| 1912 Mid-Season Team Pitching Leaders | ||||||||||||||
| Team | ERA | Team | WHIP | Team | Wins | Team | SV | |||||||
| 1 | Mission Bells | 3.25 | 1 | Mission Bells | 1.27 | 1 | Mission Bells | 57 | 1 | Mission Bells | 29 | |||
| 2 | Portland Beavers | 3.49 | 2 | Fresno Grizzlies | 1.32 | 2 | Portland Beavers | 50 | 2 | Tucson Toros | 26 | |||
| 3 | Fresno Grizzlies | 3.81 | 3 | Portland Beavers | 1.33 | 3 | Arkansas Travelers | 48 | 3 | Denver Bears | 24 | |||
| 4 | San Diego Padres | 3.84 | 4 | Hawaii Islanders | 1.41 | 4 | Sacramento Solons | 46 | 4 | Seattle Rainiers | 22 | |||
| 5 | Sacramento Solons | 4.12 | 5 | Sacramento Solons | 1.43 | 5 | Spokane Indians | 46 | 5 | Hawaii Islanders | 21 | |||
| 6 | Arkansas Travelers | 4.34 | 6 | Hollywood Stars | 1.43 | 6 | Hollywood Stars | 43 | 6 | Tacoma Wanderers | 21 | |||
| 7 | Hawaii Islanders | 4.36 | 7 | San Diego Padres | 1.44 | 7 | Tucson Toros | 43 | 7 | Fresno Grizzlies | 20 | |||
| 8 | Tulsa Oilers | 4.38 | 8 | Spokane Indians | 1.44 | 8 | Eugene Emeralds | 42 | 8 | San Diego Padres | 20 | |||
| 9 | Oakland Oaks | 4.45 | 9 | Arkansas Travelers | 1.44 | 9 | Hawaii Islanders | 42 | 9 | Arkansas Travelers | 19 | |||
| 10 | Salt Lake City Bees | 4.52 | 10 | Oakland Oaks | 1.48 | 10 | Seattle Rainiers | 41 | 10 | San Francisco Seals | 19 | |||
| 11 | Tucson Toros | 4.57 | 11 | Albuquerque Dukes | 1.49 | 11 | Tulsa Oilers | 41 | 11 | L A Angels | 17 | |||
| 12 | Spokane Indians | 4.58 | 12 | Salt Lake City Bees | 1.49 | 12 | Salt Lake City Bees | 40 | 12 | Oakland Oaks | 17 | |||
| 13 | Hollywood Stars | 4.65 | 13 | L A Angels | 1.49 | 13 | Tacoma Wanderers | 40 | 13 | Oklahoma City 89ers | 17 | |||
| 14 | Albuquerque Dukes | 4.69 | 14 | Tulsa Oilers | 1.50 | 14 | Fresno Grizzlies | 38 | 14 | Salt Lake City Bees | 16 | |||
| 15 | Tacoma Wanderers | 4.71 | 15 | Denver Bears | 1.54 | 15 | San Diego Padres | 38 | 15 | Vancouver Mounties | 14 | |||
| 16 | L A Angels | 4.76 | 16 | Oklahoma City 89ers | 1.55 | 16 | Albuquerque Dukes | 37 | 16 | Eugene Emeralds | 13 | |||
| 17 | Seattle Rainiers | 4.88 | 17 | Tucson Toros | 1.56 | 17 | L A Angels | 36 | 17 | Phoenix Firebirds | 13 | |||
| 18 | Vancouver Mounties | 5.00 | 18 | Tacoma Wanderers | 1.56 | 18 | Vernon Tigers | 36 | 18 | Portland Beavers | 12 | |||
| 19 | Denver Bears | 5.11 | 19 | Vancouver Mounties | 1.58 | 19 | Denver Bears | 34 | 19 | Hollywood Stars | 11 | |||
| 20 | Vernon Tigers | 5.14 | 20 | Phoenix Firebirds | 1.58 | 20 | Phoenix Firebirds | 34 | 20 | Sacramento Solons | 10 | |||
| 21 | San Francisco Seals | 5.19 | 21 | Seattle Rainiers | 1.59 | 21 | Oklahoma City 89ers | 33 | 21 | Albuquerque Dukes | 9 | |||
| 22 | Phoenix Firebirds | 5.34 | 22 | Eugene Emeralds | 1.62 | 22 | Vancouver Mounties | 33 | 22 | Tulsa Oilers | 9 | |||
| 23 | Oklahoma City 89ers | 5.38 | 23 | Vernon Tigers | 1.62 | 23 | Oakland Oaks | 31 | 23 | Vernon Tigers | 9 | |||
