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Sem Operating Company LLC Drilling Permit Activity

Quick answer: Sem Operating Company LLC has 290 Texas/Oklahoma drilling permits in the last ten years, 23 of them in the last 12 complete months (+76.9% year over year). Its most-permitted county is Reagan (52.8% of permits) and leading target is Permian Basin (89.8%).

23
permits, last 12 complete months
+76.9%
vs prior 12 months
290
permits, last 10 years
July 2026
most recent permit month

Permits by year

2017: 44 permits 2017 2018: 57 permits 2019: 11 permits 2019 2020: 22 permits 2021: 40 permits 2021 2022: 31 permits 2023: 28 permits 2023 2024: 17 permits 2025: 15 permits 2025 2026: 18 permits 2026
Sem Operating Company LLC drilling permits per year (years with 3+ permits) (permits)
Sem Operating Company LLC drilling permits per year (years with 3+ permits)
Periodpermits
201744
201857
201911
202022
202140
202231
202328
202417
202515
202618
YearPermitsMedian lateral (ft)
2017448,335
2018579,198
20191111,080
2020229,082
20214010,369
2022318,704
20232810,618
20241711,898
20251516,121
2026188,463

Where it permits

CountyPermitsShare
Reagan (TX)15352.8%
Irion (TX)10736.9%
Crockett (TX)3010.3%

What it targets

Formation / playPermitsShare
Permian Basin23889.8%
Thirty-One Carbonate-Chert207.5%
Ozona Canyon72.6%

Permit-to-production timing

Median permit → spud28 days
Median spud → first reported production147 days
Permits older than 12 months that were spudded85.3%
Spuds older than 12 months reporting production91.8%
Median lateral, last 24 months vs earlier8,592 ft vs 9,066 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 2026-09-29.

Using this page

Sem Operating Company LLC Permits — FAQ

Sem Operating Company LLC has 290 Texas/Oklahoma drilling permits in the last ten years, 23 of them in the last 12 complete months (+76.9% year over year). Its most-permitted county is Reagan (52.8% of permits) and leading target is Permian Basin (89.8%).

Across its permits, the median time from permit to spud is 28 days and from spud to first reported production 147 days. 85.3% of its permits older than a year have been spudded.

Its median lateral on permits from the last 24 months is 8,592 ft, versus 9,066 ft on earlier permits (-5.2%).

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.