Geologic Unit: New Berlin

Usage:

New Berlin Member of Holy Hill Formation (WI)

Subunits:

informal lower sand and gravel member, upper till member.

Geologic age:

Quaternary
Pleistocene
Wisconsinan, late

Type section, locality, area and/or origin of name:

Type section: exposures in gravel pit complex operated by Kohler Pit, Inc., and New Berlin Redi-Mix, Inc., on north side of County Trunk Highway I (Lawnsdale Road), 0.5 to 1 mi (0.8 to 1.6 km) west of County Trunk Highway Y (Racine Ave.), in SE/4 sec. 19 and SW/4 sec. 20, T. 6 N., R. 20 E., [in vicinity of Lat. 42 deg. 57 min. 42 sec. N., Long. 88 deg. 10 min. 18 sec. W.], Muskego 7.5-min quadrangle, Waukesha Co., southeastern WI (Mickelson and others, 1984; Syverson and others, 2011).
Named from the city of New Berlin, southwest of Milwaukee, in southeastern Waukesha Co., southeastern WI; name credited to Allan F. Schneider (Mickelson and others, 1984).
Reference sections (Mickelson and others, 1984; Syverson and others, 2011):
(1) gravel pit operated by Robert Stewart, in village of Fontana, in SE/4 NW/4 NE/4 sec. 15, T. 1 N., R. 16 E., [approx. Lat. 42 deg. 32 min. 58 sec. N., Long. 88 deg. 35 min. 09 sec. W.], Walworth 7.5-min quadrangle, Walworth Co., southeastern WI;
(2) gravel pit operated by R.W. Miller and Sons, Inc., 1 mi (1.6 km) northeast of city of Lake Geneva, on northwest side of Highway 36, in W/2 SW/4 sec. 19, T. 2 N., R. 18 E., [approx. Lat. 42 deg. 36 min. 54 sec. N., Long. 88 deg. 25 min. 21 sec. W.], Lake Geneva 7.5-min quadrangle, Walworth Co., southeastern WI;
(3) gravel pit operated by Valley Sand and Gravel Company, south of Highway 15 on west side of County Trunk Highway Y (Racine Ave.), in NW/4 sec. 5, T. 5 N., R. 20 E., [approx. Lat. 42 deg. 55 min. 43 sec. N., Long. 88 deg. 09 min. 53 sec. W.], Muskego 7.5-min quadrangle, Waukesha Co., southeastern WI.

AAPG geologic province:

Wisconsin arch