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Royalty Clerk

RRC operator 537025

Mazco Energy LLC

Mazco Energy LLC reported 19,108 barrels of oil and 2,403 mcf of gas in the last 12 months.

Operator dossier

19,108bbl oil, last 12 months−6% vs prior year
Producing leases
15of 16 on record
Counties
2
Biggest county
Atascosa County
Biggest field
Pleasanton, S. (Carrizo Sand)

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Where they work

fewermore

Atascosa County: 12 producing leasesFrio County: 3 producing leasesAtascosaAtascosaFrio
2 counties
Gas, last 12 months
2,403 mcf
Fields
9
Data through
Jul 2026
Leases on record
16

Five years of Mazco Energy LLC output

Oil output from Mazco Energy LLC fell 6% over the last 12 months

19.1k bbl through Jul 2026, against 20.3k bbl a year earlier. Peak Dec 2024: 2,125 bbl.

Oil output from Mazco Energy LLC fell 6% over the last 12 months19.1k bbl through Jul 2026, against 20.3k bbl a year earlier. Peak Dec 2024: 2,125 bbl.Oil, bbl per month05001,0001,5002,0002,500Peak 2,125 (Dec 24)1,33420222023202420252026
Oil output from Mazco Energy LLC fell 6% over the last 12 months19.1k bbl through Jul 2026, against 20.3k bbl a year earlier. Peak Dec 2024: 2,125 bbl.Oil, bbl per month05001,0001,5002,0002,500Peak 2,125 (Dec 24)1,334'22'23'24'25'26

Gas output from Mazco Energy LLC fell 5% over the last 12 months

2,403 mcf through Jul 2026, against 2,531 mcf a year earlier. Peak Jan 2026: 396 mcf.

Gas output from Mazco Energy LLC fell 5% over the last 12 months2,403 mcf through Jul 2026, against 2,531 mcf a year earlier. Peak Jan 2026: 396 mcf.Gas, mcf per month0100200300400Peak 396 (Jan 26)6120222023202420252026
Gas output from Mazco Energy LLC fell 5% over the last 12 months2,403 mcf through Jul 2026, against 2,531 mcf a year earlier. Peak Jan 2026: 396 mcf.Gas, mcf per month0100200300400Peak 396 (Jan 26)61'22'23'24'25'26

SourceTexas Railroad Commission Production Data Query, operator 537025, through Jul 2026, file dated Sep 18, 2026.

Mazco Energy LLC leases, biggest first

Under each volume: change on the year before.

Showing 15 of 15, ranked by output value.

Search by lease name →

SourceTexas Railroad Commission Production Data Query.

Counties and fields where Mazco Energy LLC produces

Counties, by Mazco Energy LLC oil

Atascosa County leads

  1. Atascosa County12 leases14.4kbbl
  2. Frio County3 leases4,679bbl

Fields, by Mazco Energy LLC oil

Pleasanton, S. (Carrizo Sand) leads

  1. Pleasanton, S. (Carrizo Sand)4 leases · District 01 · Field 719262506,254bbl
  2. Stacy (Olmos -A-)3 leases · District 01 · Field 854575004,679bbl
  3. Pleasanton, South (Edwards Lime)1 lease · District 01 · Field 719265003,005bbl
  4. Crown, E. (Navarro)2 leases · District 01 · Field 220115002,027bbl
  5. Pleasanton, S. (Queen City)1 lease · District 01 · Field 719267501,117bbl
  6. Pleasanton, E. (Escondido)1 lease · District 01 · Field 71923333915bbl
  7. Jourdanton (Recklaw)1 lease · District 01 · Field 47358700526bbl
  8. Pruitt, Se. (Olmos)1 lease · District 01 · Field 73320500498bbl

Recent drilling permits for Mazco Energy LLC

Where the gas of Mazco Energy LLC went

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

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