Delaware ponds and lakes where signs have been
signs erected for blue-green algae awareness:

Bellevue State Park pond
Chipman Pond near Laurel
Coursey Pond near Frederica
Derby Pond near Woodside
Garrisons Lake near Smyrna
Hearns Pond near Seaford
Horsey Pond near Laurel
Killen Pond near Frederica
Lake Como near Smyrna
Lums Pond near Kirkwood
McColley Pond near Frederica
Moores Lake near Dover
Records Pond near Laurel
Silver Lake (Dover)
Trap Pond near Laurel

Map of Delaware ponds where blue-green algae signs are posted.