42-485-42839	DARA OPERATING COMPANY, LLC	1	2,500	1993-07-09
307	42-485-42840	DARA OPERATING COMPANY, LLC	1	2,500	1993-07-09
308	42-485-42841	DARA OPERATING COMPANY, LLC	1	2,500	1993-07-09
309	42-485-42842	DARA OPERATING COMPANY, LLC	1	2,500	1993-07-09
301	42-485-42831	DARA OPERATING COMPANY, LLC	1	2,500	1993-06-23
305	42-485-42832	DARA OPERATING COMPANY, LLC	1	2,500	1993-06-23
306	42-485-42829	DARA OPERATING COMPANY, LLC	1	2,500	1993-06-23
312	42-485-42830	DARA OPERATING COMPANY, LLC	1	2,500	1993-06-23
185	42-485-42594	DARA OPERATING COMPANY, LLC	1	2,000	1992-04-28
180	42-485-42597	DARA OPERATING COMPANY, LLC	1	2,000	1992-04-24
182	42-485-42598	DARA OPERATING COMPANY, LLC	1	2,000	1992-04-24
183	42-485-42592	DARA OPERATING COMPANY, LLC	1	2,000	1992-04-22
184	42-485-42593	DARA OPERATING COMPANY, LLC	1	2,000	1992-04-22
176	42-485-42473	DARA OPERATING COMPANY, LLC	1	2,000	1991-11-19
177	42-485-42479	DARA OPERATING COMPANY, LLC	1	2,000	1991-11-19
178	42-485-42476	DARA OPERATING COMPANY, LLC	1	2,000	1991-11-19
179	42-485-42475	DARA OPERATING COMPANY, LLC	1	2,000	1991-11-19
181	42-485-42474	DARA OPERATING COMPANY, LLC	1	2,000	1991-11-19
69	42-485-15414	DARA OPERATING COMPANY, LLC	1	1,752	1988-05-11
170	42-485-41367	DARA OPERATING COMPANY, LLC	2	2,050	1987-05-13
170L	42-485-41367	DARA OPERATING COMPANY, LLC	2	2,050	1987-05-13
170U	42-485-41367	DARA OPERATING COMPANY, LLC	2	2,050	1987-05-13
171	42-485-41369	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-13
172W	42-485-41368	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-13
173	42-485-41371	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-13
174	42-485-41372	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-13
165	42-485-41366	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-11
166	42-485-41365	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-11
166L	42-485-41365	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-11
166U	42-485-41365	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-11
167	42-485-41364	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-11
168	42-485-41363	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-11
169	42-485-41362	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-11
169L	42-485-41362	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-11
169U	42-485-41362	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-11
161	42-485-41360	DARA OPERATING COMPANY, LLC	2	2,050	1987-05-07
160	42-485-41355	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
160L	42-485-41355	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
160U	42-485-41355	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
162W	42-485-41361	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
163	42-485-41356	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
163L	42-485-41356	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
163U	42-485-41356	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
164	42-485-41357	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
164L	42-485-41357	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
164U	42-485-41357	DARA OPERATING COMPANY, LLC	1	2,050	1987-05-06
155	42-485-41350	DARA OPERATING COMPANY, LLC	1	2,050	1987-04-30
156	42-485-41351	DARA OPERATING COMPANY, LLC	2	2,050	1987-04-30
157	42-485-41349	DARA OPERATING COMPANY, LLC	1	2,050	1987-04-30
157L	42-485-41349	DARA OPERATING COMPANY, LLC	1	2,050	1987-04-30
157U	42-485-41349	DARA OPERATING COMPANY, LLC	1	2,050	1987-04-30
158	42-485-41348	DARA OPERATING COMPANY, LLC	1	2,050	1987-04-30
159	42-485-41347	DARA OPERATING COMPANY, LLC	1	2,050	1987-04-30
148	42-485-41094	DARA OPERATING COMPANY, LLC	1	2,050	1986-04-04
149	42-485-41091	DARA OPERATING COMPANY, LLC	1	2,050	1986-04-04
152	42-485-41093	DARA OPERATING COMPANY, LLC	1	2,050	1986-04-04
153	42-485-41090	DARA OPERATING COMPANY, LLC	1	2,050	1986-04-04
144	42-485-41035	DARA OPERATING COMPANY, LLC	1	2,000	1986-02-26
145	42-485-41038	DARA OPERATING COMPANY, LLC	1	2,000	1986-02-26
146	42-485-41036	DARA OPERATING COMPANY, LLC	1	2,000	1986-02-26
147L	42-485-41037	DARA OPERATING COMPANY, LLC	1	2,000	1986-02-26
147U	42-485-41037	DARA OPERATING COMPANY, LLC	1	2,000	1986-02-26
147W	42-485-41037	DARA OPERATING COMPANY, LLC	1	2,000	1986-02-26
