The Greenville Reservoirs are open for birding all year. However, after rain, the roads around the reservoirs can be slippery to impassable. There are 4 cells here. The largest one can hold lots of ducks in the winter. The woods that border the cells can hold many migrants and passerines in season. 

The Greenville Reservoirs are good for wintering ducks. The largest cell can hold lots of ducks and sometimes geese.

Ring-necked Ducks, Lesser Scaup and Ruddy Ducks are among the most common. Less common but expected in colder winters are Common Goldeneye and Buffleheads. It has also had rarer ducks like Common Merganser, White-winged and Surf Scoter.

Sabine's Gull and Least Tern have been seen in the past. Both Osprey and Bald Eagles are expected in winter and spring.

17 species of warbler have been identified in the wooded area around the Reservoirs. 18 species of sparrows have been seen.

It hosts many of typical nesting birds like Red-eyed and White-eyed Vireos, Yellow-billed Cuckoo, Indigo and Painted Bunting.

There is a driving loop that circles the largest reservoir with pullouts to scan the lake.  

The loop can be walked and there are trails that lead off the loop.

After a heavy rain, it is very muddy and it is not recommended to drive the loop.