STUMBERG RANCH

Oil // district 1 // lease#15309

op: SN EF MAVERICK, LLC

cum_oil

2.8M BBL

cum_gas

0 MCF

wells

22

production

2010-11 — 2026-03

peak_month

2014-11

-- production_history

cum_oil: 2,752,532 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

149,627 BBL/mo

Di (annual)

802.3%

b-factor

1.5

EUR

3,341,057 BBL

R-squared

0.523

type

hyperbolic

-- wells (22)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
16HASN EF MAVERICK, LLC18,6002019-10-07
16HCSN EF MAVERICK, LLC18,6002019-10-07
16HDSN EF MAVERICK, LLC18,6002019-10-07
16HESN EF MAVERICK, LLC18,6002019-10-07
53HANADARKO E&P ONSHORE LLC18,4002015-11-10
54HANADARKO E&P ONSHORE LLC18,4002015-11-10
55HANADARKO E&P ONSHORE LLC18,4002015-11-10
56HANADARKO E&P ONSHORE LLC18,4002015-11-10
52HRANADARKO E&P ONSHORE LLC18,5002015-06-03
51HANADARKO E&P ONSHORE LLC18,5002013-10-28
40HANADARKO E&P ONSHORE LLC18,5002013-10-25
41HANADARKO E&P ONSHORE LLC18,5002013-10-25
42HANADARKO E&P ONSHORE LLC18,5002013-10-25
45HANADARKO E&P ONSHORE LLC18,5002013-10-25
46HANADARKO E&P ONSHORE LLC18,5002013-10-25
47HANADARKO E&P ONSHORE LLC18,5002013-10-25
48HANADARKO E&P ONSHORE LLC18,5002013-10-25
50HANADARKO E&P ONSHORE LLC18,5002013-10-25
36HANADARKO E&P ONSHORE LLC18,8002013-09-10
38HANADARKO E&P ONSHORE LLC18,8002013-09-10
39HANADARKO E&P ONSHORE LLC18,8002013-09-10
4HANADARKO E&P COMPANY LP18,0002010-07-21
EOF // multi-state drilling data platform // 2026