Merganser Unit

Oil & Gas Property in Atascosa County, TX

Property Summary

Key data points for Merganser Unit

CountyAtascosa County, TX
Production DatesAug 2014 - Jan 2026
Total Oil Production127,122 BBLs
Total Gas Production131,350 MCF
Recent Oil Production329 BBLs in Dec 2025
Recent Gas Production106 MCF in Dec 2025
Wells on Property1

Our Valuation Estimates for Merganser Unit

ShaleAssessment

$15,885 *

MarketMultiple

$32,445 **

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

Based on a decimal interest

Merganser Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Merganser Unit
from Aug 2014 to Jan 2026

Wells on Merganser Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-013-34974MERGANSER UNIT 1HTrailblazer Energy Resources, LLCProducingAtascosa County, TX28.886665-98.369838

Leases included in Merganser Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-17984MERGANSER UNITPILLAR EFS, LLCAtascosa County, TX

Operators Associated With Merganser Unit

Nearby Properties

These are the closest 20 properties to the Merganser Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Butts & SawyerAtascosa County, TX155 BBLs124 MCFJan 2026
DinsmoorAtascosa County, TX208 BBLs0 MCFJan 2026
Drake UnitAtascosa County, TX595 BBLs351 MCFJan 2026
Elder UnitAtascosa County, TX697 BBLs925 MCFJan 2026
Excalibur/FalconAtascosa County, TX0 BBLs0 MCFMay 2013
Free Ride AwAtascosa County, TX14,730 BBLs6,222 MCFJan 2026
HindesAtascosa County, TX0 BBLs0 MCFDec 1998
Kansu RedAtascosa County, TX359 BBLs45 MCFJan 2026
KorusAtascosa County, TX0 BBLs0 MCFFeb 2023
Mallard UnitAtascosa County, TX707 BBLs160 MCFJan 2026
OcelotAtascosa County, TX3,368 BBLs2,074 MCFJan 2026
Ocelot AllocationAtascosa County, TX3,373 BBLs949 MCFJan 2026
Point Break UnitAtascosa County, TX1,339 BBLs673 MCFJan 2026
Raft A UnitAtascosa County, TX1,556 BBLs191 MCFJan 2026
Raft B UnitAtascosa County, TX1,685 BBLs145 MCFJan 2026
Road House AllocationAtascosa County, TX3,453 BBLs2,345 MCFJan 2026
Shoveler UnitAtascosa County, TX572 BBLs106 MCFJan 2026
Slice AwAtascosa County, TX15,456 BBLs7,255 MCFJan 2026
Teal UnitAtascosa County, TX453 BBLs533 MCFJan 2026
TuleAtascosa County, TX402 BBLs101 MCFJan 2026

Frac'ing activity on Merganser Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-013-34974MERGANSER UNIT # 1H

Owners of Merganser Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025PILLAR EFS LLCMERGANZER UNIT IHPILLAR EFS LLC
2025REED SARAH M & ET UX STEWARD LINDA L TRUSTEESMERGANZER UNIT IHPILLAR EFS LLC
2025CHARLESS FAMILY REV TRUSTMERGANZER UNIT IHPILLAR EFS LLC
2025MOTAL CHARLY ANN THORPMERGANZER UNIT IHPILLAR EFS LLC
2025HENNESSEY 2011 FAMILY TRUST AGREEMENT DTD 7-19-2011MERGANZER UNIT IHPILLAR EFS LLC
2025JOHNSTON CAROLY HENNESSEYMERGANZER UNIT IHPILLAR EFS LLC
2025WINTER MARTHA WISEMAN TRUST FBO WINIFRED WINTER COCKEMERGANZER UNIT IHPILLAR EFS LLC
2025THOMAS REAGAN HENNESSEYMERGANZER UNIT IHPILLAR EFS LLC
Displaying 8 of 23 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Merganser Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-17984MERGANSER UNITDec 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITNov 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITOct 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITSep 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITAug 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITJul 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITJun 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITMay 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITApr 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITMar 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITFeb 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITJan 2025EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITDec 2024EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITOct 2024EXXONMOBIL OIL CORPORATIONPILLAR EFS, LLC
01-17984MERGANSER UNITSep 2024HARVEST MARKETING & TRADING, LLCPILLAR EFS, LLC
01-17984MERGANSER UNITAug 2024HARVEST MARKETING & TRADING, LLCPILLAR EFS, LLC
01-17984MERGANSER UNITAug 2024SHELL TRADING (US) COMPANYPILLAR EFS, LLC
01-17984MERGANSER UNITJul 2024SHELL TRADING (US) COMPANYPILLAR EFS, LLC
01-17984MERGANSER UNITJun 2024SHELL TRADING (US) COMPANYPILLAR EFS, LLC
01-17984MERGANSER UNITMay 2024SHELL TRADING (US) COMPANYPILLAR EFS, LLC
01-17984MERGANSER UNITApr 2024SHELL TRADING (US) COMPANYPILLAR EFS, LLC
01-17984MERGANSER UNITMar 2024SHELL TRADING (US) COMPANYPILLAR EFS, LLC
01-17984MERGANSER UNITFeb 2024SHELL TRADING (US) COMPANYPILLAR EFS, LLC
01-17984MERGANSER UNITJan 2024SHELL TRADING (US) COMPANYPILLAR EFS, LLC
01-17984MERGANSER UNITDec 2023SHELL TRADING (US) COMPANYPILLAR EFS, LLC