⟁ California Well Data field records · 2026 survey

← All California drillers

Best well drillers in San Bernardino County, California

Not a pay-to-play list: these are the 251 drilling companies with wells on record in San Bernardino County, ranked by wells actually drilled here — 18,437 logged wells in the California Department of Water Resources (DWR) Well Completion Reports database (records as of 2026-10-02). Every number links back to the public record.

251companies on record
66active since 2022
18,437wells in county record
#CompanyIn San Bernardino Co. since 2016All-time in countyStatewide
1 Wallis Water Systems 212 676 688
2 Bar - H Well Drilling Inc. 202 202 202
3 North American Drilling Company 188 501 695
4 Eagle Well Drilling & Pump Service 176 539 545
5 Chambers D P Drilling 160 443 488
6 Solomon Well Drilling & Pump Service Inc. 146 194 194
7 Farwest Corrosion Control Company 92 231 2,667
8 J & H Drilling Co. Inc. 79 104 994
9 Cascade Drilling LP 76 78 830
10 Daugherty Pump & Drilling 72 111 122
11 Water Well Service Inc. 68 96 146
12 Chambers Choice Drilling 67 70 75
13 Harich Enterprises Company Inc. 54 598 612
14 J & O Well Drilling 52 92 159
15 Cascade Drilling L P 49 98 2,827
16 Randall N Wallis 47 516 531
17 L O Lynch Quality Wells & Pumps Inc. 44 132 3,374
18 Donald C Vickery Well Drilling 35 138 150
19 Heritage Well Service 35 35 528
20 Well Tec Services Inc. 33 58 126
21 Yellow Jacket Drilling Services LLC 32 35 296
22 Layne Christensen Company 25 331 2,363
23 Terawatt Construction 16 26 26
24 A B C Liovin Drilling Inc. 15 21 1,282
25 Bc2 Environmental LLC 15 20 435
26 American Construction And Supply Inc. 13 25 1,697
27 Beks Acquisition Inc. 12 12 465
28 Best Drilling And Pump Inc. 11 38 248
29 Lucerne Valley Pump Service 11 26 26
30 Southern California Well Service LLC 11 11 51
31 Southwest Pump & Drilling Inc. 9 53 292
32 Gregg Drilling LLC 9 9 564
33 Sebastian Valente 9 9 71
34 Crum Sam Water Well Drilling Inc. 7 266 591
35 A Z C A Drilling & Pump Inc. 5 11 171
36 Corrpro Companies Inc. 5 7 737
37 Fain Drilling & Pump Co. Inc. 4 22 3,030
38 Gregory Drilling Incorporated 4 4 143
39 National Corrosion 4 4 33
40 Abundant Water Wells 4 4 173
41 M & M Well Drilling 4 4 74
42 Bryant Pump & Drilling Company 3 19 1,000
43 Nor - Cal Pump & Well Drilling Inc. 3 4 250
44 Gregg Drilling & Testing Inc. 2 38 4,828
45 Dechenne Water Well Drilling Inc. 2 30 1,204
46 Arthur & Orum Well Drilling Inc. 2 22 3,219
47 Lundigan Drilling 2 4 179
48 National E W P Inc. 2 3 431
49 Howard Pump Inc. A California Corporation 1 1,400 1,650
50 Fundin Well Drilling 1 334 394
51 Jack Jones Wells & Pumps 1 223 1,145
52 Arsenal Well Drilling Inc. 1 1 234
53 Matthew Davis Enterprises Inc. 1 1 40
54 Garrison Brothers Well Service 1 1 46
55 Gibson Well Drilling 1 1 115
56 Fugro Usa Land Inc. 1 1 36
57 Mel Meyer — 2,123 101,127
58 MC Dougall's Well Drilling Inc. — 1,336 1,345
59 Independent Well Drilling Inc. — 612 615
60 Dane Pike Wells And Pump — 320 323
61 Mccalla Brothers — 247 578
62 V L Allen — 227 227
63 Eagle Drilling — 205 205
64 Arrowhead Group — 200 244
65 Barstow Pump & Drilling — 197 197
66 Van Norman Well Drilling — 193 194
67 Clifford Suffdy — 188 198
68 Warren Opie Wallis — 161 161
69 HI-Desert Drillers — 157 158
70 Chapman Pump & Drilling Company — 143 145
71 Cascade Drilling Inc. - California — 136 3,167
72 Beylik Drilling & Pump Service — 135 1,267
73 Kirkland Well Service — 131 184
74 Ephraim Harris — 126 127
75 Aqua-Tek — 111 117
76 Harich Construction — 109 122
77 Moss Roscoe Company — 103 1,220
