STAT-ERA-wk19 -- All players in database
Regular season
| Primary |
| Name | Name | ERA |
| Wayne Garland | Elephants | 1.49 |
| Bart Johnson | Totems | 1.61 |
| Bill Campbell | Royals | 1.87 |
| Skip Lockwood | Royals | 2.23 |
| Bert Blyleven | Gladiators | 2.27 |
| Jon Matlack* | Royals | 2.29 |
| Dennis Blair | Hot Rods | 2.33 |
| Gaylord Perry | Totems | 2.38 |
| Dave Lemanczyk | Schema Busters | 2.42 |
| Mike Garman | Hot Rods | 2.43 |
| Clay Carroll | Fortress | 2.45 |
| Terry Forster* | Hot Rods | 2.55 |
| Jim Perry | Angels | 2.67 |
| Steve Renko | Royals | 2.69 |
| Rudy May* | Gladiators | 2.70 |
| Catfish Hunter | Hot Rods | 2.71 |
| Bruce DalCanton | Fortress | 2.73 |
| Buzz Capra | Angels | 2.73 |
| Rollie Fingers | Hot Rods | 2.74 |
| Bob Forsch | Bishops | 2.80 |
| Bill Lee* | Hot Rods | 2.85 |
| Mike Cosgrove* | | 2.88 |
| Paul Lindblad* | Lions | 2.89 |
| Steve Kline | Stingers | 2.89 |
| Ed Sprague | Bishops | 2.90 |
| Steve Mingori* | Monarchs | 2.90 |
| Bill Hands | Elephants | 2.92 |
| Jim Kaat* | | 2.94 |
| Larry Dierker | Gladiators | 3.01 |
| Luis Tiant | Gladiators | 3.01 |
| Ken Brett* | Seals | 3.01 |
| Ed Halicki | Barons | 3.01 |
| Phil Niekro | Lions | 3.02 |
| Elias Sosa | Lions | 3.03 |
| Diego Segui | Totems | 3.07 |
| Mike Cuellar* | Totems | 3.11 |
| Dick Ruthven | Hot Rods | 3.12 |
| Jim Palmer | Royals | 3.13 |
| Wilbur Wood* | | 3.16 |
| Rick Reuschel | Angels | 3.17 |
| Randy Moffitt | Schema Busters | 3.18 |
| Fred Beene | Elephants | 3.18 |
| Joe Coleman | Lions | 3.22 |
| John Hiller* | Gladiators | 3.26 |
| Mike Caldwell* | Mets | 3.27 |
| Mike Marshall | Barons | 3.28 |
| Pat Dobson | Lions | 3.29 |
| Andy Hassler* | Colts | 3.30 |
| Tom Dettore | Seals | 3.31 |
| Bill Bonham | Angels | 3.31 |
| Oscar Zamora | Elephants | 3.34 |
| Pedro Borbon | Angels | 3.35 |
| Tom Seaver | Gladiators | 3.38 |
| Fergie Jenkins | Sparkplugs | 3.39 |
| Luke Walker* | Seals | 3.45 |
| Jim Barr | Fortress | 3.46 |
| Ed Figueroa | Cruisers | 3.48 |
| Jim Rooker* | Royals | 3.51 |
| Steve Foucault | Fortress | 3.52 |
| Sparky Lyle* | Barons | 3.56 |
| Dick Drago | Barons | 3.56 |
| Vida Blue* | Beavers | 3.61 |
| Joe Decker | Barons | 3.67 |
| Woodie Fryman* | Angels | 3.68 |
| Ron Bryant* | Monarchs | 3.68 |
| Ken Holtzman* | Sparkplugs | 3.69 |
| Don Sutton | Monarchs | 3.69 |
| Frank Tanana* | Hot Rods | 3.72 |
| Skip Pitlock* | Seals | 3.74 |
| Jim Lonborg | Monarchs | 3.82 |
| Tommy John* | Seals | 3.83 |
| Dick Tidrow | Elephants | 3.85 |
| Clay Kirby | Dragons | 3.85 |
| John D'Acquisto | Stingers | 3.89 |
| Jerry Koosman* | Mets | 3.89 |
| Bill Champion | Barons | 3.90 |
| Jim Colborn | Dragons | 3.93 |
| Glenn Abbott | Schema Busters | 3.93 |
| Lynn McGlothen | Angels | 3.94 |
| Nolan Ryan | Dragons | 3.94 |
| Mickey Lolich* | Totems | 3.98 |
| Steve Stone | Sparkplugs | 3.99 |
