Petrora

OPERATORS · RRC 508409  · P-5 STATUS Y

Longfellow Engy, LP

Dallas, TX

Watch this operator

Longfellow Engy, LP has filed no drilling permits in the past 12 months; its most recent permit was issued November 3, 2023.

The RRC wellbore file lists 948 wells under its operatorship (461 producing, 11 shut in).

Lease reports credit it with 11.8K barrels of oil and 1.12M mcf of gas in the 12 months reported through April 2026, down 21% on the year before.

It holds 5 active disposal or injection permits, injecting 61.2K barrels in the 12 months reported through June 2025.

36 drilling permits have been issued to this operator number since 2007; its P-5 organization report was last filed December 4, 2025.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
461
producing wells, of 948 of record
1.1K
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.

78%
spud rate · 28 of 36 mature permits
37
median days permit to spud · middle half 18–47
0
spuds, last 180 days
0%
cancelled · 0 permits
8
expired undrilled
2
permits a year over 16 active years

Permits issued by month

LAST 3 MONTHS · BY ISSUE DATE

Last 12 months 5

0122023

Where

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

County12 moAll timeWellsLast
Grayson county →—2810Feb 1, 2021
Terrell county →—5130Nov 3, 2022
Cass county →—20Nov 3, 2023
Pecos county →—1772May 15, 2023

All 36 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
Wolfcamp30
Fusselman30
Viola30
Devonian20
Ellenburger20
Leonard20
Woodford10
Simpson10
Barnett10

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 →

11.8K
bbl oil, last 12 reported months
-21%
vs the 12 months before
1.12M
mcf gas incl. casinghead, last 12
402K
bbl oil since reporting began

Gas, mcf

Last 12 months 1,115,954 · prior 12 725,475(+54%)

0500K1M1.5M202420252026

Oil, barrels

Last 12 months 11,774 · prior 12 14,852(-21%)

01K2K202420252026

Beyond the permit record

RRC wellbore file

Wells of record

948
on the schedule
461
producing
11
shut in
0
injection
446
temp. abandoned
5
plugged

How it got them

11
permitted itself
908
acquired from others
5
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

5
active UIC permits of 6
12K
permitted bbl/day, active
61.2K
bbl injected, last 12 reported months
Jun 2025
reported through

By county

Pecos4 active7K bbl/d
Terrell1 active5K 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
Drill0022
Recompletion0011
Reenter003

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
Pinon (Overthrust)71659700714347
Brown-Bassett (Wolfcamp)123907506517
Allison Ranch (Wolfcamp)18145003214
Brown-Bassett (Strawn)123906252721
Brown-Bassett (Ellenburger)123903752521
JM (Ellenburger)450905002221
Wildcat2200180
Pinon (Tesnus-East)7165980072
Denison S. (Woodlake)2426125075
Brown-Bassett (Silurian)1239050051
Brown Bassett West (Wolfcamp)1239880041
Brown-Bassett (Devonian)1239025030

P-5 organization report

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

Registration
Status code Y
Last filed Dec 4, 2025
Gas gatheringGas operatorOil operator
Address
8115 Preston Road Ste 800
Dallas, TX 75225
(405) 306-6169
Officers and agents
Deut 8, LLC · General Partner
Mitchell, Noah Malone III · Manager
Mitchell, Amy E. · Manager

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
894938Nov 3, 2023Nov 3, 2023Longfellow Energy, LPCassB.B. King #114,00006730919
894938Nov 3, 2023Nov 3, 2023Longfellow Energy, LPCassB.B. King #114,40006730919
890518May 15, 2023May 15, 2023Longfellow Energy, LPPecosWest Ranch #60385,00037137784
885368Nov 3, 2022Nov 3, 2022Longfellow Energy, LPTerrellBassett Goode #6HH10,00044331169
885368Nov 3, 2022Nov 3, 2022Longfellow Energy, LPTerrellBassett Goode #6H11,10744331169
867238Feb 1, 2021Feb 1, 2021Longfellow Energy, LPGraysonSkaggs #211,33318131481
851506Apr 2, 2019Apr 2, 2019Longfellow Energy, LPGraysonSkaggs #211,33318131481
847190Dec 4, 2018Dec 4, 2018Longfellow Energy, LPGraysonMelton A #211,20518131497
843629Sep 19, 2018Sep 19, 2018Longfellow Energy, LPTerrellGoode, M. H. Estate #10514,60044300086
835647Jan 30, 2018Jan 30, 2018Longfellow Energy, LPTerrellGoode, M.H. Estate #114,80344300052
832135Nov 15, 2017Nov 15, 2017Longfellow Energy, LPTerrellGoode, M. H. Est #180114,41544330337
773795Nov 18, 2013Nov 18, 2013Longfellow Energy, LPGraysonKey #113,00018131539
760874Apr 16, 2013Apr 16, 2013Longfellow Energy, LPGraysonHouseman #1H12,00018131023
760874Apr 16, 2013Apr 16, 2013Longfellow Energy, LPGraysonHouseman #1HH12,00018131023
736708Apr 5, 2012Apr 5, 2012Longfellow Energy, LPGraysonMelton #213,00018131497

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/508409, documented in the API reference.