78 Coe Machine Works — 100 110
79 Leroy Tyler — 97 100
80 David Engel — 95 98
81 Howard H. Ley — 92 92
82 Howard Pump Company — 86 106
83 Valley Well Drilling LP — 83 421
84 Garcia Well Drilling — 77 77
85 West Hazmat Drilling Corp — 70 1,702
86 Santa Rosa Drilling Co. — 70 77
87 Zim Industries Inc. Dba Bakersfield Well & Pump Co. — 68 1,721
88 W D C Exploration & Wells — 68 2,421
89 F Lahorgue — 68 87
90 Mcdougall's Well Drilling — 67 67
91 SO Cal Pump And Well Drilling — 65 158
92 Scoggin Drilling Company — 65 67
93 Meridian Drilling & Well Supply — 64 74
94 Woodward Drilling Company Inc. — 63 1,542
95 S & S Water Well Drilling — 61 143
96 H-F Drilling, Inc. — 60 618
97 Ron Engeldinger Well — 58 616
98 Rottman Drilling Co. — 57 1,331
99 R H Forney — 57 88
100 H & L Drilling Company — 56 56
101 American Drilling — 54 970
102 Errin A Smith Drilling — 52 54
103 Desert Oasis Drilling — 50 50
104 Pierson Drilling — 48 59
105 Hall Construction Company — 47 49
106 J. R. Greenlee — 47 47
107 Herzog & Associates — 45 45
108 Dell D Beck — 44 60
109 Murrieta Water Well Drilling Company — 42 80
110 Suffdy Earl Ramey — 40 40
111 Furlong Well Drilling — 39 39
112 Solomon Excavation Inc. — 34 34
113 Layne Environmental Services Inc. — 33 104
114 Mogle Brothers — 33 57
115 Mogle Drilling & Pump Company — 33 53
116 Water Well Supply — 31 533
117 Patrick O Fortney & Son — 31 46
118 Cliff Steele & Van Norman — 31 31
119 Scoggin Drilling & Dev Co. — 28 30
120 C. Cruse Drilling — 27 301
121 Errol A Smith Drilling — 27 37
122 F M Van Norman — 27 27
123 Webb Drilling Company — 27 27
124 Hiram G Smith — 26 46
125 W L Watkins — 26 29
126 Testamerica Drilling Corp — 25 378
127 T. Carmack — 25 69
128 Barber-Bridge Drilling Corp Ltd — 25 64
129 Roche Well And Pump Company — 24 54
130 C Johnson Well Drilling & Pump — 24 25
131 Dyna Drill International Inc. — 21 115
132 Datum Exploration Inc. — 20 223
133 Coachella Valley Pump & Supply — 19 660
134 Evans Bros — 18 107
135 Teredon Company — 18 48
136 Active Drilling & Pump Supply — 17 276
137 Layne-Western Co. Inc. — 17 255
138 Beylik Drilling Inc. — 17 174
139 Chino Valley Water Well Supply Inc. — 17 77
140 Trunnell Wells & Pumps — 16 384
141 Great Basin Drilling — 16 51
142 Carmack & Stephenson — 16 37
143 Roscoe Moss Company — 15 130
144 Clearwater Drilling — 14 351
145 Patrick O Fortney — 14 57
146 Melton Drilling Co. — 14 46
147 Shipps For Water Well Drilling — 14 33
148 C C Scott — 13 75
149 Peerless Welding & Machine Shop — 13 63
150 Boart Longyear Company — 12 172
151 Tri-County Drilling Inc. — 12 227
152 Charles Nyberg Well Drilling — 12 55
153 Garrison Bros — 12 27
154 S A Andresen All Terrain Exploration — 10 468
155 JC Drilling — 10 110
156 Shipps For Water Well — 9 54
157 Modern Drilling — 8 29
158 Johnson Drilling Co. — 7 11,872
159 Kirschenman's Well Drilling — 7 1,159
160 Mann Brothers — 7 326
161 Ralph E Anderson — 7 171
162 R Glick & Sons Water Wells — 7 109
163 Pioneer Drilling Inc. — 7 61
164 Cruse Drilling Co. — 6 341
165 D P Well Drilling — 6 60
166 Stang Hydronics Inc. — 6 56
167 J C Water Well Drilling — 6 52
168 Farm Pump And Irrigation Company Inc. — 5 451
169 Westervelt Well Drilling — 5 122
170 Desert Water Drilling Company — 5 279
171 John H Correll — 5 158
172 Agri-Cal Pump & Supply — 5 105
173 Everett E. Mcbride Dba — 5 57
174 Paul Neville — 5 51
175 John H. And Jack A. Correll — 5 32
176 Staal, Gardner, & Dunne, Inc. — 5 31
177 Rex Anderson Corp — 4 1,493
178 Starr Drilling And Pump Co. — 4 875
179 Burt Drilling Co. — 4 438
180 S/G Testing Laboratories Inc. — 4 187
181 M R Peck & Sons — 4 125
