LLM South

Oil & Gas Property in Zavala County, TX

Map of Wells Full Screen Map 3-D Map

Property Summary

Key data points for LLM South

County	Zavala County, TX
Operator	U. S. ENERGY DEVELOPMENT CORPORATION
Production Dates	Oct 2017 - Nov 2025
Total Oil Production	1,741,147 BBLs
Total Gas Production	2,632,993 MCF
Recent Oil Production	7,747 BBLs in Oct 2025
Recent Gas Production	14,265 MCF in Oct 2025
Wells on Property	7

Our Valuation Estimates for LLM South

ShaleAssessment™

$68,401 *

MarketMultiple™

$930,350 **

* Assessment based on future expected revenue
** Based on a 36 month multiple of average monthly estimated revenue

Based on a decimal interest

LLM South Production Graph

Aggregated production of all wells and leases associated with this property

Subscribe for Full Access Subscribe now to gain immediate access
to oil and gas production for LLM South
from Oct 2017 to Nov 2025

Wells on LLM South

API #	Well Name	Operator	Status	County	Latitude	Longitude
42-507-33289	LLM SOUTH A1EF	U.S. ENERGY DEVELOPMENT CORP	Producing	Zavala County, TX	28.857427	-99.451094
42-507-33290	LLM SOUTH A2EF	U.S. ENERGY DEVELOPMENT CORP	Producing	Zavala County, TX	28.857506	-99.451072
42-507-33291	LLM SOUTH A3EF	U.S. ENERGY DEVELOPMENT CORP	Producing	Zavala County, TX	28.857335	-99.450727
42-507-33312	LLM SOUTH C1EF	U.S. ENERGY DEVELOPMENT CORP	Producing	Zavala County, TX	28.867533	-99.447641
42-507-33313	LLM SOUTH C2EF	U.S. ENERGY DEVELOPMENT CORP	Producing	Zavala County, TX	28.867917	-99.447955
42-507-33314	LLM SOUTH B1EF	U.S. ENERGY DEVELOPMENT CORP	Producing	Zavala County, TX	28.862378	-99.449631
42-507-33315	LLM SOUTH B2EF	U.S. ENERGY DEVELOPMENT CORP	Producing	Zavala County, TX	28.862444	-99.449611

Leases included in LLM South

Lease #	Lease Name	Operator	County	Monthly Oil Prod.	Monthly Gas Prod.
01-19132	LLM SOUTH	U.S. ENERGY DEVELOPMENT CORP	Zavala County, TX

Nearby Properties

These are the closest 20 properties to the LLM South property.

Property Name	Location	Oil Prod.	Gas Prod.	Prod. Period
Banrich	Frio County, TX	496 BBLs	1,395 MCF	Nov 2025
Bauerle Unit Zav	Zavala County, TX	458 BBLs	590 MCF	Nov 2025
Cyndi Unit	Frio County, TX	3,971 BBLs	2,419 MCF	Nov 2025
Hideaway Ranch	Frio County, TX	15,608 BBLs	15,153 MCF	Nov 2025
Ironwood	Frio County, TX	3,769 BBLs	2,980 MCF	Nov 2025
KM North Zav	Zavala County, TX	1,944 BBLs	2,156 MCF	Nov 2025
KM South Zav	Zavala County, TX	3,262 BBLs	2,154 MCF	Nov 2025
KM-Commerce Unit Zav	Zavala County, TX	1,385 BBLs	2,254 MCF	Nov 2025
KM-Miller Unit Zav	Zavala County, TX	4,384 BBLs	2,271 MCF	Nov 2025
KM-Winterbotham Unit Zav	Zavala County, TX	2,250 BBLs	2,554 MCF	Nov 2025
La Mota Zav	Zavala County, TX	3,277 BBLs	2,546 MCF	Nov 2025
LLM North	Zavala County, TX	1,415 BBLs	2,728 MCF	Nov 2025
LLM Unit Zav	Zavala County, TX	488 BBLs	1,329 MCF	Nov 2025
LLM Zav	Zavala County, TX	2,476 BBLs	10,121 MCF	Nov 2025
Miller Unit Zav	Zavala County, TX	3,006 BBLs	1,084 MCF	Nov 2025
Shackelford	Frio County, TX	392 BBLs	58 MCF	Nov 2025
Sola Vaca Norte	Zavala County, TX	5,930 BBLs	27,404 MCF	Nov 2025
Traylor North	Zavala County, TX	44,770 BBLs	35,061 MCF	Nov 2025
Traylor Unit Zav	Zavala County, TX	16,235 BBLs	19,765 MCF	Nov 2025
Winterbotham	Zavala County, TX	0 BBLs	0 MCF	May 2016

Companies in the Area

These are the closest 20 companies operating near the LLM South property.

