Santa Rosa Formation

Operator-reported tops from 17,453 wells across 26 counties, median tops running 300–1,975 ft by county.

Top depth: 479 ft 1,520 ft

11,567 wells shown (sampled from 17,453)

Depth by County

County	Wells	Median Top	Typical Range	CSV
Midland	6,163	1,000 ft	786–1,195	↓
Martin	4,742	1,149 ft	849–1,475	↓
Glasscock	1,838	837 ft	549–1,000	↓
Yoakum	1,306	1,100 ft	400–2,197	↓
Ector	853	1,263 ft	784–1,546	↓
Howard	763	746 ft	400–1,000	↓
Hockley	406	1,100 ft	386–2,052	↓
Borden	263	514 ft	325–1,000	↓
Andrews	212	1,240 ft	903–1,502	↓
Reagan	181	666 ft	500–820	↓
Concho	142	1,845 ft	1,100–2,100	↓
Upton	98	691 ft	638–999	↓
Irion	96	450 ft	300–700	↓
Mitchell	84	300 ft	200–627	↓
Gaines	56	1,490 ft	1,220–1,700	↓
Garza	55	650 ft	363–1,155	↓
Dawson	41	1,213 ft	860–1,670	↓
Crane	36	712 ft	598–915	↓
Scurry	25	500 ft	350–2,142	↓
Winkler	24	800 ft	285–1,175	↓
Ward	19	630 ft	90–821	↓
Lubbock	19	1,332 ft	1,100–1,511	↓
Terry	12	1,975 ft	1,800–2,100	↓
Lynn	9	1,235 ft	892–1,360	↓
Crosby	5	550 ft	429–652	↓
Crockett	5	725 ft	506–1,181	↓

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.