Four-spotted Skimmer (Libellula quadrimaculata)
Observed
A few, including an ovipositing female

Common Whitetail (Plathemis lydia)
Photographed
One male

Chalk-fronted Corporal (Ladona julia)
Netted and released
A few along the road, away from the creek

Frosted Whiteface (Leucorrhinia frigida)
Netted and released
A few

Racket-tailed Emerald (Dorocordulia libera)
Netted and released
A few

River Jewelwing (Calopteryx aequabilis)
Photographed
One