⟁ California Well Data field records · 2026 survey

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Best well drillers in Orange County, California

Not a pay-to-play list: these are the 108 drilling companies with wells on record in Orange County, ranked by wells actually drilled here — 4,456 logged wells in the California Department of Water Resources (DWR) Well Completion Reports database (records as of 2026-08-14). Every number links back to the public record.

108companies on record
37active since 2022
4,456wells in county record
#CompanyIn Orange Co. since 2016All-time in countyStatewide
1 J & H Drilling Co. Inc. 190 206 978
2 A B C Liovin Drilling Inc. 169 224 1,281
3 Farwest Corrosion Control Company 69 234 2,649
4 Bc2 Environmental LLC 68 76 416
5 Torrent Resources CA Incorporated 53 53 54
6 Cascade Drilling LP 34 35 826
7 Yellow Jacket Drilling Services LLC 33 33 291
8 Beks Acquisition Inc. 24 40 465
9 Corrpro Companies Inc. 21 22 737
10 Jensen Drilling Company 17 17 186
11 Gregg Drilling LLC 15 15 558
12 Best Drilling And Pump Inc. 13 27 248
13 Cascade Drilling L P 9 100 2,827
14 American Construction And Supply Inc. 7 19 1,685
15 Fain Drilling & Pump Co. Inc. 6 19 3,029
16 Stehly Brothers Drilling Inc. 5 15 2,191
17 L O Lynch Quality Wells & Pumps Inc. 5 10 3,373
18 Zim Industries Inc. Dba Bakersfield Well & Pump Co. 3 41 1,716
19 Southwest Pump & Drilling Inc. 3 15 290
20 C R Well Drilling 3 3 455
21 Layne Christensen Company 2 87 2,362
22 Gulf Shore Construction Services Inc. 2 2 28
23 Crum Sam Water Well Drilling Inc. 1 65 591
24 Gregg Drilling & Testing Inc. 1 44 4,828
25 Dechenne Water Well Drilling Inc. 1 9 1,204
26 H & B Drilling And Sons LLC 1 1 414
27 Eagle Well Drilling & Pump Service 1 1 542
28 Water Well Service Inc. 1 1 145
29 Southern California Well Service LLC 1 1 50
30 Nor - Cal Pump & Well Drilling Inc. 1 1 248
31 Mel Meyer — 1,256 101,127
32 Cascade Drilling Inc. - California — 318 3,167
33 West Hazmat Drilling Corp — 213 1,702
34 Mccalla Bros Pump And Drilling Co. — 188 229
35 Water Well Supply — 185 533
36 H-F Drilling, Inc. — 159 618
37 Beylik Drilling & Pump Service — 109 1,267
38 Mccalla Brothers — 95 578
39 W D C Exploration & Wells — 68 2,421
40 Testamerica Drilling Corp — 34 378
41 Interstate Soils Sampling Inc. — 28 75
42 Moss Roscoe Company — 23 1,220
43 Beylik Drilling Inc. — 21 174
44 Pipeline Industries-Drill Line Division — 18 84
45 Melvin A Mcfadden — 17 51
46 Howard Pump Inc. A California Corporation — 16 1,650
47 Stang Hydronics Inc. — 16 56
48 R P Seay — 15 86
49 Vaughn Maynard & Sons — 15 51
50 Teredon Company — 15 48
51 Saunders Brothers — 13 44
52 Keeler Drlg Co. — 13 30
53 Layne-Western Co. Inc. — 12 255
54 Cowart & Dix — 12 27
55 Bertram Drilling Inc. — 11 1,171
56 Layne Environmental Services Inc. — 11 104
57 Collum Drilling Company — 10 37
58 Cruse Drilling Co. — 9 341
59 Datum Exploration Inc. — 9 223
60 Corrosion Technology Inc. — 9 169
61 Vironex, Inc. — 7 649
62 C. Cruse Drilling — 7 301
63 Midway Drilling & Pump Company — 6 753
64 S/G Testing Laboratories Inc. — 6 187
65 SO Cal Pump And Well Drilling — 6 158
66 R H Forney — 6 88
67 Rex Anderson Corp — 5 1,493
68 Acme Drilling Company — 5 1,439
69 American Drilling — 5 970
70 Roscoe Moss Company — 4 130
71 JC Drilling — 4 110
72 Mogle Brothers — 4 57
73 National E W P Inc. — 3 431
74 Bill Belknap — 3 2,758
75 Ron Engeldinger Well — 3 616
76 Fugro Usa Land Inc. — 3 36
77 Palm Springs Pump Inc. — 2 115
78 Boart Longyear Company — 2 172
79 Jack Jones Wells & Pumps — 2 1,145
80 Independent Well Drilling Inc. — 2 615
81 Multi Water Systems — 2 269
82 Don Redfeairn Drilling Co. — 2 186
83 M R Peck & Sons — 2 125
84 Howard Pump Company — 2 106
85 Chino Valley Water Well Supply Inc. — 2 77
86 Mazzetti & Company — 2 63
87 All American Water Supply OF California Inc. — 2 40
88 Keener Exploration Drilling Co. — 2 37
89 Mclaren Environmental Engineering — 2 30
90 Filipponi-Thompson Drilling Inc. — 1 2,133
91 Eaton Drilling Co. LLC — 1 3,793
92 Bryant Pump & Drilling Company — 1 1,000
93 Ivan D Alexander Water Well Drilling — 1 1,617
94 Rottman Drilling Co. — 1 1,331
95 H & B Drilling — 1 1,248
96 Burt Drilling Co. — 1 438
97 Trunnell Wells & Pumps — 1 384
98 Tri-County Drilling Inc. — 1 227
99 Redfeairn R L Drilling — 1 195
100 Xxx — 1 113
101 Hidden Valley Pump Systems Inc. — 1 98
102 Ase Drilling Inc. — 1 82
103 Barber-Bridge Drilling Corp Ltd — 1 64
104 Peerless Welding & Machine Shop — 1 63
105 A & R Drilling — 1 60
106 Hacker's Pump Service — 1 51
107 Cofferdam Unwatering Corporation — 1 32
108 Foothill Drilling — 1 26

Ranked by wells drilled in Orange County since 2016 (then all-time), from the full DWR record. A ★ marks a featured sponsor — sponsors must appear in the county record to be listed, and the ranking below them is never reordered.

Who drills the most wells in Orange County?

J & H Drilling Co. Inc. has drilled the most Orange County wells in the recent record — 190 since 2016, 206 in the county all-time.

How many well drilling companies work in Orange County?

108 companies in the DWR record have drilled wells in Orange County; 37 of them have drilled somewhere in California since 2022. Smaller operators below the record threshold may also serve the area.

How deep is a typical well in Orange County?

The median drilled depth in Orange County is 191 ft, based on 11,492 recorded wells. Depths, water levels, and yields are on the Orange County wells page.

Well depths, static water levels, tested yields, and drilling cost estimates for this county live on the Orange County wells page.

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