CHALK, G. O.

Oil // district 10 // lease#42240

op: ROVER PETROLEUM OPERATING, LLC

cum_oil

550k BBL

cum_gas

0 MCF

wells

40

production

2011-12 — 2026-03

peak_month

2018-12

-- production_history

cum_oil: 550,261 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,807 BBL/mo

Di (annual)

6.5%

b-factor

0.0

EUR

848,405 BBL

R-squared

0.324

type

exponential

-- wells (40)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
56CFROVER PETROLEUM OPERATING, LLC14,3002018-12-07
55CFROVER PETROLEUM OPERATING, LLC14,2002018-11-19
36CFROVER PETROLEUM OPERATING, LLC14,3002018-11-02
37CFROVER PETROLEUM OPERATING, LLC14,3002018-11-02
46CFROVER PETROLEUM OPERATING, LLC14,3002018-10-08
48CFROVER PETROLEUM OPERATING, LLC14,3002018-10-08
41CFROVER PETROLEUM OPERATING, LLC14,3002018-09-17
43CFROVER PETROLEUM OPERATING, LLC24,3002018-06-29
44CFROVER PETROLEUM OPERATING, LLC14,3002018-06-29
33CFROVER PETROLEUM OPERATING, LLC14,3002018-06-18
35CFROVER PETROLEUM OPERATING, LLC14,3002018-06-18
32CFMERIT ENERGY COMPANY14,3002014-03-18
31CFMERIT ENERGY COMPANY14,3002014-02-14
27VISTA RESOURCES, INC. (A)14,0001998-04-01
26VISTA RESOURCES, INC. (A)13,0001998-02-04
142-227-04390--------
1042-227-03884--------
11W42-227-03885--------
1242-227-10958--------
13W42-227-10975--------
1442-227-10976--------
1542-227-30012--------
15W42-227-30012--------
1642-227-30013--------
1742-227-30133--------
1842-227-30136--------
19W42-227-30132--------
1 W42-227-30060--------
1W42-227-30060--------
2042-227-30157--------
2242-227-30158--------
2342-227-30314--------
2442-227-30339--------
2542-227-30338--------
25W42-227-30338--------
442-227-01881--------
642-227-03856--------
742-227-03881--------
842-227-03882--------
942-227-03883--------
EOF // data source: Texas Railroad Commission // 2026