COBB, S. C.

Oil // district 8 // lease#3963

op: ECHOLS OIL COMPANY, L.L.C.

cum_oil

63k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2026-03

peak_month

1993-02

-- production_history

cum_oil: 62,948 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

343 BBL/mo

Di (annual)

15.0%

b-factor

0.0

EUR

27,402 BBL

R-squared

0.389

type

exponential

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11RIO OPERATING COMPANY13,5001988-05-02
10RIO OPERATING COMPANY13,5001987-03-23
9WICHITA INDUSTRIES, INC.14,0001981-07-31
1D42-429-01086--------
642-429-81033--------
EOF // multi-state drilling data platform // 2026