182 Tex Bassham Drilling — 4 107
183 A & R Drilling — 4 60
184 Melvin A Mcfadden — 4 51
185 Trihydro Corporation — 4 46
186 Cofferdam Unwatering Corporation — 4 32
187 Multi Water Systems — 3 269
188 Southern Sierra Drilling — 3 92
189 Interstate Soils Sampling Inc. — 3 75
190 Andy Noblin — 3 39
191 Environmental West Drilling — 3 38
192 Collum Drilling Company — 3 37
193 Mcgann — 3 34
194 Keeler Drlg Co. — 3 30
195 Stehly Brothers Drilling Inc. — 2 2,204
196 Consolidated Testing Laboratories Inc. — 2 1,406
197 Myers Brothers Well Drilling Inc. — 2 2,865
198 Krazan & Associates — 2 30
199 Maranatha Drilling And Pump Service — 2 307
200 Myers Reverse, Inc. — 2 2,389
201 Acme Drilling Company — 2 1,439
202 Aqua Drilling — 2 923
203 Myers Brothers Inc. — 2 796
204 Jim Mcclain Wells — 2 768
205 Midway Drilling & Pump Company — 2 753
206 Butler Drilling Company — 2 714
207 Knapp & Graham Inc. — 2 596
208 Batson Drilling Service — 2 436
209 James E Wright, JR — 2 328
210 Mccalla Bros Pump And Drilling Co. — 2 229
211 Rainbow Drilling — 2 207
212 Benny DI Prima — 2 205
213 Turner Explorations Inc. — 2 200
214 Don Redfeairn Drilling Co. — 2 186
215 Corrosion Technology Inc. — 2 169
216 Steve's Pumps & Well Drilling Inc. — 2 162
217 Barnes Core Drlg — 2 86
218 Ase Drilling Inc. — 2 82
219 Clark Well Drilling Co. — 2 63
220 Anderson G C Drilling & Pump — 2 53
221 Hacker's Pump Service — 2 51
222 Vics Well Drilling Inc. — 1 337
223 Pacific Coast Well Drilling Inc. — 1 338
224 Palm Springs Pump Inc. — 1 115
225 Sargent Drilling — 1 442
226 Whitten Pumps Inc. — 1 874
227 Frank Scully/Morrison Drilling Inc. — 1 582
228 Manos Jim Drilling & Pump — 1 542
229 Boetsch Well Drilling And Pump Service — 1 522
230 M A Bryant Drilling — 1 311
231 Spectrum Exploration Inc. — 1 307
232 Pacific Gas And Electric Company — 1 264
233 Lynch L O Well Drilling And Supply — 1 213
234 Curtis Hole Drilling Company — 1 187
235 Clark Albert M — 1 181
236 Alexander Dean Water Well Drilling — 1 145
237 L Van Winkle — 1 115
238 Xxx — 1 113
239 Haddon Drilling — 1 105
240 Warden Drilling Co. — 1 102
241 O Hardcastle — 1 98
242 Graves & Graves Drilling — 1 72
243 Precision Drilling Co. — 1 71
244 Moore Twining Associates Inc. — 1 46
245 Saunders Brothers — 1 44
246 Keener Exploration Drilling Co. — 1 37
247 M & W Pumps Inc. — 1 35
248 Daniel F Anderson — 1 30
249 U S Geological Survey — 1 30
250 Morris A Balderman — 1 29
251 William W Tarbutton — 1 28

Ranked by wells drilled in San Bernardino 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 San Bernardino County?

Wallis Water Systems has drilled the most San Bernardino County wells in the recent record — 212 since 2016, 676 in the county all-time.

How many well drilling companies work in San Bernardino County?

251 companies in the DWR record have drilled wells in San Bernardino County; 66 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 San Bernardino County?

The median drilled depth in San Bernardino County is 260 ft, based on 22,949 recorded wells. Depths, water levels, and yields are on the San Bernardino County wells page.

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

Get quotes from drillers active in San Bernardino County

Free. Goes to licensed drillers working San Bernardino County.

Drill in San Bernardino County?

If your company is on this list, your profile is free to claim — confirm your details and add your contact information so San Bernardino County property owners reach you directly.

Claim your profile

Free to claim · built from DWR public well-log records.