Petrora

OPERATORS · RRC 144610  · P-5 STATUS Y

Chaparrosa Oil Co

San Antonio, TX

Watch this operator

Chaparrosa Oil CO has filed no drilling permits in the past 12 months; its most recent permit was issued December 31, 1984.

The RRC wellbore file lists 5 wells under its operatorship.

33 drilling permits have been issued to this operator number since 1977; its P-5 organization report was last filed December 13, 1985.

0
permits, last 12 months
—
vs prior 12 months (0)
0
counties, 12 months
0
producing wells, of 5 of record
0
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.

33%
spud rate · 11 of 33 mature permits
10
median days permit to spud · middle half 4–20
0
spuds, last 180 days
0%
cancelled · 0 permits
22
expired undrilled
4
permits a year over 8 active years

Where

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

County12 moAll timeWellsLast
Zavala county →—335Dec 31, 1984

All 33 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
San Miguel40
Olmos40
Escondido40
Midway20

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
0
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

5
on the schedule
0
producing
0
shut in
0
injection
0
temp. abandoned
4
plugged

How it got them

5
permitted itself
0
acquired from others
6
permitted, now run by others

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

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
Drill0026
Recompletion006
Other001

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
Laguna (San Miguel)5129950020
EL Bano (San Miguel)2789850010
Feedlot (Serpentine)3052050010
R. S. Matthews (Escondido7407530010

P-5 organization report

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

Registration
Status code Y
Last filed Dec 13, 1985
Address
8000 IH-10 W,one Forum-Ste 1400
San Antonio, TX 78230
Officers and agents
Herridge, Lyndon R. · Vice President
Johnson, Belton K. · Owner

Latest permits

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

PermitSeenIssuedOperatorCountyLease / wellDepthAPI
263444Dec 31, 1984Dec 31, 1984Chaparrosa Oil CompanyZavalaJohnson, B. K. #112,22050731072
264939Dec 31, 1984Dec 31, 1984Chaparrosa Oil CompanyZavalaJohnson, B. K. #51,63850730914
253439Oct 3, 1984Oct 3, 1984Chaparrosa Oil CompanyZavalaJohnson, B. K. #122,14450730971
173137Sep 29, 1982Sep 29, 1982Chaparrosa Oil CompanyZavalaJohnson, B. K. #202,50050731775
78903Apr 22, 1980Apr 22, 1980Chaparrosa Oil CompanyZavalaJohnson, B. K. #42,35050730902
74450Mar 7, 1980Mar 7, 1980Chaparrosa Oil CompanyZavalaJohnson, B. K. #193,00850731315
73138Feb 21, 1980Feb 21, 1980Chaparrosa Oil CompanyZavalaJohnson, B. K. #182,45550731318
69664Jan 11, 1980Jan 11, 1980Chaparrosa Oil CompanyZavalaJohnson, B K #172,30450731300
47827May 4, 1979May 4, 1979Chaparrosa Oil CompanyZavalaJohnson, B. K. #52,60050730914
43579Mar 1, 1979Mar 1, 1979Chaparrosa Oil CompanyZavalaJohnson, B. K. #165,50050731105
38233Dec 6, 1978Dec 6, 1978Chaparrosa Oil CompanyZavalaJohnson, B. K. #152,40050731076
37429Nov 22, 1978Nov 22, 1978Chaparrosa Oil CompanyZavalaFlowers & Ward #12,10050731027
37175Nov 20, 1978Nov 20, 1978Chaparrosa Oil CompanyZavalaJohnson, B. K. #113,00050731072
37143Nov 17, 1978Nov 17, 1978Chaparrosa Oil CompanyZavalaJohnson, B. K. #133,00050731071
36876Nov 14, 1978Nov 14, 1978Chaparrosa Oil CompanyZavalaJohnson, B. K. #143,00050731057

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/144610, documented in the API reference.