U.S. Geological Survey Home AASG Logo USGS HOME CONTACT USGS SEARCH USGS
National Geologic Map Database
Map showing publication footprint
  • Usage in publication:
    • Ronkonkoma moraine
  • Modifications:
    • First used
  • AAPG geologic province:
    • Atlantic Coast basin
Publication:

Veatch, A.C., 1903, The diversity of the glacial period on Long Island [New York]: Journal of Geology, v. 11, p. 762-776.


Summary:

Name credited to M.L. Fuller. Occurs on eastern end of Long Island. Older than Harbor Hill moraine and followed Vineyard interval of uplift and erosion. Assigned to early Wisconsinan.

Source: GNU records (USGS DDS-6; Reston GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Ronkonkoma substage*
  • Modifications:
    • Overview
  • AAPG geologic province:
    • Atlantic Coast basin
Publication:

Fuller, M.L., 1914, Geology of Long Island, New York: U.S. Geological Survey Professional Paper, 82, 231 p.


Summary:

Ronkonkoma substage used. Early part of Wisconsin stage of Mississippi Valley is represented on Long Island by Harbor Hill or inner moraine (0 to 30 ft thick) and associated till and outwash and Ronkonkoma or outer moraine (0 to 150 ft thick) and associated till and outwash. The substage is the time during which Ronkonkoma moraine was deposited.

Source: GNU records (USGS DDS-6; Reston GNULEX).


Map showing publication footprint
  • Usage in publication:
    • Ronkonkoma Drift*
  • Modifications:
    • Named
  • Dominant lithology:
    • Till
  • AAPG geologic province:
    • Atlantic Coast basin
Publication:

Swarzenski, W.V., 1963, Hydrogeology of northwestern Nassau and northeastern Queens Counties, Long Island, New York: U.S. Geological Survey Water-Supply Paper, 1657, 90 p.


Summary:

Deposits on Long Island, NY, previously referred to as Ronkonkoma moraine, here renamed Ronkonkoma drift.

Source: GNU records (USGS DDS-6; Reston GNULEX).


Search archives

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 ([ ]).