Usage:
Decker Formation (NJ*,NY*,PA*)
Decker Limestone (NJ*,NY*,PA*)
Called Decker Ferry in early reports.
Subunits:
Clove Brook Member (NJ*,NY*), Wallpack Center Member (NJ*,NY*).
Geologic age:
late Silurian (Pridoli)*
Type section, locality, area and/or origin of name:
Exposures near Decker's Ferry, below Flatbrookville, Sussex Co., northern NJ (White, 1882).
AAPG geologic province:
Appalachian basin*
For more information, please contact Nancy Stamm, Geologic Names Committee Secretary.
Asterisk (*) indicates published by U.S. Geological Survey authors.
"No current usage" (†) implies that a name has been abandoned or has fallen into disuse. Former usage and, if known, replacement name given in parentheses ( ).
Slash (/) indicates name conflicts with nomenclatural guidelines (CSN, 1933; ACSN, 1961, 1970; NACSN, 1983, 2005, 2021). May be explained within brackets ([ ]).