UNIVERSITY 8-4

Oil // district 10 // lease#39620

op: PIEDRA OPERATING, LLC

cum_oil

233k BBL

cum_gas

0 MCF

wells

8

production

2009-09 — 2026-03

peak_month

2011-01

-- production_history

cum_oil: 233,101 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

6,543 BBL/mo

Di (annual)

44.4%

b-factor

0.2

EUR

220,615 BBL

R-squared

0.889

type

hyperbolic

-- wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8MYCO INDUSTRIES, INC.211,5002010-10-15
7MYCO INDUSTRIES, INC.211,5002010-09-09
4MYCO INDUSTRIES, INC.211,5002010-07-27
5MYCO INDUSTRIES, INC.211,5002010-07-27
6MYCO INDUSTRIES, INC.211,5002010-07-27
3MYCO INDUSTRIES, INC.211,5002010-06-29
2MYCO INDUSTRIES, INC.211,5002009-07-28
1MYCO INDUSTRIES, INC.111,3002009-02-05
EOF // multi-state drilling data platform // 2026