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Royalty Clerk

RRC operator 212175

Delfin Operating, LLC

Delfin Operating, LLC reported 9,672 barrels of oil and 77,266 mcf of gas in the last 12 months.

Operator dossier

9,672bbl oil, last 12 months−14% vs prior year
Producing leases
18of 36 on record
Counties
2
Biggest county
Jack County
Biggest field
Dimock (Ellenburger)

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Where they work

fewermore

Jack County: 12 producing leasesJasper County: 6 producing leasesJackJasper
2 counties
Gas, last 12 months
77,266 mcf
Fields
10
Data through
Jul 2026
Leases on record
36

Five years of Delfin Operating, LLC output

Oil output from Delfin Operating, LLC fell 14% over the last 12 months

9,672 bbl through Jul 2026, against 11.3k bbl a year earlier. Peak Mar 2024: 2,970 bbl.

Oil output from Delfin Operating, LLC fell 14% over the last 12 months9,672 bbl through Jul 2026, against 11.3k bbl a year earlier. Peak Mar 2024: 2,970 bbl.Oil, bbl per month01,0002,0003,000Peak 2,970 (Mar 24)70920222023202420252026
Oil output from Delfin Operating, LLC fell 14% over the last 12 months9,672 bbl through Jul 2026, against 11.3k bbl a year earlier. Peak Mar 2024: 2,970 bbl.Oil, bbl per month01,0002,0003,000Peak 2,970 (Mar 24)709'22'23'24'25'26

Gas output from Delfin Operating, LLC fell 22% over the last 12 months

77.3k mcf through Jul 2026, against 98.7k mcf a year earlier. Peak Jul 2023: 15.2k mcf.

Gas output from Delfin Operating, LLC fell 22% over the last 12 months77.3k mcf through Jul 2026, against 98.7k mcf a year earlier. Peak Jul 2023: 15.2k mcf.Gas, mcf per month05,00010k15k20kPeak 15.2k (Jul 23)6,12020222023202420252026
Gas output from Delfin Operating, LLC fell 22% over the last 12 months77.3k mcf through Jul 2026, against 98.7k mcf a year earlier. Peak Jul 2023: 15.2k mcf.Gas, mcf per month05,00010k15k20kPeak 15.2k (Jul 23)6,120'22'23'24'25'26

SourceTexas Railroad Commission Production Data Query, operator 212175, through Jul 2026, file dated Sep 18, 2026.

Delfin Operating, LLC leases, biggest first

Under each volume: change on the year before.

Showing 18 of 18, ranked by output value.

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SourceTexas Railroad Commission Production Data Query.

Counties and fields where Delfin Operating, LLC produces

Counties, by Delfin Operating, LLC oil

Jack County leads

  1. Jack County12 leases8,991bbl
  2. Jasper County6 leases1,430bbl

Fields, by Delfin Operating, LLC oil

Dimock (Ellenburger) leads

  1. Dimock (Ellenburger)1 lease · District 09 · Field 248672255,084bbl
  2. Bowie, SW. (Marble Falls)2 leases · District 09 · Field 108958362,473bbl
  3. Brookeland (Austin Chalk, 8800)5 leases · District 06 · Field 121935001,218bbl
  4. Jack County Regular1 lease · District 09 · Field 45274001665bbl
  5. KRS (Marble Falls)1 lease · District 09 · Field 47941500487bbl
  6. Adams Ranch (Yegua DY)1 lease · District 03 · Field 00650940212bbl
  7. Gilley (Caddo Lime)1 lease · District 09 · Field 34905333168bbl
  8. Catlin (Caddo Conglomerate)4 leases · District 09 · Field 16359500114bbl

Recent drilling permits for Delfin Operating, LLC

Where the gas of Delfin Operating, LLC went

Plants
0.0%
Pipelines
100%
Lease fuel
0.0%
Flared or vented
0.0%

SourceTexas Railroad Commission Production Data Query, last 12 months. What the codes mean