Arrowhead Spiketail (Cordulegaster obliqua)
Observed

Clamp-tipped Emerald (Somatochlora tenebrosa)
Photographed

Widow Skimmer (Libellula luctuosa)
Observed

Ebony Jewelwing (Calopteryx maculata)
Observed

Springwater Dancer (Argia funebris)
Photographed