Hallmark

Oil & Gas Property in Dewey County, OK

  2. Oklahoma
  3. Dewey County, OK
  4. Oil & Gas Properties in Dewey County, OK
  5. Hallmark Oil & Gas Property

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Property Summary

Key data points for Hallmark

CountyDewey County, OK
Production DatesJul 1990 - Jan 2026
Total Oil Production10,599 BBLs
Total Gas Production3,400,755 MCF
Recent Oil Production0 BBLs in Jan 2026
Recent Gas Production6,963 MCF in Jan 2026
Wells on Property3

Our Valuation Estimates for Hallmark

ShaleAssessment™

$10,950 *

MarketMultiple™

$14,580 **

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

Based on a decimal interest

Hallmark Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Hallmark
from Jul 1990 to Jan 2026

Wells on Hallmark

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
35-043-20187HALLMARK UNIT #1Plugged & AbandonedDewey County, OK36.061301-99.091691
35-043-22548HALLMARK #9-13DIVERSIFIED PRODUCTION LLCActiveDewey County, OK36.045395-99.128444
35-043-50121HALLMARK UNIT #1-9DIVERSIFIED PRODUCTION LLCActiveDewey County, OK36.049011-99.126191

Leases included in Hallmark

Lease #Lease NameOperatorCountyMonthly Gas Prod.
043-000670-0-0000HALLMARK UNITDIVERSIFIED PRODUCTION LLCDewey County, OK
043-101236-0-0000HALLMARK 9-13CHESAPEAKE OPERATING LLCDewey County, OK

Operators Associated With Hallmark

Nearby Properties

These are the closest 20 properties to the Hallmark property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
BlumerDewey County, OK0 BBLs1,283 MCFJan 2026
Calkins-FrazeeDewey County, OK0 BBLs652 MCFJan 2026
ColeDewey County, OK0 BBLs0 MCFDec 2019
CutsingerDewey County, OK0 BBLs5,112 MCFFeb 2026
EpperlyDewey County, OK0 BBLs3,871 MCFJan 2026
GoreDewey County, OK0 BBLs18,463 MCFJan 2026
HarrietDewey County, OK368 BBLs0 MCFJan 2026
HarwellDewey County, OK0 BBLs5,212 MCFJan 2026
HillDewey County, OK0 BBLs24,418 MCFJan 2026
Hunter 7Dewey County, OK0 BBLs1,035 MCFJan 2026
Marion 1-29HDewey County, OK388 BBLs2,501 MCFJan 2026
MercerDewey County, OK0 BBLs14,287 MCFJan 2026
Mercer-HallmarkDewey County, OK0 BBLs46,342 MCFJan 2026
Nichols 33-18-18 1HDewey County, OK0 BBLs10,904 MCFJan 2026
PetreeDewey County, OK0 BBLs99 MCFJan 2026
PickeringDewey County, OK0 BBLs0 MCFSep 2007
Pollock 36-25-19-18Dewey County, OK0 BBLs16,744 MCFJan 2026
SealDewey County, OK0 BBLs4,200 MCFJan 2026
Terry R NicholsDewey County, OK579 BBLs2,720 MCFFeb 2026
Winburn 1Dewey County, OK0 BBLs1,432 MCFJan 2026

Companies in the Area

These are the closest 20 companies operating near the Hallmark property.

Company Name
Atlas Operating LLC
Chesapeake Operating LLC
Concho Exploration Inc
Corlena Oil Company
D & J Oil Company
Diversified Production LLC
DLB Oil & Gas, Inc.
Duncan Oil Properties, Inc.
Harding & Shelton Inc
Hazlewood Oil & Gas Co Inc
Hilliard Oil & Gas, Inc.
Iochem Corporation
Ovintiv Mid-Continent Inc.
Piper Operating LLC
Sand Creek Resources LLC
Skycap Energy, LLC
Teocalli Exploration LLC
Unit Petroleum Company
Universal Drilling Company
Xanadu Exploration Company