BIG MINERAL CREEK/BARNES SD/UNIT

Oil · District 09 · Lease #12557

Operator: VENOCO, INC.

Cum Oil

267k BBL

Cum Gas

105k MCF

casinghead

Wells

40

Production

1993-01 — 1998-11

Peak Month

1993-08

Production History

Cum Oil: 267,260 BBL Cum Gas: 105,250 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,459 BBL/mo

Di (annual)

11.0%

b-factor

2.0

EUR

1,197,173 BBL

R-squared

0.561

type

hyperbolic

Operator History (from monthly production reports)

1996-08 — 2008-03 VENOCO, INC. 140 mo
1993-01 — 1996-07 SHELL WESTERN E&P INC. 43 mo

Wells (40)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
210FLINTLOCK EXPLORATION, LLC37,1022019-07-03
217FLINTLOCK EXPLORATION, LLC410,8122017-11-02
237FLINTLOCK EXPLORATION, LLC15,4232017-10-20
223FLINTLOCK EXPLORATION, LLC37,1002014-10-03
4WSFLINTLOCK EXPLORATION, LLC210,5812014-07-22
241FLINTLOCK EXPLORATION, LLC38,0002013-08-12
248FLINTLOCK EXPLORATION, LLC37,1001994-09-16
239WFLINTLOCK EXPLORATION, LLC17,3391993-11-18
242WFLINTLOCK EXPLORATION, LLC27,4171988-10-10
249FLINTLOCK EXPLORATION, LLC17,3301988-09-30
236FLINTLOCK EXPLORATION, LLC25,3001988-09-27
208WFLINTLOCK EXPLORATION, LLC15,3811988-05-12
247WFLINTLOCK EXPLORATION, LLC17,0451986-10-28
231WFLINTLOCK EXPLORATION, LLC15,4001986-06-30
212WFLINTLOCK EXPLORATION, LLC15,3501986-06-09
246WVENOCO INC.17,9781984-01-27
215WFLINTLOCK EXPLORATION, LLC17,2601983-02-25
200UVENOCO INC.16,9151982-07-14
200WVENOCO INC.16,9151982-07-14
224WFLINTLOCK EXPLORATION, LLC15,3501982-04-13
243WFLINTLOCK EXPLORATION, LLC15,2201979-03-20
1D42-181-01810FLINTLOCK EXPLORATION, LLC------
20242-181-00847FLINTLOCK EXPLORATION, LLC------
203W42-181-01865FLINTLOCK EXPLORATION, LLC------
204W42-181-01870VENOCO INC.------
205W42-181-00164VENOCO INC.------
20642-181-01228FLINTLOCK EXPLORATION, LLC------
214W42-181-00165VENOCO INC.------
216W42-181-00479VENOCO INC.------
21842-181-01813FLINTLOCK EXPLORATION, LLC------
219W42-181-00628FLINTLOCK EXPLORATION, LLC------
22042-181-01830FLINTLOCK EXPLORATION, LLC------
222W42-181-01234VENOCO INC.------
22742-181-00167FLINTLOCK EXPLORATION, LLC------
228W42-181-02055FLINTLOCK EXPLORATION, LLC------
229W42-181-01699VENOCO INC.------
230W42-181-01697FLINTLOCK EXPLORATION, LLC------
232W42-181-01683VENOCO INC.------
234W42-181-30037FLINTLOCK EXPLORATION, LLC------
23542-181-30153FLINTLOCK EXPLORATION, LLC------