| 24 | Eugene Emeralds | 5.40 | 24 | San Francisco Seals | 1.67 | 24 | San Francisco Seals | 31 | 24 | Spokane Indians | 5 | |||
| Team | BB | Team | K's | Team | CG | Team | ShO | |||||||
| 1 | Spokane Indians | 238 | 1 | Mission Bells | 631 | 1 | Tulsa Oilers | 37 | 1 | Portland Beavers | 8 | |||
| 2 | Mission Bells | 252 | 2 | Hawaii Islanders | 608 | 2 | Portland Beavers | 35 | 2 | Sacramento Solons | 8 | |||
| 3 | Hollywood Stars | 259 | 3 | Sacramento Solons | 608 | 3 | Spokane Indians | 35 | 3 | Vernon Tigers | 8 | |||
| 4 | Tulsa Oilers | 259 | 4 | Fresno Grizzlies | 605 | 4 | Hollywood Stars | 31 | 4 | Tulsa Oilers | 7 | |||
| 5 | Sacramento Solons | 285 | 5 | L A Angels | 582 | 5 | Vernon Tigers | 30 | 5 | Arkansas Travelers | 4 | |||
| 6 | Oklahoma City 89ers | 289 | 6 | San Diego Padres | 569 | 6 | Arkansas Travelers | 26 | 6 | Hawaii Islanders | 4 | |||
| 7 | Fresno Grizzlies | 293 | 7 | Oakland Oaks | 557 | 7 | Sacramento Solons | 26 | 7 | Eugene Emeralds | 3 | |||
| 8 | Portland Beavers | 294 | 8 | Portland Beavers | 557 | 8 | San Diego Padres | 25 | 8 | Fresno Grizzlies | 3 | |||
| 9 | San Diego Padres | 295 | 9 | Denver Bears | 553 | 9 | Eugene Emeralds | 24 | 9 | Denver Bears | 2 | |||
| 10 | Hawaii Islanders | 296 | 10 | Albuquerque Dukes | 551 | 10 | L A Angels | 23 | 10 | Hollywood Stars | 2 | |||
| 11 | Seattle Rainiers | 296 | 11 | Hollywood Stars | 538 | 11 | Albuquerque Dukes | 19 | 11 | L A Angels | 2 | |||
| 12 | Oakland Oaks | 298 | 12 | Tulsa Oilers | 505 | 12 | Hawaii Islanders | 18 | 12 | Oakland Oaks | 2 | |||
| 13 | Phoenix Firebirds | 299 | 13 | Vancouver Mounties | 504 | 13 | Oakland Oaks | 18 | 13 | Salt Lake City Bees | 2 | |||
| 14 | L A Angels | 301 | 14 | Arkansas Travelers | 487 | 14 | Seattle Rainiers | 14 | 14 | Albuquerque Dukes | 1 | |||
| 15 | Vancouver Mounties | 301 | 15 | San Francisco Seals | 485 | 15 | Fresno Grizzlies | 13 | 15 | Mission Bells | 1 | |||
| 16 | Arkansas Travelers | 302 | 16 | Vernon Tigers | 485 | 16 | Vancouver Mounties | 13 | 16 | Oklahoma City 89ers | 1 | |||
| 17 | Salt Lake City Bees | 308 | 17 | Phoenix Firebirds | 473 | 17 | Salt Lake City Bees | 11 | 17 | San Diego Padres | 1 | |||
| 18 | Denver Bears | 316 | 18 | Tucson Toros | 471 | 18 | Mission Bells | 9 | 18 | Seattle Rainiers | 1 | |||
| 19 | Albuquerque Dukes | 319 | 19 | Spokane Indians | 468 | 19 | Denver Bears | 6 | 19 | Spokane Indians | 1 | |||
| 20 | Eugene Emeralds | 322 | 20 | Oklahoma City 89ers | 466 | 20 | Oklahoma City 89ers | 6 | 20 | Vancouver Mounties | 1 | |||
| 21 | Tacoma Wanderers | 327 | 21 | Salt Lake City Bees | 458 | 21 | Phoenix Firebirds | 4 | 21 | Phoenix Firebirds | 0 | |||
| 22 | Tucson Toros | 333 | 22 | Seattle Rainiers | 454 | 22 | Tacoma Wanderers | 4 | 22 | San Francisco Seals | 0 | |||
| 23 | San Francisco Seals | 351 | 23 | Eugene Emeralds | 434 | 23 | San Francisco Seals | 3 | 23 | Tacoma Wanderers | 0 | |||
| 24 | Vernon Tigers | 364 | 24 | Tacoma Wanderers | 413 | 24 | Tucson Toros | 1 | 24 | Tucson Toros | 0 | |||