FIELDS · 54928500 · DISTRICT 01
Lorenzo (Austin Chalk)
Webb 373 · Dimmit 80 · Zavala 7 · Frio 4 · 2 more
Lorenzo (Austin Chalk) is an RRC field with 471 leases on file reported by 35 operators, mostly in Webb County.
In the 12 months reported through April 2026 it produced 110 million mcf of gas, down 3% on the year before, from 328 leases reporting volume.
SM Engy Co holds the most, 262 leases and 6.0 million barrels lifetime.
Lifetime, the field has reported 12 million barrels of oil and 424 million mcf of gas, across 122 oil and 349 gas leases.
- 471
- leases on file · 122 oil, 349 gas
- 35
- operators, all time
- 2.62M
- bbl oil, last 12 reported +50%
- 110M
- mcf gas, last 12 reported -3%
- 328
- leases reporting volume
- 11.7M
- bbl oil, lifetime · 424M mcf
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Gas by month
TEN YEARS · EVERY LEASE IN THE FIELD
Gas-well gas plus casinghead, mcf, across the field's leases. The latest months are revised upward as late reports arrive.
Last 12 months 109,724,588 · prior 12 113,476,818(-3%)
Oil by month
TEN YEARS · EVERY LEASE IN THE FIELD
Barrels reported on Form PR across the field's leases. The latest months are revised upward as late reports arrive.
Last 12 months 2,622,625 · prior 12 1,743,292(+50%)
Leases reporting volume
How many of the field's leases reported any oil or gas each month: the field's active footprint.
Latest month 328 · a year earlier 274(+20%)
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 20
| Operator | Leases | Oil, bbl | Gas, mcf | Last reported |
|---|---|---|---|---|
| SM Engy Co | 262 | 5.97M | 278M | Jul 2026 |
| EL Toro Res LLC | 6 | 1.8M | 1.29M | Jul 2026 |
| Crescent Engy Oper, LLC | 54 | 911K | 45.6M | Jul 2026 |
| Magnolia Oil & Gas Oper LLC | 2 | 704K | 461K | Jul 2026 |
| Javelin Engy Ptrs Mgmt LLC | 14 | 679K | 11.8M | Jul 2026 |
| Murphy Expl. & Prod. Co. - USA | 4 | 622K | 2.3M | Jul 2026 |
| CML Expl, LLC | 7 | 290K | 254K | Jul 2026 |
| Lewis Petro Properties, Inc | 26 | 182K | 31.9M | Jul 2026 |
| Ineos USA Oil & Gas LLC | 7 | 144K | 151K | Jul 2026 |
| Atlas Oper LLC | 1 | 124K | 58.1K | Jul 2026 |
| Endeavor Natural Gas, LP | 6 | 123K | 3.04M | Jul 2026 |
| Chesapeake Oper, L.L.C | 5 | 70.8K | 717K | Jul 2023 |
| Jonah Engy LLC | 2 | 48.5K | 689K | Jul 2026 |
| Blackbrush O & G, LLC | 2 | 11.3K | 0 | Jul 2026 |
| Formentera Operations LLC | 2 | 5.41K | 30 | Jul 2026 |
| Arrco Operating, LLC | 1 | 3.39K | 0 | Jul 2026 |
| TBM Catarina, LLC | 19 | 0 | 1.01M | Jul 2026 |
| EOG Res, Inc | 15 | 0 | 20.4M | Jul 2026 |
| Rosewood Res, Inc | 15 | 0 | 7.76M | Jul 2026 |
| Rosetta Res Oper LP | 8 | 0 | 8.34M | Jul 2026 |
Counties
- Webb County → 373 leases
- Dimmit County → 80 leases
- Zavala County → 7 leases
- Frio County → 4 leases
- LA Salle County → 4 leases
- Maverick County → 2 leases
About this data
Field 54928500 from RRC PDQ lease reports: lifetime totals and lease and operator counts from the field summary; the monthly series summed nightly from every lease report naming the field, cut at the statewide reported-through month. Counties from the wells completed on each lease.
New to these records? how production is reported
Developers: this page as JSON is GET /v1/data/fields/tx/54928500, documented in the API reference.