GOHLKE

Oil // district 13 // lease#12999

op: R2Q OPERATING LLC

cum_oil

5k BBL

cum_gas

0 MCF

wells

13

production

1993-01 — 2026-03

peak_month

1993-08

-- production_history

cum_oil: 4,686 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

115 BBL/mo

Di (annual)

13.3%

b-factor

0.1

EUR

11,344 BBL

R-squared

0.492

type

hyperbolic

-- wells (13)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
28MASSIE OIL COMPANY11,8502012-12-14
1MMASSIE OIL COMPANY15002006-01-24
2MMASSIE OIL COMPANY15002006-01-24
A 25NEWTON, RICHARD R.13501977-09-28
142-077-82678--------
2242-077-30436--------
2542-077-30515--------
2642-077-30631--------
A 142-077-02554--------
A 1W42-077-02556--------
A 242-077-02555--------
A 342-077-09967--------
A 442-077-81609--------
EOF // data source: Texas Railroad Commission // 2026