TXL -G-

Oil // district 10 // lease#25740

op: SHERIDAN PRODUCTION COMPANY, LLC

fields: COWDEN, NORTH

cum_oil

203k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

2023-03

-- production_history

cum_oil: 203,070 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,790 BBL/mo

Di (annual)

39.4%

b-factor

0.0

EUR

54,490 BBL

R-squared

0.815

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4RIAL OIL CO.14,2001980-07-03
3RIAL OIL CO.14,2001980-06-18
2RIAL OIL CO.14,2001979-12-14
1RIAL OIL CO.14,2001979-12-10
EOF // data source: Texas Railroad Commission // 2026