We use tectonic subsidence patterns from wells and stratigraphic sections to describe the
mid-Miocene to present tectonic subsidence history of the Rio Grande rift. Tectonic …

New Mexico has a diverse record of Pliocene and Pleistocene vertebrates, including faunas
from all three North American land-mammal “age” s (NALMAs) that occur within those two …

New Mexico has a rich record of Miocene vertebrates, including faunas from all five North
American land-mammal “ages”(NALMAs) that occur within that epoch (late Arikareean …

The gomphotheriid proboscidean Stegomastodon is known from the early Blancan to the
early Irvingtonian in New Mexico. Specimens of Stegomastodon identifiable to the species …

We used tephrochronology for upper Neogene deposits in the Española Basin and the
adjoining Jemez Mountains volcanic field in the Rio Grande rift, northern New Mexico, to …

We present a tephrochronologic/chronostratigraphic database for the Mount Diablo area
and greater San Francisco Bay region that provides a spatial and temporal framework for …

Although the ground surface above the Socorro magma body (SMB) is rising at rates as high
as 3 mm per year historically, three discontinuous early-to middle-Pleistocene terrace …

Abstract The US Geological Survey, in cooperation with the Air Force Civil Engineer Center,
simulated different groundwater pumping scenarios from 2016 to 2050 to determine the …

Figure 1. Quadrangles included in this compilation. Notes about this map: The line work and
symbology on the Los Alamos 1: 100,000-scale map are largely derived from the original …

Although the paleontology of the upper Cenozoic Santa Fe Group in New Mexico has been
collected and studied since the 1870s, little is known of its ichnofossils. A vertebrate tracksite …