Petrora

OPERATORS · RRC 216982  · P-5 STATUS Y

Diamond Oper, LLC

Wichita Falls, TX

Watch this operator

Diamond Oper, LLC has filed no drilling permits in the past 12 months; its most recent permit was issued September 28, 2009.

The RRC wellbore file lists 4 wells under its operatorship.

15 drilling permits have been issued to this operator number since 2004; its P-5 organization report was last filed January 7, 2011.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 4 of record
4
leases it reports
—
horizontal, 12 months

WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026

From permit to spud

FROM THE DATES ON ITS W-1 PERMITS · ALL TIME

A permit is a plan, not a well. These figures count only permits old enough to have spudded, six months and more, and read the spud, cancel, and expiry dates the RRC records on each one.

67%
spud rate · 10 of 15 mature permits
14
median days permit to spud · middle half 4–23
0
spuds, last 180 days
0%
cancelled · 0 permits
5
expired undrilled
3
permits a year over 6 active years

Where

Counties by permits in the last 12 months, with all-time permits and current wells of record there.

County12 moAll timeWellsLast
Lavaca county →—84Sep 8, 2006
Clay county →—40Sep 17, 2008
Chambers county →—20Sep 28, 2009
Wichita county →—10Sep 2, 2004

All 15 permits, searchable → · Leases it reports → · On the map →

Formations in its completed wells

Tops reported on completion filings for wells it operates. RRC wellbore file. About tops →

FormationWellsPermitted last 3 yrs
Mississippian10
Barnett10
Smithwick10
Frio10

Production by month

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Barrels on leases where this operator filed the production report. Lease-level by design; the latest months are revised upward as late reports arrive. How production is reported →

0
bbl oil, last 12 reported months
—
vs the 12 months before
0
mcf gas incl. casinghead, last 12
95
bbl oil since reporting began

No lease production reported under this operator number in the last three years.

Beyond the permit record

RRC wellbore file

Wells of record

4
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
4
plugged

How it got them

4
permitted itself
0
acquired from others
7
permitted, now run by others

Acquired means the well's permit names a different operator than the schedule does today. Transfers and operator numbers →

RRC UIC permits · H-10 reported volumes

Disposal and injection

0
active UIC permits of 2
0
permitted bbl/day, active
0
bbl injected, last 12 reported months
Jun 2025
reported through

By county

Clay0 active0 bbl/d

Permitted volume is a ceiling, not throughput. How to read it →

Permit types

Last 12 months against the prior 12, and all time. A type opens the permit history filtered to it. What the types mean →

Type12 moPrior 12All time
Drill0011
Reenter003
Recompletion001

Fields

RRC regulatory fields with the most wells of record under this operator. The field opens its page; the count opens this operator's wells in it.

FieldWellsProducing
Little Rok (Miocene)5405825020
Tiger Bend (Frio 2650)8990418710
Tiger Bend (Frio 2720)8990420010

P-5 organization report

As registered with the RRC. About the P-5 →

Registration
Status code Y
Last filed Jan 7, 2011
Address
PO Box 9368
Wichita Falls, TX 76308
Officers and agents
Twilligear, Johnny D., Sr. · President
Twilligear, Damon T. · Secretary/Treasurer

Latest permits

NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
685511Sep 28, 2009Sep 28, 2009Diamond Operating, LLCChambersWhite-Olsen Heirs Unit #18,40007132385
679002Mar 3, 2009Mar 3, 2009Diamond Operating, LLCChambersJackson Heirs #19,90007131398
671154Sep 17, 2008Sep 17, 2008Diamond Operating, LLCClayGowan-Mayfield Unit #46,50007735053
639415Jun 1, 2007Jun 1, 2007Diamond Operating, LLCClayGowan-Mayfield Unit #36,15007701611
634705Mar 20, 2007Mar 20, 2007Diamond Operating, LLCClayGowan-Mayfield Unit #16,15007701612
634702Mar 15, 2007Mar 15, 2007Diamond Operating, LLCClayGowan-Mayfield Unit #26,40507701689
625650Sep 8, 2006Sep 8, 2006Diamond Operating, LLCLavacaBaass Heirs Unit #11,85028533331
625633Sep 8, 2006Sep 8, 2006Diamond Operating, LLCLavacaRonald M. Meitzen #11,85028533330
618429May 1, 2006May 1, 2006Diamond Operating, LLCLavacaFenner #11,75028533264
618428May 1, 2006May 1, 2006Diamond Operating, LLCLavacaJanak & Schotts Heirs Unit #11,75028533263
608665Oct 31, 2005Oct 31, 2005Diamond Operating, LLCLavacaHofer-Evans Unit #12,80028533212
607325Oct 4, 2005Oct 4, 2005Diamond Operating, LLCLavacaLeopold #13,10028533208
607317Oct 4, 2005Oct 4, 2005Diamond Operating, LLCLavacaReckaway #185028533207
605713Sep 1, 2005Sep 1, 2005Diamond Operating, LLCLavacaSchindler-Kovarek #12,85028533192
550453Sep 2, 2004Sep 2, 2004Diamond Operating, LLCWichitaChilson Heirs #11,85048543930

Full permit history →

About this data

Registration from the RRC P-5 organization report, refreshed weekly. Permits from the OGA049M master and daily daf420 files; wells of record from the EWA wellbore schedule; production from PDQ lease reports at the last vintage; disposal from UIC permits and H-10 reports. Summary figures are rebuilt nightly.

Developers: this page as JSON is GET /v1/data/operators/tx/216982, documented in the API reference.