| Segment | 2006 | 2007 | 2008 |
| CB1TF1 - Northern Chesapeake Bay Segment 1 | 245.58 | 337.43 | 407.63 |
| CB1TF2 - Northern Chesapeake Bay Segment 2 | 3,538.09 | 4,745.17 | 5,744.16 |
| NORTF - Northeast River | 53.60 | 46.56 | 73.94 |
| ELKOH1 - Elk River Segment 1 | 651.69 | 643.24 | 771.55 |
| ELKOH2 - Elk River Segment 2 | 153.33 | 158.05 | 178.10 |
| BOHOH - Bohemia River | 286.80 | 234.23 | 213.84 |
| C&DOH - Chesapeake & Delaware Canal | 1.22 | 0.86 | 4.94 |
| CB2OH - Upper Chesapeake Bay | 175.92 | 150.80 | 256.13 |
| SASOH1 - Sassafras River Segment 1 | 329.91 | 149.10 | 223.46 |
| SASOH2 - Sassafras River Segment 2 | 20.21 | 1.64 | 21.36 |
| BSHOH - Bush River | 131.13 | 260.20 | 210.08 |
| GUNOH1 - Gunpowder River Segment 1 | 95.45 | 226.19 | 316.76 |
| GUNOH2 - Gunpowder River Segment 2 | 245.62 | 366.51 | 379.00 |
| MIDOH - Middle River | 93.35 | 222.73 | 334.54 |
| BACOH - Back River | 0.00 | 0.00 | 0.00 |
| CB3MH - Upper Central Chesapeake Bay | 68.57 | 49.98 | 76.38 |
| PATMH - Patapsco River | 19.46 | 3.67 | 7.34 |
| MAGMH - Magothy River | 101.27 | 33.56 | 36.28 |
| CHSMH - Lower Chester River | 74.42 | 27.34 | 33.50 |
| CHSOH - Middle Chester River | 0.00 | 0.00 | 0.00 |
|