| Jack Curtis* | Colts | 4.01 |
| Blue Moon Odom | Cruisers | 4.05 |
| Don Gullett* | Elephants | 4.08 |
| Tom Griffin | Barons | 4.09 |
| Lew Krausse | Seals | 4.09 |
| Burt Hooton | Royals | 4.10 |
| Fritz Peterson* | Stingers | 4.11 |
| Ernie McAnally | Beavers | 4.11 |
| Eduardo Rodriguez | Colts | 4.12 |
| Roger Moret* | Monarchs | 4.13 |
| Dave Goltz | Seals | 4.15 |
| Ron Reed | Cruisers | 4.17 |
| Steve Carlton* | Colts | 4.17 |
| Ray Corbin | Seals | 4.20 |
| Alan Foster | Stingers | 4.25 |
| Roger Nelson | Gladiators | 4.25 |
| Marty Pattin | Dragons | 4.27 |
| Vic Albury* | Cruisers | 4.27 |
| Charlie Hough | Bishops | 4.31 |
| Tom Buskey | Fortress | 4.34 |
| Don Wilson | Colts | 4.35 |
| Jim Slaton | Beavers | 4.35 |
| Dick Bosman | Lions | 4.36 |
| Doug Rau* | Dragons | 4.36 |
| Paul Splittorff* | Dragons | 4.36 |
| Rich Gossage | Sparkplugs | 4.37 |
| Steve Rogers | Mets | 4.39 |
| Fred Norman* | Elephants | 4.40 |
| Steve Busby | Totems | 4.42 |
| Steve Hargan | Mets | 4.43 |
| Dock Ellis | Monarchs | 4.45 |
| Al Fitzmorris | Totems | 4.48 |
| Lerrin LaGrow | Stingers | 4.49 |
| Bill Greif | Monarchs | 4.49 |
| Jerry Reuss* | Sparkplugs | 4.51 |
| Jack Billingham | Cruisers | 4.51 |
| Randy Jones* | Mets | 4.52 |
| Mel Stottlemyre | Cruisers | 4.53 |
| Dave Giusti | Monarchs | 4.54 |
| Ron Schueler | Bishops | 4.54 |
| Harry Parker | Monarchs | 4.56 |
| Dave McNally* | Fortress | 4.60 |
| Carl Morton | Schema Busters | 4.61 |
| Larry Demery | Seals | 4.62 |
| George Stone* | Bishops | 4.70 |
| Mike Torrez | Bishops | 4.71 |
| Bob Miller | Cruisers | 4.72 |
| Ross Grimsley* | Bishops | 4.73 |
| Doc Medich | Cruisers | 4.79 |
| Dave Hamilton* | Cruisers | 4.86 |
| Tom Bradley | Stingers | 4.87 |
| J.R. Richard | Seals | 4.90 |
| Doyle Alexander | Elephants | 4.93 |
| Stan Bahnsen | Lions | 4.93 |
| Andy Messersmith | Fortress | 4.98 |
| Reggie Cleveland | Mets | 4.99 |
| Bob Gibson | Beavers | 4.99 |
| Jackie Brown | Barons | 5.00 |
| Dan Spillner | Beavers | 5.00 |
| Dave A Roberts* | Barons | 5.06 |
| Clyde Wright* | Colts | 5.12 |
| Al Downing* | Elephants | 5.22 |
| Bob Johnson | Schema Busters | 5.22 |
| Sonny Siebert | Colts | 5.26 |
| Kevin Kobel* | Stingers | 5.49 |
| Jim Bibby | Fortress | 5.51 |
| Bill Butler* | Seals | 5.53 |
| Larry Hardy | Beavers | 5.68 |
| Roric Harrison | Colts | 5.85 |
| Charlie Williams | Schema Busters | 5.92 |
| Dick Lange | Schema Busters | 6.06 |
| Dave Freisleben | Bishops | 6.08 |
| Wayne Twitchell | Fortress | 6.23 |
| Nelson Briles | Elephants | 6.28 |
| Bruce Kison | Mets | 6.33 |
| Claude Osteen* | Schema Busters | 6.38 |
| Bill Singer | Schema Busters | 6.39 |
| David Clyde* | Stingers | 6.41 |
| Ken Frailing* | Bishops | 6.60 |
| Tom Carroll | Beavers | 6.65 |
| Lowell Palmer | Mets | 6.92 |
| Steve Arlin | Schema Busters | 7.18 |
| Bill Stoneman | Schema Busters | 12.00 |