California · Township 4 North, Range 21 West
Section 21, Township 4 North, Range 21 West
54 wells on record in this section, in Ventura County.
Wells
54
Operators
15
Fields
1
Meridian
SB
Counties
Operators
| Operator | Wells |
|---|---|
| California Resources Production Corporation | 29 |
| M. G. Anlauf | 7 |
| Union Oil Company of California | 4 |
| F. Robert Reynolds | 2 |
| Inland Petroleum Company | 2 |
| Crestmount Oil Co. | 1 |
| E. B. Brooks Jr. | 1 |
| Howard Oil Co. | 1 |
| Huberand McGinnis | 1 |
| International Oil Devel Inc. Lt | 1 |
| J. Oscar Smith | 1 |
| Monticello Oil Co., Ltd. | 1 |
| Per-Col Oil Co. | 1 |
| Western Discovery USA Inc. | 1 |
| Willis W. Bryant | 1 |
Wells
54 wells.
| Well | Operator | Status | Type | Spudded | Depth |
|---|---|---|---|---|---|
| Well No. 1 | International Oil Devel Inc. Lt | Plugged | Oil & Gas | — | — |
| Unspecified 2 | Monticello Oil Co., Ltd. | Plugged | Oil & Gas | 1927 | — |
| Unspecified 3 | Willis W. Bryant | Plugged | Oil & Gas | 1928 | — |
| Well No. 4 | M. G. Anlauf | Plugged | Oil & Gas | — | — |
| Well No. 5 | M. G. Anlauf | Plugged | Oil & Gas | — | — |
| Unspecified 6 | Per-Col Oil Co. | Plugged | Oil & Gas | 1935 | — |
| Anlauf 7 | J. Oscar Smith | Plugged | Oil & Gas | — | — |
| Smith-Farm 1 | M. G. Anlauf | Plugged | Oil & Gas | — | — |
| Smith-Farm 2 | M. G. Anlauf | Plugged | Oil & Gas | — | — |
| Anlauf 1 | Crestmount Oil Co. | Plugged | Oil & Gas | — | — |
| Analulf Betty 1 | Huberand McGinnis | Plugged | Dry Hole | 1951 | — |
| Jocko 2 | F. Robert Reynolds | Plugged | Oil & Gas | — | — |
| Anlauf 1 | Union Oil Company of California | Idle | Oil & Gas | — | — |
| Ex-Mission X-12 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Ex-Mission X-13 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 1 | California Resources Production Corporation | Plugged | Oil & Gas | 1899 | — |
| Slocum 1X | California Resources Production Corporation | Idle | Oil & Gas | 1910 | — |
| Slocum 2 | California Resources Production Corporation | Plugged | Oil & Gas | 1899 | — |
| Slocum 3 | California Resources Production Corporation | Plugged | Oil & Gas | 1900 | — |
| Slocum 4 | California Resources Production Corporation | Plugged | Oil & Gas | 1900 | — |
| Slocum 6 | Union Oil Company of California | Plugged | Oil & Gas | 1902 | — |
| Slocum 7 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 9 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 10 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 11 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 12 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 13 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 14 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 15 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 16 | California Resources Production Corporation | Idle | Oil & Gas | 1910 | — |
| Slocum 17 | California Resources Production Corporation | Plugged | Oil & Gas | 1917 | — |
| Slocum 18 | California Resources Production Corporation | Idle | Oil & Gas | — | — |
| Slocum 19 | California Resources Production Corporation | Plugged | Oil & Gas | 1918 | — |
| Slocum 20 | California Resources Production Corporation | Plugged | Oil & Gas | 1916 | — |
| Slocum 21 | California Resources Production Corporation | Plugged | Oil & Gas | 1914 | — |
| Slocum 22 | California Resources Production Corporation | Plugged | Oil & Gas | 1914 | — |
| Slocum 23 | California Resources Production Corporation | Plugged | Oil & Gas | 1915 | — |
| Slocum 24 | California Resources Production Corporation | Plugged | Oil & Gas | 1917 | — |
| Slocum 25 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Slocum 29 | California Resources Production Corporation | Idle | Oil & Gas | — | — |
| Well No. 8 | F. Robert Reynolds | Plugged | Oil & Gas | — | — |
| Slocum 5 | California Resources Production Corporation | Plugged | Oil & Gas | 1891 | — |
| Anlauf 2 | Union Oil Company of California | Idle | Oil & Gas | — | — |
| Unspecified 5 | M. G. Anlauf | Plugged | Oil & Gas | — | — |
| Unspecified 4 | M. G. Anlauf | Plugged | Oil & Gas | — | — |
| Smith Farm 2 | M. G. Anlauf | Plugged | Dry Hole | — | — |
| Ex-Mission 2 | Inland Petroleum Company | Plugged | Oil & Gas | 1975 | — |
| Anlauf 1 | Western Discovery USA Inc. | Plugged | Oil & Gas | — | — |
| Ex-Mission 3A | Inland Petroleum Company | Plugged | Oil & Gas | 1976 | — |
| Ex-Mission 4 | Howard Oil Co. | Plugged | Dry Hole | — | — |
| Slocum 30 | Union Oil Company of California | Plugged | Oil & Gas | — | — |
| Anlauf 2 | E. B. Brooks Jr. | Plugged | Dry Hole | — | — |
| Survey Well 67 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
| Survey Well 63 | California Resources Production Corporation | Plugged | Oil & Gas | — | — |
The rest of Township 4 North, Range 21 West
19 other sections in this township holds a well.
Sec 4 (2)Sec 7 (11)Sec 8 (19)Sec 9 (8)Sec 10 (2)Sec 13 (28)Sec 14 (28)Sec 15 (9)Sec 16 (35)Sec 17 (112)Sec 18 (56)Sec 19 (15)Sec 20 (49)Sec 22 (24)Sec 24 (8)Sec 25 (10)Sec 27 (10)Sec 30 (17)Sec 34 (4)
Section 21, Township 4 North, Range 21 West, California, SB meridian. Sections are indexed from the wells in them, so a section appears here only where a well filed it. Corpus built 2026-09-10.