Texas oil lease

Producing

CERF, EUGENIA -A-

Name: CERF, EUGENIA -A- monthly oil and gas production, Navarro County, Texas
Creator: Texas Railroad Commission

Cerf, Eugenia -A- is an oil lease in Navarro County, Texas, operated by Ko Operating LLC in the Corsicana (Shallow) field.

1 well

175bbl oil, last 12 months−68% vs prior year

Operator: Ko Operating LLC
County: Navarro County
Field: Corsicana (Shallow)
RRC lease: 05-03854

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Where it sits

This county

Navarro County

Oil in Jul 2026: 12 bbl
Reporting since: Jan 2020

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Operator
Operator changed: Ko Operating LLC took over from Iskandia Energy Operating, Inc. in Oct 2024.
P-5
The previous operator's P-5 registration is listed as inactive since Feb 19, 2025 (last P-5 filed Jun 12, 2024).
Sales
Sales over the last 3 months fell to 13% of the 9 months before.

SourceRailroad Commission production, P-5 and P-4 records, data through Jul 2026.

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Production by month

Oil output fell 68% over the last 12 months

Oil (bars)
Last 12 months

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

Where the gas went

No gas disposition reported for this lease

The operator has not reported where the gas went in the months we hold.

Who has run this lease

The operator changed once, most recently in Oct 2024

Ko Operating LLC Oct 2024 to now
Iskandia Energy Operating, Inc. Jan 2020 to Sep 2024

SourceTexas Railroad Commission Production Data Query, through Jul 2026.

1 well on this lease

Wells on CERF, EUGENIA -A-
API number	Well no.	Status
42-349-34807	1SE	Shut-in

SourceTexas Railroad Commission Wellbore Query.

Buyers and gatherers

Companies named on the Form P-4, by product
Company	Product	Role	Share%	From	Until
Eastex Crude Company, LLC	Oil	Gathers	99	Sep 1, 2026	–
Plains Marketing, L.p.	Oil	Gathers	1	Sep 1, 2026	–
Plains Marketing, L.p.	Oil	Gathers	100	May 1, 2021	Sep 1, 2026
First River Energy, LLC	Oil	Gathers	50	Oct 1, 2016	May 1, 2021
Lion Oil Trading & Trans, LLC	Oil	Gathers	50	Aug 1, 2016	May 1, 2021

SourceRailroad Commission Form P-4 file, Sep 24, 2026 (source).

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2.06 acres on the newest permit

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Permits for Cerf, Eugenia -A-
API number	Well no.	Permit issued	Completed	Acreson the permit	Type
42-349-34807	1SE	May 21, 2007	Aug 8, 2007	2.06	Vertical

SourceRailroad Commission drilling permits, Sep 26, 2026 (source 1, source 2).

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36 months, newest first

Ledger for CERF, EUGENIA -A-
Month	Operator	Oil producedbbl	Oil soldbbl	WTI$/bbl	Henry Hub$/MMBtu
Jul 2026Ko Operating	Ko Operating LLC	12	0	$80.46	$2.89
Jun 2026Ko Operating	Ko Operating LLC	5	8	$84.81	$3.15
May 2026Ko Operating	Ko Operating LLC	2	0	$102.13	$2.94
Apr 2026Ko Operating	Ko Operating LLC	2	8	$100.32	$2.77
Mar 2026Ko Operating	Ko Operating LLC	2	0	$91.38	$3.04
Feb 2026Ko Operating	Ko Operating LLC	3	0	$64.51	$3.62
Jan 2026Ko Operating	Ko Operating LLC	6	0	$60.04	$7.72
Dec 2025Ko Operating	Ko Operating LLC	21	33	$57.97	$4.26
Nov 2025Ko Operating	Ko Operating LLC	9	0	$60.06	$3.79
Oct 2025Ko Operating	Ko Operating LLC	5	0	$60.89	$3.19
Sep 2025Ko Operating	Ko Operating LLC	28	71	$63.96	$2.97
Aug 2025Ko Operating	Ko Operating LLC	80	77	$64.86	$2.91
Jul 2025Ko Operating	Ko Operating LLC	79	78	$68.39	$3.20
Jun 2025Ko Operating	Ko Operating LLC	32	0	$68.17	$3.02
May 2025Ko Operating	Ko Operating LLC	53	146	$62.17	$3.12
Apr 2025Ko Operating	Ko Operating LLC	87	78	$63.54	$3.42
Mar 2025Ko Operating	Ko Operating LLC	89	0	$68.24	$4.12
Feb 2025Ko Operating	Ko Operating LLC	136	132	$71.53	$4.19
Jan 2025Ko Operating	Ko Operating LLC	36	79	$75.74	$4.13
Dec 2024Ko Operating	Ko Operating LLC	5	0	$70.12	$3.01
Nov 2024Ko Operating	Ko Operating LLC	4	0	$69.95	$2.12
Oct 2024Ko Operating	Ko Operating LLC	9	0	$71.99	$2.20
Sep 2024Iskandia Energy	Iskandia Energy Operating, Inc.	10	48	$70.24	$2.28
Aug 2024Iskandia Energy	Iskandia Energy Operating, Inc.	9	0	$76.68	$1.99
Jul 2024Iskandia Energy	Iskandia Energy Operating, Inc.	6	0	$81.80	$2.07
Jun 2024Iskandia Energy	Iskandia Energy Operating, Inc.	40	45	$79.77	$2.54
May 2024Iskandia Energy	Iskandia Energy Operating, Inc.	50	55	$80.02	$2.12
Apr 2024Iskandia Energy	Iskandia Energy Operating, Inc.	26	63	$85.35	$1.60
Mar 2024Iskandia Energy	Iskandia Energy Operating, Inc.	27	58	$81.28	$1.49
Feb 2024Iskandia Energy	Iskandia Energy Operating, Inc.	47	56	$77.25	$1.72
Jan 2024Iskandia Energy	Iskandia Energy Operating, Inc.	20	0	$74.15	$3.18
Dec 2023Iskandia Energy	Iskandia Energy Operating, Inc.	26	76	$71.90	$2.52
Nov 2023Iskandia Energy	Iskandia Energy Operating, Inc.	55	0	$77.69	$2.71
Oct 2023Iskandia Energy	Iskandia Energy Operating, Inc.	58	0	$85.64	$2.98
Sep 2023Iskandia Energy	Iskandia Energy Operating, Inc.	0	0	$89.43	$2.64
Aug 2023Iskandia Energy	Iskandia Energy Operating, Inc.	0	0	$81.39	$2.58

SourceTexas Railroad Commission Production Data Query, through Jul 2026. Prices: EIA, through Aug 2026. Updated Oct 2, 2026.

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