Big Saline Formation

Operator-reported tops from 2,020 wells across 13 counties, median tops running 3,155–7,390 ft by county.

Top depth: 3,462 ft 5,291 ft

25 wells shown (sampled from 2,020)

Depth by County

County	Wells	Median Top	Typical Range	CSV
Tarrant	743	6,782 ft	5,925–7,209	↓
Palo Pinto	538	3,550 ft	3,150–4,017	↓
Stephens	207	3,664 ft	3,560–3,879	↓
Parker	168	4,975 ft	3,951–5,825	↓
Erath	112	3,660 ft	3,225–3,798	↓
Hood	77	4,577 ft	3,728–5,590	↓
Tarrant	64	5,880 ft	5,347–6,360	↓
Eastland	46	3,155 ft	2,948–3,392	↓
Wise	25	5,478 ft	5,124–6,044	↓
Hill	18	7,390 ft	7,232–7,581	↓
Jack	11	4,490 ft	4,140–5,115	↓
Denton	6	6,638 ft	6,264–7,521	↓
Young	5	4,100 ft	3,952–4,620	↓

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.