ELKIN "Q"

Oil // district 10 // lease#33190

op: PIONEER NATURAL RES. USA, INC.

cum_oil

50k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2015-07

peak_month

1993-01

-- production_history

cum_oil: 50,175 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

541 BBL/mo

Di (annual)

12.5%

b-factor

0.0

EUR

51,821 BBL

R-squared

0.671

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PARKER & PARSLEY, LTD.19,4751991-03-05
EOF // multi-state drilling data platform // 2026