Salinity Regime
Chesapeake Bay Program and Delmarva Peninsula Coastal Bay Segments by Salinity Zone
| Tidal Fresh Salinity Zone | |
|---|---|
| CB1TF1 | Northern Chesapeake Bay Segment 1 |
| CB1TF2 | Northern Chesapeake Bay Segment 2 |
| PAXTF | Upper Patuxent River |
| WBRTF | Western Branch of the Patuxent River |
| POTTF | Upper Potomac River |
| MATTF | Mattawoman Creek |
| PISTF | Piscataway Creek |
| ANATF | Anacostia River |
| RPPTF | Upper Rappahannock River |
| MPNTF | Upper Mattaponi River |
| PMKTF | Upper Pamunkey River |
| JMSTF1 | Upper James River Segment 1 |
| JMSTF2 | Upper James River Segment 2 |
| APPTF | Appomattox River |
| NORTF | Northeast River |
| CHSTF | Upper Chester River |
| CHOTF | Upper Choptank River |
| NANTF | Upper Nanticoke River |
| POCTF | Upper Pocomoke River |
| Mesohaline Salinity Zone | |
|---|---|
| CB2OH | Upper Chesapeake Bay |
| BSHOH | Bush River |
| GUNOH1 | Gunpowder River Segment 1 |
| GUNOH2 | Gunpowder River Segment 2 |
| MIDOH | Middle River |
| BACOH | Back River |
| PAXOH | Middle Patuxent River |
| POTOH1 | Middle Potomac River Segment 1 |
| POTOH2 | Middle Potomac River Segment 2 |
| POTOH3 | Middle Potomac River Segment 3 |
| RPPOH | Middle Rappahannock River |
| MPNOH | Lower Mattaponi River |
| PMKOH | Lower Pamunkey River |
| JMSOH | Middle James River |
| CHKOH | Chickahominy River |
| ELKOH1 | Elk River Segment 1 |
| ELKOH2 | Elk River Segment 2 |
| C&DOH | Chesapeake & Delaware Canal |
| BOHOH | Bohemia River |
| SASOH1 | Sassafras River Segment 1 |
| SASOH2 | Sassafras River Segment 2 |
| CHSOH | Middle Chester River |
| CHOOH | Middle Choptank River |
| NANOH | Middle Nanticoke River |
| POCOH | Middle Pocomoke River |
| Mesohaline Salinity Zone | |
|---|---|
| CB3MH | Upper Central Chesapeake Bay |
| CB4MH | Middle Central Chesapeake Bay |
| CB5MH | Lower Central Chesapeake Bay |
| PATMH | Patapsco River |
| MAGMH | Magothy River |
| SEVMH | Severn River |
| SOUMH | South River |
| RHDMH | Rhode River |
| WSTMH | West River |
| PAXMH1 | Lower Patuxent River Segment 1 |
| PAXMH2 | Lower Patuxent River Segment 2 |
| PAXMH3 | Lower Patuxent River Segment 3 |
| PAXMH4 | Lower Patuxent River Segment 4 |
| PAXMH5 | Lower Patuxent River Segment 5 |
| PAXMH6 | Lower Patuxent River Segment 6 |
| POTMH | Lower Potomac River |
| RPPMH | Lower Rappahannock River |
| CRRMH | Corrotoman River |
| PIAMH | Piankatank River |
| YRKMH | Middle York River |
| JMSMH | Lower James River |
| LAFMH | Lafayette River |
| WBEMH | Western Branch of the Elizabeth River |
| SBEMH | South Branch of the Elizabeth River |
| EBEMH | Eastern Branch of the Elizabeth River |
| CHSMH | Lower Chester River |
| CHOMH1 | Mouth of the Choptank River |
| CHOMH2 | Lower Choptank River |
| LCHMH | Little Choptank River |
| EASMH | Eastern Bay |
| HNGMH | Honga River |
| FSBMH | Fishing Bay |
| NANMH | Lower Nanticoke River |
| WICMH | Wicomico River |
| MANMH1 | Manokin River Segment 1 |
| MANMH2 | Manokin River Segment 2 |
| BIGMH1 | Big Annemessex River Segment 1 |
| BIGMH2 | Big Annemessex River Segment 2 |
| POCMH | Lower Pocomoke River |
| TANMH1 | Tangier Sound Segment 1 |
| TANMH2 | Tangier Sound Segment 2 |
| Polyhaline Salinity Zone | |
|---|---|
| CB6PH | Western Lower Chesapeake Bay |
| CB7PH | Eastern Lower Chesapeake Bay |
| CB8PH | Mouth of the Chesapeake Bay |
| MOBPH | Mobjack Bay |
| YRKPH | Lower York River |
| JMSPH | Mouth of the James River |
| ELIPH | Lower Elizabeth River |
| LYNPH | Lynnhaven & Broad Bays |
| Delmarva Coastal Bays Zone | |
|---|---|
| AAWPH | Assawoman Bay |
| IOWPH | Isle of Wight Bay |
| SPXPH | Sinepuxent Bay |
| CHNPH | Chincoteague Bay |
| SVCPH1 | Burtons Bay |
| SVCPH2 | Hog Island Bay |
| SVCPH3 | Spidercrab Bay |
| SVCPH4 | Cobb Bay |
| SVCPH5 | South Bay |
| SVCPH6 | Magothy Bay |