BLOCK 86 UNIT

Gas // district 2 // lease#180871

op: CALPINE NATURAL GAS COMPANY

cum_oil

0 BBL

cum_gas

4k MCF

wells

1

production

1999-02 — 1999-05

peak_month

1999-04

-- production_history

cum_oil: 0 BBL cum_gas: 4,129 MCF

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3SHERIDAN ENERGY,INC.68,5002000-02-01
EOF // data source: Texas Railroad Commission // 2026