OPERATORS · RRC 558350 · P-5 STATUS Y
Medders Oil Co
Wichita Falls, TX
Watch this operatorMedders Oil CO has filed no drilling permits in the past 12 months; its most recent permit was issued January 22, 1996.
The RRC wellbore file lists 17 wells under its operatorship.
145 drilling permits have been issued to this operator number since 1977; its P-5 organization report was last filed May 3, 1996.
- 0
- permits, last 12 months
- —
- vs prior 12 months (0)
- 0
- counties, 12 months
- 0
- producing wells, of 17 of record
- 6
- 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.
- 54%
- spud rate · 79 of 145 mature permits
- 13
- median days permit to spud · middle half 6–34
- 0
- spuds, last 180 days
- 1%
- cancelled · 1 permits
- 65
- expired undrilled
- 8
- permits a year over 19 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 |
|---|---|---|---|---|
| Dickens county → | — | 65 | 3 | Nov 1, 1995 |
| King county → | — | 40 | 2 | Jan 22, 1996 |
| Clay county → | — | 9 | 0 | Mar 27, 1985 |
| Hardeman county → | — | 7 | 0 | Mar 18, 1987 |
| Archer county → | — | 5 | 2 | Mar 16, 1995 |
| Palo Pinto county → | — | 5 | 2 | Mar 27, 1978 |
| Parker county → | — | 5 | 1 | Jul 20, 1978 |
| Victoria county → | — | 3 | 1 | Apr 20, 1981 |
| San Patricio county → | — | 2 | 0 | Nov 29, 1977 |
| Wilbarger county → | — | 2 | 0 | May 12, 1981 |
| Erath county → | — | 1 | 0 | Aug 16, 1977 |
| Stonewall county → | — | 1 | 1 | Jun 20, 1977 |
All 145 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 |
|---|---|---|
| Tannehill | 39 | 0 |
| Coleman Junction | 25 | 0 |
| Saddle Creek | 9 | 0 |
| Caddo | 6 | 0 |
| Canyon | 6 | 0 |
| Ellenburger | 5 | 0 |
| Strawn | 3 | 0 |
| Mississippian | 2 | 0 |
| Palo Pinto | 2 | 0 |
| Cisco | 2 | 0 |
| Barnett | 1 | 0 |
| Smithwick | 1 | 0 |
| Chester | 1 | 0 |
| KMA | 1 | 0 |
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
- 869K
- 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
- 17
- on the schedule
- 0
- producing
- 0
- shut in
- 0
- injection
- 0
- temp. abandoned
- 14
- plugged
How it got them
- 5
- permitted itself
- 1
- acquired from others
- 92
- 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
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 | 137 |
| Other | 0 | 0 | 3 |
| Reenter | 0 | 0 | 2 |
| Field transfer | 0 | 0 | 2 |
| Recompletion | 0 | 0 | 1 |
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 |
|---|---|---|
| Wildcat20001 | 4 | 0 |
| Palo Pinto Co. Reg. (Gas)68707333 | 2 | 0 |
| Bitter Gulch (Tannehill)8454500 | 1 | 0 |
| Boomerang (Pennsylvanian Reef)10556500 | 1 | 0 |
| Clairemont East (Strawn)18437333 | 1 | 0 |
| Clairemont East (Strawn Sand)18437666 | 1 | 0 |
| Arenosa Creek (6300 Frio)3529450 | 1 | 0 |
| Millsap E. (Congl. 4300)61706600 | 1 | 0 |
| Trinity Trace (Lower Tannehill)91289500 | 1 | 0 |
| Vogtsberger South94054001 | 1 | 0 |
| Vogtsberger South (Strawn)94054750 | 1 | 0 |
| Juliana NE. (4900)47581500 | 1 | 0 |
P-5 organization report
As registered with the RRC. About the P-5 →
- Registration
- Status code Y
- Last filed May 3, 1996
- Address
- 4245 Kemp Blvd Ste 904
- Wichita Falls, TX 76308
- Officers and agents
- Medders, Rosemary Manske · Owner
- Medders, Tom Bryant III · Manager
- Cadman, Lewis Harold · Controller
Latest permits
NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES
| Permit | Seen | Issued | Operator | County | Lease / well | Depth | API |
|---|---|---|---|---|---|---|---|
| 443752 | Jan 22, 1996 | Jan 22, 1996 | Medders Oil Company | King | Forks "1" #1A | 4,300 | 26932206 |
| 441436 | Nov 1, 1995 | Nov 1, 1995 | Medders Oil Company | Dickens | Forks "16" #1 | 4,300 | 12530564 |
| 437137 | Jun 26, 1995 | Jun 26, 1995 | Medders Oil Company | Dickens | Pitchfork L&cc "KK" #1 | 4,300 | 12530559 |
| 436074 | May 22, 1995 | May 22, 1995 | Medders Oil Company | Dickens | Pitchfork L & CC "JJ" #1 | 4,300 | 12530557 |
| 434634 | Apr 10, 1995 | Apr 10, 1995 | Medders Oil Company | Dickens | Pitchfork L&cc "II" #1 | 4,200 | 12530555 |
| 433802 | Mar 16, 1995 | Mar 16, 1995 | Medders Oil Company | Archer | Medders-Edwards "39" #1 | 6,200 | 00940916 |
| 431109 | Dec 21, 1994 | Dec 21, 1994 | Medders Oil Company | King | Pitchfork L & CC "HH" #1 | 4,200 | 26932168 |
| 431109 | Dec 21, 1994 | Dec 21, 1994 | Medders Oil Company | King | Pitchfork L & CC "HH" #1 | 6,000 | 26932168 |
| 428886 | Oct 10, 1994 | Oct 10, 1994 | Medders Oil Company | Archer | Edwards #1038 | 6,000 | 00940877 |
| 428886 | Oct 10, 1994 | Oct 10, 1994 | Medders Oil Company | Archer | Medders-Edwards "38" #1 | 6,400 | 00940877 |
| 426667 | Aug 15, 1994 | Aug 15, 1994 | Medders Oil Company | Dickens | Pitchfork L&cc "GG" #1 | 7,500 | 12530545 |
| 424777 | Jun 10, 1994 | Jun 10, 1994 | Medders Oil Company | Dickens | Pitchfork L&cc "EE" #3 | 4,200 | 12530541 |
| 422427 | Mar 30, 1994 | Mar 30, 1994 | Medders Oil Company | Dickens | Pitchfork L&cc "EE" #2 | 4,200 | 12530538 |
| 422043 | Mar 15, 1994 | Mar 15, 1994 | Medders Oil Company | Dickens | Pitchfork L&cc "DD" #7 | 4,300 | 12530537 |
| 420023 | Jan 11, 1994 | Jan 11, 1994 | Medders Oil Company | Dickens | Pitchfork L&cc "FF" #1 | 7,200 | 12530532 |
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/558350, documented in the API reference.