Company Name
Acorn Oil & Gas, LLC
Ageron Energy, LLC
Buffco Production, Inc.
Chesapeake Operating LLC
Chesapeake Operating, Inc.
Crimson Exploration Oper., Inc.
Downing Well Service, Inc.
Exco Operating Company, LP
Formentera Operations LLC
Ineos USA Oil & Gas LLC
Penwell Energy, Inc.
Production Resources, Inc.
Retama Oil Corporation
Rio Bravo Royalty Co.
Setex Oil And Gas Company
SN Operating, LLC
Trailblazer Energy Resources, LLC
U. S. Energy Development Corporation
Virtex Operating Company, Inc.
Wainoco Oil & Gas Company

Frac'ing activity on LLM South

API #	Well Name	Start Date	End Date	Vertical Depth	Total Water Volume
42-507-33289	LLM ZAV South A1 EF
42-507-33290	LLM ZAV South A2 EF
42-507-33291	LLM ZAV S A3 EF
42-507-33312	LLM South C 1EF
42-507-33313	LLM South C 2EF
42-507-33314	LLM South B Unit 1EF
42-507-33315	LLM South B Unit 2EF

Owners of LLM South

Royalty Ownership data is obtained from public records

Year	Owner	Property Name	Operator
2025	U S ENERGY DEVELOPMENT CORP	LLM SOUTH A,B,C	U.S. ENERGY DE
2025	DUNBAR JANE KEMBLE	LLM SOUTH A,B,C	U.S. ENERGY DE
2025	LLM REAL ESTATE HOLDINGS LTD	LLM SOUTH A,B,C	U.S. ENERGY DE
2025	SNYDER SUSAN DUNBAR	LLM SOUTH A,B,C	U.S. ENERGY DE
2025	U S ENERGY DEVELOPMENT CORP	LLM SOUTH A,B,C	U.S. ENERGY DE
2025	MIDLAND TRUST	LLM SOUTH A,B,C	U.S. ENERGY DE
2025	BOULDERS LAND & MINERAL LP	LLM SOUTH A,B,C	U.S. ENERGY DE
2025	POWELL LOYD WALTER III REV TR	LLM SOUTH A,B,C	U.S. ENERGY DE
Displaying 8 of 9 Owners -- Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on LLM South

Lease #	Lease Name	Reporting Period	Product	Volume	Value	Gross Price	Purchaser	Producer
Lease #	Lease Name	Reporting Period	Product	Oil Volume	Oil Value	Calculated Oil Price	Purchaser	Producer
01-19132	LLM SOUTH	Dec 2025					PLAINS MARKETING, L.P.	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Nov 2025					PLAINS MARKETING, L.P.	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Nov 2025					ENTERPRISE PRODUCTS OPERATING L P	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Nov 2025					U.S. ENERGY DEVELOPMENT CORPORATION	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Oct 2025					PLAINS MARKETING, L.P.	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Oct 2025					ENTERPRISE PRODUCTS OPERATING L P	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Oct 2025					U.S. ENERGY DEVELOPMENT CORPORATION	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Sep 2025					PLAINS MARKETING, L.P.	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Sep 2025					ENTERPRISE PRODUCTS OPERATING L P	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Sep 2025					U.S. ENERGY DEVELOPMENT CORPORATION	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Aug 2025					APRICUS ENTERPRISES, LLC	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Aug 2025					ENTERPRISE PRODUCTS OPERATING L P	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Aug 2025					U.S. ENERGY DEVELOPMENT CORPORATION	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Jul 2025					APRICUS ENTERPRISES, LLC	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Jul 2025					ENTERPRISE PRODUCTS OPERATING L P	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Jul 2025					U.S. ENERGY DEVELOPMENT CORPORATION	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Jun 2025					APRICUS ENTERPRISES, LLC	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Jun 2025					ENTERPRISE PRODUCTS OPERATING L P	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Jun 2025					U.S. ENERGY DEVELOPMENT CORPORATION	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	May 2025					APRICUS ENTERPRISES, LLC	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	May 2025					ENTERPRISE PRODUCTS OPERATING L P	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	May 2025					U.S. ENERGY DEVELOPMENT CORPORATION	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Apr 2025					APRICUS ENTERPRISES, LLC	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Apr 2025					ENTERPRISE PRODUCTS OPERATING L P	U.S. ENERGY DEVELOPMENT CORPORATION
01-19132	LLM SOUTH	Apr 2025					U.S. ENERGY DEVELOPMENT CORPORATION	U.S. ENERGY DEVELOPMENT CORPORATION