Oswego Formation

Operator-reported tops from 1,466 wells across 7 counties, median tops running 5,476–11,488 ft by county.

Top depth: 5,468 ft 11,216 ft

59 wells shown (sampled from 1,466)

Depth by County

County	Wells	Median Top	Typical Range	CSV
Hemphill	813	10,536 ft	9,450–10,846	↓
Wheeler	221	11,488 ft	10,861–12,073	↓
Roberts	162	8,131 ft	7,302–8,792	↓
Ochiltree	103	6,906 ft	6,587–7,833	↓
Sherman	62	5,476 ft	4,914–5,795	↓
Hansford	57	6,132 ft	5,957–6,616	↓
Lipscomb	48	7,920 ft	7,194–9,135	↓

Counties with fewer than 5 wells omitted. Depths are measured depth as filed; typical range is the 10th–90th percentile of reported tops — raw filings contain occasional typo depths, so extremes are not shown.