TEXAS · WELLS · GLASSCOCK COUNTY · HAMMERHEAD 33 LEASE · API 42-173-33709 · DISTRICT 7B
Hammerhead 33 #1
Glasscock County · Spraberry (Trend Area) field · Producing · Vertical
Hammerhead 33 #1 (API 42-173-33709) is a well in Glasscock County operated by Apache Corporation, completed December 14, 2010 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued June 22, 2010, permitted to 10,437 ft.
Completion filings report 5 formation tops, including Wolfcamp, Cline, Strawn, Atoka.
Its lease has reported 535K barrels of oil and 2.44M mcf of gas since December 2010, last reporting in July 2026. The lease carries 8 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Dec 3, 2025
- Permits on file
- 9,756
- Phone
- (713) 954-5500
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Apache Corporation |
| Production reports | Apache Corporationthrough Apr 2026 |
| Latest permit | Mariner Energy, Inc.Jun 22, 2010 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,437
- total depth, ft
- 2
- permits on file
- Jun 22, 2010
- last permit issued
- Dec 14, 2010
- completed
- 535K
- cumulative oil, bbl
- 2.44M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 14, 2010
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 lease this well is completed on; they carry 8 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Hammerhead 33 O-10-40816 | Spraberry (Trend Area) | Apache Corporation | 8 | 535K | 2.44M | Dec 2010 – Jul 2026 |
Gas, mcf lease total
Last 12 months 104,400 · prior 12 121,275(-14%)
Oil, barrels lease total
Last 12 months 9,717 · prior 12 11,500(-16%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Apache CorporationDec 2010 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 697919-98 | Drill | Apache Corporation | Feb 17, 2011 | Jun 22, 2010 | Oct 9, 2010 | 11,000 |
| 697919-99 | Drill | Mariner Energy, Inc. | Jun 22, 2010 | Jun 22, 2010 | Oct 9, 2010 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Dec 14, 2010 | Hammerhead 33 O-10-40816 | Spraberry (Trend Area) | Apache Corporation | Producing | 10,437 |
Formation tops
As filed on W-2/G-1. Subsea from 2,763 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,612 | 8,744 | Perforated |
| 9,194 | 9,468 | Perforated |
| 9,506 | 9,740 | Perforated |
| 9,814 | 10,010 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 560 | 17.5 | 400 S |
| 5.5 | 10,437 | 8.75 | 1,550 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 | Sep 23, 2011 | Jan 20, 2011 | 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 42-173-33709 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-173-33709 → 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/17333709, documented in the API reference.