150	42-485-41039	DARA OPERATING COMPANY, LLC	1	2,000	1986-02-26
151	42-485-41034	DARA OPERATING COMPANY, LLC	1	2,000	1986-02-26
142	42-485-40341	DARA OPERATING COMPANY, LLC	1	2,056	1985-03-21
143	42-485-40350	DARA OPERATING COMPANY, LLC	1	2,045	1985-03-21
90	42-485-03139	DARA OPERATING COMPANY, LLC	1	1,746	1980-04-30
100	42-485-87751	DARA OPERATING COMPANY, LLC	--	--	--
104	42-485-12415	DARA OPERATING COMPANY, LLC	--	--	--
106	42-485-87756	DARA OPERATING COMPANY, LLC	--	--	--
107W	42-485-05806	DARA OPERATING COMPANY, LLC	--	--	--
10W	42-485-87678	DARA OPERATING COMPANY, LLC	--	--	--
11	42-485-87679	DARA OPERATING COMPANY, LLC	--	--	--
110	42-485-87759	DARA OPERATING COMPANY, LLC	--	--	--
112	42-485-87761	DARA OPERATING COMPANY, LLC	--	--	--
114	42-485-87763	DARA OPERATING COMPANY, LLC	--	--	--
116	42-485-87764	DARA OPERATING COMPANY, LLC	--	--	--
117	42-485-87765	DARA OPERATING COMPANY, LLC	--	--	--
119	42-485-87766	DARA OPERATING COMPANY, LLC	--	--	--
120	42-485-87767	DARA OPERATING COMPANY, LLC	--	--	--
134	42-485-87771	DARA OPERATING COMPANY, LLC	--	--	--
135	42-485-30556	DARA OPERATING COMPANY, LLC	--	--	--
136	42-485-30662	DARA OPERATING COMPANY, LLC	--	--	--
137	42-485-30661	DARA OPERATING COMPANY, LLC	--	--	--
138	42-485-31294	DARA OPERATING COMPANY, LLC	--	--	--
139	42-485-31293	DARA OPERATING COMPANY, LLC	--	--	--
14	42-485-87682	DARA OPERATING COMPANY, LLC	--	--	--
140	42-485-31291	DARA OPERATING COMPANY, LLC	--	--	--
15W	42-485-87683	DARA OPERATING COMPANY, LLC	--	--	--
16	42-485-06505	DARA OPERATING COMPANY, LLC	--	--	--
18	42-485-87686	DARA OPERATING COMPANY, LLC	--	--	--
2	42-485-87670	DARA OPERATING COMPANY, LLC	--	--	--
22	42-485-06853	DARA OPERATING COMPANY, LLC	--	--	--
23W	42-485-87690	DARA OPERATING COMPANY, LLC	--	--	--
25	42-485-06854	DARA OPERATING COMPANY, LLC	--	--	--
26	42-485-87693	DARA OPERATING COMPANY, LLC	--	--	--
27	42-485-87694	DARA OPERATING COMPANY, LLC	--	--	--
28	42-485-06862	DARA OPERATING COMPANY, LLC	--	--	--
29	42-485-06863	DARA OPERATING COMPANY, LLC	--	--	--
30W	42-485-87697	DARA OPERATING COMPANY, LLC	--	--	--
33	42-485-87699	DARA OPERATING COMPANY, LLC	--	--	--
34	42-485-87700	DARA OPERATING COMPANY, LLC	--	--	--
35	42-485-87701	DARA OPERATING COMPANY, LLC	--	--	--
37W	42-485-87703	DARA OPERATING COMPANY, LLC	--	--	--
38	42-485-87704	DARA OPERATING COMPANY, LLC	--	--	--
41 A	42-485-30704	DARA OPERATING COMPANY, LLC	--	--	--
43	42-485-87707	DARA OPERATING COMPANY, LLC	--	--	--
44	42-485-87708	DARA OPERATING COMPANY, LLC	--	--	--
46W	42-485-87710	DARA OPERATING COMPANY, LLC	--	--	--
47 A	42-485-30703	DARA OPERATING COMPANY, LLC	--	--	--
48	42-485-87711	DARA OPERATING COMPANY, LLC	--	--	--
49 A	42-485-30702	DARA OPERATING COMPANY, LLC	--	--	--
51	42-485-87712	DARA OPERATING COMPANY, LLC	--	--	--
53	42-485-06392	DARA OPERATING COMPANY, LLC	--	--	--
54	42-485-87715	DARA OPERATING COMPANY, LLC	--	--	--
55	42-485-87716	DARA OPERATING COMPANY, LLC	--	--	--
56	42-485-87717	DARA OPERATING COMPANY, LLC	--	--	--
57	42-485-87718	DARA OPERATING COMPANY, LLC	--	--	--
59	42-485-03135	DARA OPERATING COMPANY, LLC	--	--	--
61 A	42-485-30705	DARA OPERATING COMPANY, LLC	--	--	--
65	42-485-87724	DARA OPERATING COMPANY, LLC	--	--	--
67	42-485-87726	DARA OPERATING COMPANY, LLC	--	--	--
68	42-485-87727	DARA OPERATING COMPANY, LLC	--	--	--
7	42-485-87675	DARA OPERATING COMPANY, LLC	--	--	--
73L	42-485-87731	DARA OPERATING COMPANY, LLC	--	--	--
73U	42-485-87731	DARA OPERATING COMPANY, LLC	--	--	--
77	42-485-87734	DARA OPERATING COMPANY, LLC	--	--	--
80W	42-485-87735	DARA OPERATING COMPANY, LLC	--	--	--
83	42-485-87736	DARA OPERATING COMPANY, LLC	--	--	--
86A	42-485-06079	DARA OPERATING COMPANY, LLC	--	--	--
88	42-485-87742	DARA OPERATING COMPANY, LLC	--	--	--
9	42-485-87677	DARA OPERATING COMPANY, LLC	--	--	--
92	42-485-87745	DARA OPERATING COMPANY, LLC	--	--	--
96	42-485-87747	DARA OPERATING COMPANY, LLC	--	--	--

S. M. A. UNIT -B-

Production HistoryBeta Production data is a work in progress — still being validated against RRC filings. Spot something off or have questions? [email protected]

Decline Curve Analysis

Operator History (from monthly production reports)

Wells (247)

Production History