Quick answer: Castlerock Ef Operating LLC has 22 Texas/Oklahoma drilling permits in the last ten years, 0 of them in the last 12 complete months (-100.0% year over year). Its most-permitted county is Mcmullen (54.5% of permits) and leading target is Gulf Coast Basin (La - Tx) (90.9%).
| Year | Permits | Median lateral (ft) |
|---|---|---|
| 2023 | 12 | 9,873 |
| Other years combined (2 years) | 10 | — |
Years with fewer than three permits are combined with at least one other year, so no single year's count is published.
| Formation / play | Permits | Share |
|---|---|---|
| Gulf Coast Basin (La - Tx) | 20 | 90.9% |
| All other / unclassified | 2 | — |
| Median permit → spud | 16 days |
| Median spud → first reported production | 99 days |
| Permits older than 12 months that were spudded | 100% |
| Spuds older than 12 months reporting production | 72.7% |
| Median lateral, last 24 months vs earlier | 12,407 ft vs 11,150 ft |
Groups with fewer than three permits are folded into "all other". Computed by Valor from public oil and gas data; refreshed weekly. Data as of 2026-10-25.
Castlerock Ef Operating LLC has 22 Texas/Oklahoma drilling permits in the last ten years, 0 of them in the last 12 complete months (-100.0% year over year). Its most-permitted county is Mcmullen (54.5% of permits) and leading target is Gulf Coast Basin (La - Tx) (90.9%).
Across its permits, the median time from permit to spud is 16 days and from spud to first reported production 99 days. 100% of its permits older than a year have been spudded.
Its median lateral on permits from the last 24 months is 12,407 ft, versus 11,150 ft on earlier permits (+11.3%).
No. Valor publishes permit activity as statistics — counts by year, county and formation groupings of three or more permits, lateral trends and cycle times — rather than individual permit records.
These statistics are computed by Valor from public oil and gas data. © Valor, all rights reserved.