Canyon Formation

Operator-reported tops from 23,836 wells across 72 counties, median tops running 205–10,314 ft by county.

Top depth: 1,265 ft 8,668 ft

1,390 wells shown (sampled from 23,836)

Depth by County

County	Wells	Median Top	Typical Range	CSV
Sutton	5,638	5,528 ft	4,020–6,636	↓
Val Verde	3,780	6,080 ft	4,898–7,478	↓
Irion	1,843	6,800 ft	6,120–7,729	↓
Scurry	1,525	6,708 ft	6,471–6,907	↓
Sterling	1,235	7,593 ft	7,040–8,042	↓
Schleicher	961	6,436 ft	4,268–7,212	↓
Stonewall	579	4,258 ft	4,040–4,992	↓
Kent	562	6,296 ft	5,990–6,623	↓
Tom Green	535	7,135 ft	4,384–7,815	↓
Nolan	518	5,188 ft	4,467–5,625	↓
Edwards	501	3,146 ft	1,947–6,022	↓
Fisher	475	4,468 ft	4,171–5,509	↓
Wilbarger	431	3,200 ft	2,208–4,299	↓
Wichita	368	2,296 ft	1,949–2,833	↓
Howard	367	8,466 ft	7,364–9,146	↓
Glasscock	345	8,358 ft	8,080–8,946	↓
Reagan	275	8,335 ft	7,866–8,841	↓
Ector	249	8,704 ft	8,381–9,143	↓
Andrews	205	9,140 ft	8,962–9,418	↓
Val Verde	184	4,315 ft	3,146–8,900	↓
Coke	183	4,287 ft	3,636–5,735	↓
Archer	169	2,412 ft	1,816–3,559	↓
Runnels	164	3,550 ft	3,102–4,000	↓
King	163	4,396 ft	3,848–5,100	↓
Clay	158	1,890 ft	1,664–2,508	↓
Borden	153	7,944 ft	6,760–8,252	↓
Jones	132	4,074 ft	3,389–4,460	↓
Hardeman	128	5,079 ft	3,992–5,670	↓
Cooke	111	1,580 ft	500–2,390	↓
Taylor	103	3,928 ft	3,203–4,357	↓
Concho	100	3,015 ft	2,181–3,513	↓
Haskell	94	3,185 ft	2,511–4,352	↓
Oldham	93	8,634 ft	6,320–9,164	↓
Foard	92	3,536 ft	1,991–4,562	↓
Dawson	89	9,180 ft	8,694–10,311	↓
Baylor	89	2,746 ft	2,451–3,033	↓
Hockley	86	9,624 ft	9,307–9,989	↓
Montague	81	1,511 ft	1,120–2,572	↓
Young	78	1,252 ft	654–2,460	↓
Mcculloch	67	1,116 ft	655–1,530	↓
Cottle	66	4,515 ft	3,883–5,915	↓
Crane	64	7,592 ft	7,265–8,249	↓
Martin	63	9,505 ft	9,316–10,735	↓
Jack	59	2,710 ft	1,608–3,476	↓
Palo Pinto	53	928 ft	570–1,344	↓
Menard	50	2,847 ft	1,852–3,543	↓
Throckmorton	45	2,163 ft	970–2,915	↓
Coleman	42	2,376 ft	757–2,862	↓
Pecos	42	6,954 ft	5,316–7,938	↓
Midland	41	10,148 ft	9,765–10,347	↓
Potter	38	7,320 ft	6,602–8,978	↓
Mitchell	32	7,064 ft	5,527–7,498	↓
Knox	29	3,842 ft	3,609–4,323	↓
Terrell	28	7,575 ft	5,135–8,130	↓
Wise	24	1,900 ft	1,557–2,560	↓
Terry	22	9,950 ft	9,300–11,046	↓
Upton	22	9,680 ft	7,825–10,116	↓
Hartley	21	6,324 ft	5,881–6,516	↓
Kimble	20	1,512 ft	962–1,999	↓
Garza	19	7,150 ft	6,820–8,228	↓
Motley	18	5,012 ft	4,929–5,433	↓
Gaines	17	10,314 ft	8,780–10,901	↓
Shackelford	17	2,302 ft	894–3,638	↓
Winkler	15	8,491 ft	5,252–11,139	↓
Brown	13	205 ft	178–665	↓
Eastland	13	1,520 ft	791–1,578	↓
Stephens	12	1,636 ft	574–3,995	↓
Lynn	11	8,441 ft	8,414–9,422	↓
Callahan	9	2,200 ft	1,142–2,668	↓
Ward	9	8,319 ft	5,699–11,173	↓
Childress	7	4,588 ft	4,529–4,615	↓
Real	6	1,400 ft	1,312–3,218	↓

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.