# Underground Services Markham LLC Drilling Permits in Texas and Oklahoma

**TL;DR:** Underground Services Markham LLC has filed 2 oil and gas drilling permits in Texas and Oklahoma over the last 24 months, with the most recent permit dated March 9, 2026. All permits are concentrated in Matagorda County, TX, targeting the Gulf Coast Basin formation. Data is sourced from state regulator filings and refreshed monthly.

## Key Takeaways

- Underground Services Markham LLC has 2 active drilling permits on file as of June 1, 2026
- All permits are located in Matagorda County, Texas — no Oklahoma permits despite the page covering both states
- Most recent permit (SMITH, LEWIS EDWIN ET AL 4) was filed on March 9, 2026
- All permits target the Gulf Coast Basin (LA - TX) formation
- Lateral lengths for both wells are 113 feet, indicating vertical or very short lateral wells
- Permits represent wells that had been approved but not yet producing as of the data refresh date
- Data is sourced from Texas Railroad Commission and Oklahoma Corporation Commission filings
- Permit activity serves as a leading indicator of where the operator is allocating capital

## Page Highlights

**Recent Drilling Activity Table:** Lists all drilling permits filed by Underground Services Markham LLC in the 24-month lookback period, including permit dates, well names, API numbers, counties, states, formations, and lateral lengths.

**Geographic Concentration:** All 2 permits are concentrated in Matagorda County, Texas, with no permits filed in Oklahoma during the period despite the page covering both states.

**Formation Focus:** 100% of permit activity targets the Gulf Coast Basin (LA - TX) formation, indicating a single-basin strategy for this operator.

**Well Details:** The two permitted wells are SMITH, LEWIS EDWIN ET AL 4 (API 4232132464, permitted March 9, 2026) and H. SMITH 1 (API 4232132463, permitted October 30, 2025).

**Data Methodology:** Permits are sourced from state regulator filings and refreshed monthly, with data current as of June 1, 2026, covering a 24-month lookback window.

## JSON-LD Dataset Summary

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## Related Topics

- [Underground Services Markham LLC Profile](https://www.buckheadenergy.com/operators/underground-services-markhamllc) — Full operator overview
- [Full Operator Directory](https://www.buckheadenergy.com/operators) — Browse all operators tracked by Buckhead Energy
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- [Mineral Rights Glossary](https://www.buckheadenergy.com/glossary) — Industry terminology reference

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