WELL · 42-355-33329 · DISTRICT 4
Sponberg J. O. #10
Nueces County · Agua Dulce (Austin Lower) field · Vertical
Sponberg J. O. #10 (API 42-355-33329) is a well in Nueces County operated by Linn Operating Inc., completed September 3, 2005.
The RRC has issued one drilling permit, issued February 15, 2001, permitted to 8,000 ft.
It was permitted by Devon Energy Production CO, L.P. and has since transferred to Linn Operating Inc. on the wellbore schedule.
Completion filings report 7 formation tops, including Agua Dulce (Bentonville), Agua Dulce (Harper, E), Agua Dulce (Harper, E.), Agua Dulce (Ingram).
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Devon Energy Production Co, L.P.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Mar 8, 2019 · 1,401 permits on file · (281) 840-4000
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Linn Operating Inc. |
| Production reports | Urban Oil & Gas Group, LLCthrough Apr 2026 |
| Latest permit | Devon Energy Production Co, L.P.Feb 15, 2001 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,000
- total depth, ft
- 1
- permits on file
- Feb 15, 2001
- last permit issued
- Sep 3, 2005
- completed
- 0
- cumulative oil, bbl
- 262K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2001 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Sep 3, 2005
- Shut in
- —
- Plugged
- —
Surface location
No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Texas reports oil by lease, not by well. These are the 2 leases this well is completed on; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Sponberg, J. O. G-4-182839 | Agua Dulce (Consolidated Frio) | Urban Oil & Gas Group, LLC | 1 | 0 | 237K | Apr 2001 – Jul 2026 |
| Sponberg, J. O. G-4-182838 | Agua Dulce (Austin, Lower) | Linn Operating, Inc. | 1 | 0 | 25K | Apr 2001 – Apr 2016 |
Gas, mcf lease total
Last 12 months 1,016 · prior 12 1,239(-18%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Devon Energy Production Co, L.P.Apr 2001 → Jul 2014
- 2Linn Operating, Inc.Aug 2014 → Apr 2017
- 3Linn Operating, LLCMay 2017 → Jul 2017
- 4Urban Oil & Gas Group, LLCAug 2017 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 505407-99 | Drill | Devon Energy Production Co, L.P. | Feb 15, 2001 | Feb 15, 2001 | Mar 2, 2001 | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-182838 | — | — | — | — |
| — | — G-4-182839 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 110 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Agua Dulce (Bentonville) | 4,600 | -4,490 |
| Agua Dulce (Harper, E) | 5,576 | -5,466 |
| Agua Dulce (Harper, E.) | 5,576 | -5,466 |
| Agua Dulce (Ingram) | 5,728 | -5,618 |
| Agua Dulce (Dabney) | 6,535 | -6,425 |
| Agua Dulce (Elliff) | 6,630 | -6,520 |
| Agua Dulce (Austin, Lower) | 6,899 | -6,789 |
| Agua Dulce (Austin, Lower) | — | — |
| Agua Dulce (Bentonville) | — | — |
| Agua Dulce (Dabney) | — | — |
| Agua Dulce (Elliff) | — | — |
| Agua Dulce (Harper, E.) | — | — |
| Agua Dulce (Ingram) | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,136 | 5,838 | Perforated |
| 5,770 | 6,516 | Perforated |
| 6,899 | 6,905 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,517 | 12.25 | 566 S |
| 4.5 | 7,394 | 7.875 | 800 S |
Completion filings
W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Jun 10, 2016 | May 11, 2016 | — |
| 00 | May 25, 2016 | May 10, 2016 | — |
| 00 | Jul 26, 2001 | May 29, 2001 | Yes |
| 00 | Jun 14, 2001 | — | Yes |
The source documents
Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.
- Wellbore filings for 42-355-33329 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-355-33329 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.
About this data
Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.
New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease
Developers: this page as JSON is GET /v1/data/wells/35533329, documented in the API reference.