Common Green Darner (Anax junius)
Observed
many, also a couple mosaic darners, likely A. canadensis

Autumn Meadowhawk (Sympetrum vicinum)
Observed
many

Black Saddlebags (Tramea lacerata)
Observed
several

Blue Dasher (Pachydiplax longipennis)
Observed
a few

Common Whitetail (Plathemis lydia)
Observed
a few

Eastern Pondhawk (Erythemis simplicicollis)
Observed
one

Twelve-spotted Skimmer (Libellula pulchella)
Observed
many

White-faced Meadowhawk (Sympetrum obtrusum)
Observed
many

Widow Skimmer (Libellula luctuosa)
Observed
several

Eastern Forktail (Ischnura verticalis)
Observed
several