| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 3.66 | 197305170_LAN_CIN |
| Oakland Athletics | OAK | 1.69 | 197305150_CHA_OAK |
| Chicago Cubs | CHN | 1 | 197305160_SLN_CHN |
| Minnesota Twins | MIN | 0.93 | 197305150_MIN_TEX |
| Atlanta Braves | ATL | 0.67 | 197305150_ATL_HOU |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Phillies | PHI | -6.3 | 197305170_PHI_PIT |
| Texas Rangers | TEX | -5.42 | 197305160_KCA_TEX |
| San Francisco Giants | SFN | -2.14 | 197305150_SFN_SDN |
| Cleveland Indians | CLE | -1.04 | 197305150_CLE_MIL |
| Montreal Expos | WAS | -0.86 | 197305160_NYN_WAS |
Based on accumulated WAA for this season up to 1973-05-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +011+ | 2.53 | Ron Bryant | 68.7 | SFN |
| +037+ | 1.59 | Randy Moffitt | 37 | SFN |
| +041+ | 1.47 | Pedro Borbon | 33 | CIN |
| +043+ | 1.41 | Nolan Ryan | 73 | ANA |
| +042+ | 1.41 | Gene Garber | 29.7 | KCA |
| XXXXX | 1.22 | Rollie Fingers | 27.7 | OAK |
| XXXXX | 1.12 | Ray Lamb | 23.3 | CLE |
| XXXXX | 1.08 | Jim Rooker | 18.3 | PIT |
| XXXXX | 1.06 | Roric Harrison | 26 | ATL |
| XXXXX | 0.96 | Terry Forster | 26.7 | CHA |
| XXXXX | 0.95 | Bob Locker | 24 | CHN |
| XXXXX | 0.92 | Dave Sells | 13.7 | ANA |
| XXXXX | 0.88 | Tom Hilgendorf | 13 | CLE |
| XXXXX | 0.86 | Jim Ray | 10.7 | HOU |
| XXXXX | 0.83 | Jim York | 23.3 | HOU |
| XXXXX | 0.74 | Steve Foucault | 18.3 | TEX |
| XXXXX | 0.72 | Tom Walker | 21 | WAS |
| XXXXX | 0.72 | Sparky Lyle | 20.7 | NYA |
| XXXXX | 0.71 | Diego Segui | 16 | SLN |
| XXXXX | 0.7 | Bobby Bolin | 8.3 | BOS |
| XXXXX | 0.66 | Dave Giusti | 18.3 | PIT |
| XXXXX | 0.62 | Jim Brewer | 20.7 | LAN |
| XXXXX | 0.54 | George Culver | 17 | LAN |
| XXXXX | 0.53 | Ed Sprague | 9 | CIN |
| XXXXX | 0.52 | Elias Sosa | 19 | SFN |
_