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Hazard or Topic
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Source
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Description
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Download/Weblink
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Earthquakes
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Epicenters
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GSA
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Earthquake
epicenters in Alabama (as of March 09, 2012)
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Download from GSA
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Surface faults
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GSA
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Surface faults from
1:250,000 digital geologic map of Alabama
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Download from GSA
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Basement faults
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GSA
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Deep buried faults
interpreted from structure and cores
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Download from GSA
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Liquefaction/Amplification
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GSA
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Liquefaction and
amplification susceptibility for Alabama
(based on 1:250,000 digital geologic map), HAZUS categories
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Download from GSA
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Seismic stations
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GSA
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Seismograph stations
in Alabama
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Download from GSA
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Seismic hazard
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USGS
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Areas of seismic
hazard and minimum peak horizontal
ground acceleration value
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Weblink to external
source
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Seismic hazard
|
USGS
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Seismic hazards
based on probability of exceeding shaking within a given time frame
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Coming soon
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Earthquakes
1568-2009
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USGS
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Earthquake
epicenters of significant quakes in the world between 1568 and 2009
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Weblink to external
source
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Quaternary faults
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USGS
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Quaternary surface
faults in the U.S.
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Weblink to external
source
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Sinkholes
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Sinkholes
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GSA
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Sinkhole points
digitized from center of sinkholes on 1:24,000 topographic maps
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Download from GSA
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Karst engineering
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USGS
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Areas of karst and
subsidence in the U.S.
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Weblink to external
source
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Landslides
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Landslide
susceptibility
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GSA
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Landslide
susceptibility in Alabama
(based on 1:250,000 geology and slope derived from 30-m USGS NED)
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Download from
GSA
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Historical
landslides
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GSA
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Historical landslide
points digitized from GSA OFR, Rheams, 1982
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Coming soon
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Landslide incidence
and susceptibility
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USGS
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Areas of landslides
and areas susceptible to future landslides
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Weblink to external
source
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Landslide costly
events
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USGS
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Most costly
landslide events in the U.S.
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Weblink to external
source
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Landslide costly
event areas
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USGS
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Areas of most costly
landslides triggered by a meteorological or earthquake event in the U.S.
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Weblink to external
source
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Radon
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Radon levels
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GSA
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Radon levels
reported in Alabama
by zipcode (based on ACES data)
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Download from GSA
Weblink to ACES data
source
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Additional Hazards Data
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Deepwater Horizon Gulf Oil Spill
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USGS
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GIS
data and imagery related to the oil spill in the Gulf
of Mexico (USGS HDDS)
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Weblink
to external source
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Multiple recent
disasters
|
USGS
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USGS Hazard Data
Distribution System – GIS
data and imagery related to recent disasters around the world
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Weblink to external source
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Hazard losses
|
USGS
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Hazards
damage/losses for US counties 1995-2000
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Weblink to external
source
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April 2011
tornadoes
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USGS, multiple
agencies
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GIS
and imagery related to the April 2011 tornado outbreak in the
southeastern US (through HDDS)
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Weblink
to external source
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Surge zones
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GSA
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Storm surge zones
for coastal Alabama
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Coming soon
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Tropical cyclones
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NWS
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Hurricane and
tropical storm tracks in the Atlantic basin 1851-2004
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Weblink to external
source
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Floodplain data
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ADECA
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Floodplains in Alabama
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Coming soon (go to Alabama
Department of Economic Affairs)
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Tornadoes
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SPC
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Tornado touchdown
points in the US
from 1950-2008
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Weblink to external
source
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Superfund sites
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USEPA
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Superfund sites
(NPL) in the U.S.,
as of May 2005
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Weblink to external
source
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Toxic release
inventory
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USEPA
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Toxic release sites
in the U.S.,
as of May 2005
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Weblink to external
source
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Air releases
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Air emissions sites
as of May 2005
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Weblink to external
source
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National Geochemical
Survey (NGS) data
|
USGS
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Geochemical data for
a variety of elements and contaminants in stream sediments and soil
around the US
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Weblink to external source
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NGS Alabama data
|
USGS
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Geochemical data for
a variety of elements and contaminants in stream sediments and soil in Alabama
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Weblink
to external source
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Geologic Data for Alabama
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Alabama State Geology
|
GSA
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1:250,000 state
geology, faults, symbols, dikes, and structure
|
GSA geology maps page
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Alabama 7.5’ geologic quads
|
GSA
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Available 7.5’
geologic quadrangles in Alabama
|
GSA geology maps page
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Alabama HUC 11
watersheds
|
GSA
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Hydrologic unit code
11 watersheds in Alabama
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GSA geology maps page
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Energy-related data
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OGB
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Coal, oil, and gas
data
|
OGB GIS data page
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Wells
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OGB
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Oil/gas wells,
bottom holes, OGB well units, boreholes
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OGB GIS data page
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Well unit boundaries
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OGB
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Black Warrior
Basin, coalbed methane and other regions
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OGB GIS data page
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Field boundaries
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OGB
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Offshore and land
oil/gas field boundaries
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OGB GIS data page
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Infrastructure
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OGB
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Oil/gas platforms
and state water lease blocks
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OGB GIS data page
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Supplemental Geographic Data
for Alabama
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State
|
USGS/GSA
|
State of Alabama
|
Coming soon
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Counties
|
GSA/OGB
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Counties of Alabama
|
Download
from OGB
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Roads
|
USGS/GSA
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Main highways and
interstates of Alabama
|
Coming soon
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