OPERATORS · RRC 548250 · P-5 STATUS Y
McDrilling Co, Inc
Houston, TX
Watch this operatorMcdrilling CO, Inc has filed no drilling permits in the past 12 months; its most recent permit was issued March 17, 1980.
10 drilling permits have been issued to this operator number since 1977; its P-5 organization report was last filed May 13, 1983.
- 0
- permits, last 12 months
- —
- vs prior 12 months (0)
- 0
- counties, 12 months
- 0
- producing wells, of 0 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.
- 20%
- spud rate · 2 of 10 mature permits
- 26
- median days permit to spud · middle half 22–29
- 0
- spuds, last 180 days
- 0%
- cancelled · 0 permits
- 8
- expired undrilled
- 3
- permits a year over 3 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 |
|---|---|---|---|---|
| Harris county → | — | 3 | 0 | Sep 11, 1979 |
| Brazoria county → | — | 2 | 0 | Mar 15, 1979 |
| Chambers county → | — | 2 | 0 | Mar 17, 1980 |
| Matagorda county → | — | 2 | 0 | Feb 5, 1980 |
| DE Witt county → | — | 1 | 0 | Sep 7, 1977 |
All 10 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 →
| Formation | Wells | Permitted last 3 yrs |
|---|---|---|
| No completion tops on file. | ||
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
- 0
- on the schedule
- 0
- producing
- 0
- shut in
- 0
- injection
- 0
- temp. abandoned
- 0
- plugged
How it got them
- 0
- permitted itself
- 0
- acquired from others
- 1
- 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 →
P-5 organization report
As registered with the RRC. About the P-5 →
- Registration
- Status code Y
- Last filed May 13, 1983
- Address
- 520 S. Post Oak Rd. #895
- Houston, TX 77077
- Officers and agents
- McCarter, A. Nelson · President
- McCarter, W.B. Jr. · Vice President
- Tomlinson, T.K. · Vice President
Latest permits
NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES
| Permit | Seen | Issued | Operator | County | Lease / well | Depth | API |
|---|---|---|---|---|---|---|---|
| 75405 | Mar 17, 1980 | Mar 17, 1980 | McDrilling Company, Inc | Chambers | Rogers, Bertha #1 | 8,416 | 07131029 |
| 71789 | Feb 5, 1980 | Feb 5, 1980 | McDrilling Company, Inc | Matagorda | Woodson Estate Unit #1 | 7,100 | 32130977 |
| 61002 | Oct 11, 1979 | Oct 11, 1979 | McDrilling Company, Inc | Chambers | Robertson, et AL #1 | 7,765 | 07130978 |
| 59733 | Oct 4, 1979 | Oct 4, 1979 | McDrilling Company, Inc | Matagorda | Heffelfinger, Nancy E. #1 | 10,740 | 32130943 |
| 57616 | Sep 11, 1979 | Sep 11, 1979 | McDrilling Company, Inc | Harris | Haas, Jennie F. #1 | 4,805 | 20130989 |
| 53206 | Jul 18, 1979 | Jul 18, 1979 | McDrilling Company, Inc | Harris | Irwin, H. W. "A" #1 | 3,200 | 20180368 |
| 46287 | Mar 15, 1979 | Mar 15, 1979 | McDrilling Company, Inc | Brazoria | Telge, et al Unit #1 | 9,433 | 03931300 |
| 42503 | Feb 9, 1979 | Feb 9, 1979 | McDrilling Company, Inc | Brazoria | Duke-Moore Unit #1 | 10,000 | 03931370 |
| 18874 | Feb 23, 1978 | Feb 23, 1978 | McDrilling Company, Inc | Harris | Coastal Rental Eq. Co., Inc. #1 | 5,000 | 20130838 |
| 6973 | Sep 7, 1977 | Sep 7, 1977 | McDrilling Company, Inc | DE Witt | Haun, Otto #1 | 2,910 | 12330792 |
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/548250, documented in the API reference.