OPERATORS · RRC 169110 · P-5 STATUS Y
Colstar Petro, Corp
Fairfax, VA
Watch this operatorColstar Petro, Corp has filed no drilling permits in the past 12 months; its most recent permit was issued March 25, 1986.
The RRC wellbore file lists 1 well under its operatorship.
105 drilling permits have been issued to this operator number since 1984; its P-5 organization report was last filed August 2, 1996.
- 0
- permits, last 12 months
- —
- vs prior 12 months (0)
- 0
- counties, 12 months
- 0
- producing wells, of 1 of record
- 1
- 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.
- 0%
- spud rate · 0 of 105 mature permits
- —
- median days permit to spud
- 0
- spuds, last 180 days
- 0%
- cancelled · 0 permits
- 105
- expired undrilled
- 53
- permits a year over 2 active years
Where
Counties by permits in the last 12 months, with all-time permits and current wells of record there.
| County | 12 mo | All time | Wells | Last |
|---|---|---|---|---|
| Bexar county → | — | 88 | 0 | Jan 21, 1986 |
| Medina county → | — | 13 | 0 | Dec 20, 1984 |
| Atascosa county → | — | 2 | 1 | Feb 24, 1986 |
| Frio county → | — | 2 | 0 | Mar 25, 1986 |
All 105 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 →
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
- 1
- on the schedule
- 0
- producing
- 0
- shut in
- 0
- injection
- 0
- temp. abandoned
- 1
- plugged
How it got them
- 1
- permitted itself
- 0
- acquired from others
- 81
- 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 →
| Type | 12 mo | Prior 12 | All time |
|---|---|---|---|
| Drill | 0 | 0 | 105 |
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.
| Field | Wells | Producing |
|---|---|---|
| Crown E. (Navarro)22011500 | 1 | 0 |
P-5 organization report
As registered with the RRC. About the P-5 →
- Registration
- Status code Y
- Last filed Aug 2, 1996
- Address
- P.O. Box 7366
- Fairfax, VA 22039
- Officers and agents
- CT Corporation System · Texas Resident Agent
- Colburn, Charles E., III · President/Ceo
Latest permits
NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES
| Permit | Seen | Issued | Operator | County | Lease / well | Depth | API |
|---|---|---|---|---|---|---|---|
| 300188 | Mar 25, 1986 | Mar 25, 1986 | Colstar Petroleum, Corp. | Frio | Brown, Charles F. #5 | 3,750 | 16332516 |
| 298387 | Feb 24, 1986 | Feb 24, 1986 | Colstar Petroleum, Corp. | Atascosa | Dominquez Oil Unit #1 | 4,500 | 01333740 |
| 295871 | Jan 21, 1986 | Jan 21, 1986 | Colstar Petroleum, Corp. | Bexar | Iltis, Mathilda #26 | 1,300 | 02937203 |
| 295867 | Jan 21, 1986 | Jan 21, 1986 | Colstar Petroleum, Corp. | Bexar | Iltis, Mathilda #25 | 1,300 | 02937200 |
| 295869 | Jan 21, 1986 | Jan 21, 1986 | Colstar Petroleum, Corp. | Bexar | Iltis, Mathilda #13 | 1,300 | 02937201 |
| 295870 | Jan 21, 1986 | Jan 21, 1986 | Colstar Petroleum, Corp. | Bexar | Iltis, Mathilda #12 | 1,300 | 02937202 |
| 293736 | Dec 30, 1985 | Dec 30, 1985 | Colstar Petroleum, Corp. | Frio | Brown, Charles F. #1 | 3,750 | 16332472 |
| 289255 | Nov 5, 1985 | Nov 5, 1985 | Colstar Petroleum, Corp. | Bexar | Iltis, Mathilda #67 | 1,300 | 02936835 |
| 289254 | Nov 5, 1985 | Nov 5, 1985 | Colstar Petroleum, Corp. | Bexar | Iltis, Mathilda #53 | 1,300 | 02936834 |
| 289253 | Nov 5, 1985 | Nov 5, 1985 | Colstar Petroleum, Corp. | Bexar | Iltis, Mathilda #52 | 1,300 | 02936833 |
| 289258 | Nov 5, 1985 | Nov 5, 1985 | Colstar Petroleum, Corp. | Bexar | Iltis, Mathilda #39 | 13,006 | 02936837 |
| 289256 | Nov 5, 1985 | Nov 5, 1985 | Colstar Petroleum, Corp. | Bexar | Iltis, Mathilda #38 | 1,300 | 02936836 |
| 289224 | Nov 5, 1985 | Nov 5, 1985 | Colstar Petroleum, Corp. | Bexar | Franger, Henry F. #42 | 1,300 | 02936829 |
| 289227 | Nov 5, 1985 | Nov 5, 1985 | Colstar Petroleum, Corp. | Bexar | Franger, Henry F. #41 | 1,300 | 02936830 |
| 289228 | Nov 5, 1985 | Nov 5, 1985 | Colstar Petroleum, Corp. | Bexar | Franger, Henry F. #40 | 1,300 | 02936831 |
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/169110, documented in the API reference.