Wichita-Albany Formation

Operator-reported tops from 7,330 wells across 38 counties, median tops running 916–8,390 ft by county.

Top depth: 2,918 ft 7,644 ft

1,310 wells shown (sampled from 7,330)

Depth by County

County	Wells	Median Top	Typical Range	CSV
Andrews	1,516	7,020 ft	6,643–7,460	↓
Scurry	1,107	4,342 ft	4,215–4,504	↓
Glasscock	900	7,050 ft	4,812–7,542	↓
Crane	583	4,910 ft	4,506–5,493	↓
Ector	577	6,510 ft	6,298–6,818	↓
Gaines	476	7,310 ft	7,194–7,838	↓
Pecos	316	4,138 ft	3,370–4,651	↓
Winkler	297	6,671 ft	6,306–6,927	↓
Yoakum	255	7,938 ft	7,704–8,304	↓
Ward	180	6,100 ft	5,482–6,540	↓
Hockley	139	7,369 ft	7,161–7,900	↓
Howard	118	7,032 ft	4,189–7,563	↓
Foard	117	916 ft	857–1,071	↓
Sterling	106	4,095 ft	3,098–6,090	↓
Mitchell	83	3,407 ft	3,237–3,752	↓
Irion	76	4,392 ft	3,396–4,885	↓
Kent	65	2,960 ft	2,832–3,040	↓
Garza	61	4,753 ft	4,555–5,458	↓
Crockett	52	3,584 ft	3,253–4,616	↓
Borden	38	5,844 ft	4,161–6,468	↓
Schleicher	34	3,236 ft	3,023–3,749	↓
Cottle	30	1,855 ft	1,775–1,940	↓
Nolan	25	2,258 ft	1,988–3,311	↓
Wheeler	21	2,000 ft	1,310–5,190	↓
Reagan	21	7,223 ft	6,250–7,314	↓
Moore	19	2,495 ft	1,750–3,101	↓
Wichita	14	1,027 ft	556–1,709	↓
Upton	13	4,733 ft	3,895–6,647	↓
Coke	12	1,956 ft	1,292–2,048	↓
Potter	12	2,206 ft	1,994–3,030	↓
Martin	10	8,390 ft	8,073–8,721	↓
Hartley	10	3,598 ft	3,515–3,643	↓
Cochran	10	7,300 ft	6,380–7,713	↓
King	9	1,700 ft	1,536–1,765	↓
Stonewall	8	1,119 ft	1,092–1,368	↓
Tom Green	8	2,724 ft	2,107–4,117	↓
Fisher	7	2,730 ft	2,201–3,330	↓
Hemphill	5	3,092 ft	3,045–3,296	↓

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.