WELL · 42-371-39701 · DISTRICT 8
Karah SWD #1
Pecos County · Rojo Caballos (Delaware) field · Injection · Vertical
Karah Swd #1 (API 42-371-39701) is a well in Pecos County operated by Waterbridge Texas Operating LLC, completed March 14, 2019 and listed as injection on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued March 5, 2018, permitted to 8,000 ft.
It was permitted by Halcon Operating CO., Inc. and has since transferred to Waterbridge Texas Operating LLC on the wellbore schedule.
Completion filings report 10 formation tops, including Rustler, Glorieta, Grayburg, O'Brien.
No lease production has been reported under this well’s leases.
It holds an active disposal or injection permit, with 4.14M barrels injected in the 12 months reported through May 2025; TexNet located 8 M2+ earthquakes within 10 km over the last two years.
Operator of record
Waterbridge Texas Operating LLC
Permitted by Halcon Operating Co., Inc.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Apr 4, 2026 · 20 permits on file · (713) 454-7022
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Waterbridge Texas Operating LLC |
| Production reports | none |
| Latest permit | Halcon Operating Co., Inc.Dec 31, 2018 |
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
- 2
- permits on file
- Dec 31, 2018
- last permit issued
- Mar 14, 2019
- completed
- 0
- cumulative oil, bbl
- 0
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Mar 2019 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 14, 2019
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
31.024426, -103.200619
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Pecos County.
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Karah SWD O-10-51625 | Rojo Caballos (Delaware) | Waterbridge Texas Operating LLC | 1 | 0 | 0 | Mar 2019 – Jul 2026 |
No volumes reported on these leases in the last three years.
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 837057-98 | Drill | Halcon Operating Co., Inc. | Nov 13, 2018 | Dec 31, 2018 | Nov 15, 2018 | 8,000 |
| 837057-99 | Drill | Halcon Operating Co., Inc. | Mar 2, 2018 | Mar 5, 2018 | — | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-51625 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,889 ft elevation.Download CSV →
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,490 | 7,098 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 2,211 | 17.5 | 1,916 S |
| 9.625 | 7,253 | 12.25 | 1,090 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 24, 2019 | Mar 18, 2019 | — |
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 42-371-39701 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-39701 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their search.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Laura-Mackenzie East42-371-39815
1.7 KM · Halcon Operating Co., Inc. · Section with this well →
| Capitan | — | |
| Yates | — | |
| Toborg | — | |
| Soma | — | |
| Seven Rivers | — | |
| San Andres | — | |
| Rustler | — | |
| Queen | — |
10 TOPS · FIRST 8
Laura-Mackenzie West42-371-39683
1.7 KM · Halcon Operating Co., Inc. · Section with this well →
| Grayburg | — | |
| Yates | — | |
| Tubb | — | |
| Toborg | — | |
| Soma | — | |
| Seven Rivers | — | |
| Rustler | — | |
| Queen | — |
10 TOPS · FIRST 8
Sidewinder 212042-371-39663
1.9 KM · Crimson Exploration Oper., Inc. · Section with this well →
| Toborg | 500 | -473 |
| Soma | 900 | -873 |
| Rustler | 1,366 | -1,339 |
| Yates | 1,450 | -1,423 |
| Seven Rivers | 1,800 | -1,773 |
| Grayburg | 2,200 | -2,173 |
| O'Brien | 2,500 | -2,473 |
| Glorieta | 2,900 | -2,873 |
10 TOPS · FIRST 8
Gunner 222342-371-39688
1.9 KM · Crimson Exploration Oper., Inc. · Section with this well →
| Toborg | 500 | 2,394 |
| Soma | 900 | 1,994 |
| Rustler | 1,366 | 1,528 |
| Yates | 1,450 | 1,444 |
| Seven Rivers | 1,800 | 1,094 |
| Grayburg | 2,200 | 694 |
| O'Brien | 2,500 | 394 |
| Glorieta | 2,900 | -6 |
10 TOPS · FIRST 8
Lindsey42-371-39543
2.3 KM · Halcon Operating Co., Inc. · Section with this well →
| Grayburg | — | |
| Tubb | — | |
| Yates | — | |
| Toborg | — | |
| Soma | — | |
| Seven Rivers | — | |
| Rustler | — | |
| Queen | — |
10 TOPS · FIRST 8
Berkley State East42-371-39497
3.4 KM · Halcon Operating Co., Inc. · Section with this well →
| Grayburg | — | |
| Glorieta | — | |
| Yates | — | |
| Tubb | — | |
| Toborg | — | |
| Soma | — | |
| Seven Rivers | — | |
| Rustler | — |
10 TOPS · FIRST 8
Ethel-Jesper East42-371-39533
3.4 KM · Halcon Operating Co., Inc. · Section with this well →
| Toborg | 100 | 2,754 |
| Yates | 700 | 2,154 |
| Soma | 700 | 2,154 |
| Queen | 1,100 | 1,754 |
| Rustler | 1,300 | 1,554 |
| Seven Rivers | 1,400 | 1,454 |
| Grayburg | 1,600 | 1,254 |
| O'Brien | 2,500 | 354 |
10 TOPS · FIRST 8
Faye-Faye West A42-371-39565
3.4 KM · Halcon Operating Co., Inc. · Section with this well →
| Rustler | 1,217 | 1,635 |
| Seven Rivers | — | |
| Soma | — | |
| Toborg | — | |
| Tubb | — | |
| Queen | — | |
| Yates | — | |
| O'Brien | — |
10 TOPS · FIRST 8
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 4.14M
- bbl, last 12 reported months
- 18.4M
- bbl, all reported
- May 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000117137 | W-14 Disposal | Active | 20,000 | 1,302 | 5,210–7,150 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 4,142,857 · prior 12 3,872,625(+7%)
TexNet catalog via USGS
Seismicity near this well
- 8
- M2+ events within 10 km, last 2 years
- M2.6
- largest
A proximity count, not an attribution. How to read it →
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/37139701, documented in the API reference.