Dahmann Unit

Oil & Gas Property in Washington County, TX

Property Summary

Key data points for Dahmann Unit

CountyWashington County, TX
OperatorGEOSOUTHERN OPERATING II, LLC
Production DatesJun 2021 - Jan 2026
Total Oil Production448 BBLs
Total Gas Production7,827,543 MCF
Recent Oil Production24 BBLs in Dec 2025
Recent Gas Production42,726 MCF in Dec 2025
Wells on Property2

Our Valuation Estimates for Dahmann Unit

ShaleAssessment

Not Available

MarketMultiple

$151,671 **

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

Based on a decimal interest

Dahmann Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Dahmann Unit
from Jun 2021 to Jan 2026

Wells on Dahmann Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-477-31125DAHMANN UNIT 1HGEOSOUTHERN OPERATING II, LLCProducingWashington County, TX30.269715-96.513444
42-477-31126DAHMANN UNIT 2HGEOSOUTHERN OPERATING II, LLCHorizontal Well Surface LocatioWashington County, TX30.269756-96.513403

Leases included in Dahmann Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
03-291534DAHMANN UNIT 1HGEOSOUTHERN OPERATING II, LLCWashington County, TX

Nearby Properties

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

Property NameLocationOil Prod.Gas Prod.Prod. Period
DallmeyerWashington County, TX357 BBLs16,661 MCFJan 2026
Gay Hill Farms Unit 1HWashington County, TX2 BBLs24,294 MCFJan 2026
J-Tate 1HWashington County, TX40 BBLs110,959 MCFJan 2026
J-Tate-DahmannWashington County, TX48 BBLs602,071 MCFJan 2026
Lillie Hohlt 1HWashington County, TX122 BBLs32,796 MCFJan 2026
Louie Five H05LCWashington County, TX8,909 BBLs135,369 MCFJan 2026
Louie One H01LCWashington County, TX10,664 BBLs152,787 MCFJan 2026
Louie Seven H07LCWashington County, TX9,968 BBLs174,385 MCFJan 2026
Louie Three H03LCWashington County, TX7,595 BBLs147,680 MCFJan 2026
Maass 1HWashington County, TX2 BBLs26,864 MCFJan 2026
Molly 1HWashington County, TX0 BBLs15,584 MCFJan 2026
PantherWashington County, TX1,672 BBLs91,799 MCFJan 2026
Roc Black H04RPWashington County, TX1,489 BBLs64,360 MCFJan 2026
Roc White H02RPWashington County, TX2,901 BBLs107,530 MCFJan 2026
Santa Mia 1HWashington County, TX4 BBLs13,262 MCFJan 2026
SeilheimerWashington County, TX140 BBLs58,456 MCFJan 2026
Shepherd 1HWashington County, TX39 BBLs12,344 MCFJan 2026
South Gay Hill Farms Unit 1HWashington County, TX16 BBLs19,983 MCFJan 2026
Wauls Legion 1HWashington County, TX4 BBLs26,506 MCFJan 2026
Winkelmann 1HWashington County, TX4 BBLs29,360 MCFJan 2026

Frac'ing activity on Dahmann Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-477-31125Dahmann Unit 1H

Owners of Dahmann Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025GEOSOUTHERN OPERATING II, LLCDAHMANN UNIT #1HGEOSOUTHERN OP
2025WARE MARY EDAHMANN UNIT #1HGEOSOUTHERN OP
2025LONG DAVID LDAHMANN UNIT #1HGEOSOUTHERN OP
2025DAHMANN CHARLESDAHMANN UNIT #1HGEOSOUTHERN OP
2025IMUS DEIRDREDAHMANN UNIT #1HGEOSOUTHERN OP
2025IMUS JOHN D ESTATEDAHMANN UNIT #1HGEOSOUTHERN OP
2025BOWEN RAY M & SALLY GDAHMANN UNIT #1HGEOSOUTHERN OP
2025DAHMANN WILLDAHMANN UNIT #1HGEOSOUTHERN OP
Displaying 8 of 62 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Dahmann Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
03-291534DAHMANN UNIT 1HNov 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HSep 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HAug 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HJul 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HJun 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HMay 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HApr 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HMar 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HFeb 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HJan 2025ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HDec 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HNov 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HOct 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HSep 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HAug 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HJul 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HJun 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HMay 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HApr 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HMar 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HFeb 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HJan 2024ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HDec 2023ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HNov 2023ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC
03-291534DAHMANN UNIT 1HOct 2023ETC TEXAS PIPELINE, LTD.GEOSOUTHERN OPERATING II, LLC