RING "A" UNIT

Oil // district 3 // lease#26084

op: SOUTHERN BAY OPERATING, L.L.C.

cum_oil

740k BBL

cum_gas

0 MCF

wells

5

production

2012-01 — 2026-03

peak_month

2012-10

-- production_history

cum_oil: 740,263 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

27,827 BBL/mo

Di (annual)

83.3%

b-factor

0.4

EUR

659,221 BBL

R-squared

0.910

type

hyperbolic

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HSOUTHERN BAY OPERATING, L.L.C.116,5002012-07-03
3HSOUTHERN BAY OPERATING, L.L.C.116,5002012-04-19
4HSOUTHERN BAY OPERATING, L.L.C.116,5002012-04-19
2HSOUTHERN BAY OPERATING, L.L.C.116,5002011-12-20
1HSOUTHERN BAY OPERATING, L.L.C.116,5002011-09-15
EOF // data source: Texas Railroad Commission // 2026