Data Layers
(alphabetically) |
Description |
| % Adults with Bachelor's Deg. |
Percentage of adults age 25 and
over who have earned a Bachelor's Degree or higher; by US Census
2000 Block Groups |
| Aerial Photos |
RIGIS - 2002 orthorectified color
aerial photography with 1-ft pixel resolution for greater Providence
portion of state; 2003-04 color with 2-ft resolution for remainder
of state |
| % Age 65 and Over |
Percentage of the total population
that is age 65 or over; by US Census 2000 Block Groups |
| Airports & Rail |
RIGIS file (airpors.shp)
metadata and RIGIS file (rail.shp)
metadata |
| % Asian or Pac. Islander |
Percentage of total population
that is (non-Hispanic) Asian, Pacific Islander, or Native Hawaiian;
by US Census 2000 Block Groups |
| % Black, African American |
Percentage of total
population that is (non-Hispanic) Black, African American; by US
Census 2000 Block Groups |
| Colleges |
Institutions of higher
eduction within approximately 50 miles of Providence; markers placed
using orthophotos in RI and by streets in CT and MA |
| Conserved Land |
DEM 2006 accounting of all permanently conserved land
held by DEM metadata
or other entities metadata
such as municipalities and land trusts |
| Electric Districts |
RIGIS file (elecdist.shp)
metadata |
| % Families Below Poverty |
Percentage of families that have
1999 income below the poverty level; by US Census 2000 Block Groups |
| Flood Zones |
FEMA flood zones
- RIGIS file (floodzon.shp) metadata
|
| H2O Mgmt. Areas |
Community Wellhead Protection
Area - RIGIS file (cwhpa05.shp)
metadata
Non-Community Wellhead Protection Area - RIGIS file (ncwhpa05.shp)
metadata
Groundwater Reservoirs - RIGIS file (gwatresv.shp)
metadata
Groundwater Recharge Areas - RIGIS file (gwrechrg05.shp)
metadata
Surface Water Protection Areas - RIGIS file (swatpa.shp)
metadata |
| Hazardous Materials |
1) CERCLIS Superfund
Sites- RIGIS file (cerclis.shp)
metadata
2) Permitted Sanitary Waste Sites - RIGIS file (ripdes.shp)
metadata
3) Leaking Underground Storage Tanks - RIGIS file (lusts.shp) metadata
|
| % HH without Vehicle |
Percentage of households that
do not have own vehicle available; by US Census 2000 Block Groups |
| % Hispanic or Latino |
Percentage of the total population
that is Hispanic or Latino, of any race; by US Census 2000 Block
Groups |
| Historic Districts |
Districts listed in the National
Historic Register - RIGIS file (histdist.shp)
metadata |
| % Households with Children |
Percentage of total households that have
one or more children under age 18; by US Census 2000 Block Groups |
| Income Per Acre |
Aggregate household income divided
by total GIS-derived acres (inland water bodies included) by US
Census 2000 Block Groups |
| Individual Businesses |
InfoUSA, August 2004 XY coordinates; TPP
edits - business addresses parcel-matched in Providence, matched
to e-911 streets elsewhere, and left in XY location for remainder;
only employers with 5+ employees are visible on map
EDC Target Cluster |
| Lakes & Rivers |
RIGIS file (lakes5k.shp)
metadata |
| Land Cover 1995 |
RIGIS file (rilu95c.shp)
metadata; TPP edits - consolidation of categories |
| Land Use by Parcel |
Consolidated tax classification categories
based on the state 2-digit tax classification; coded by individual
parcel for participating municipalities (also see Parcels layer)
|
| MA & CT Places |
Selected US Census 2000 cities and towns
in MA and CT; projected to RI State Plane feet |
| Major Routes |
Interstates, US highways, and State routes;
layer obtained from RIDOT, based on E-911 roads; ProvPlan edits
- street segments dissolved into single line per route name for
labeling purposes (also see Streets) |
| Median Household Income |
The 50th percentile household income - half
of all households have a lower incomes and half have a higher income;
by US Census 2000 Block Groups |
| Medical Facilities |
RIGIS file (medfacs.shp)
metadata |
| Ocean & Bay |
Atlantic Ocean and Narragansett Bay; approximate
shoreline derived from subtraction of land mass (see RI-MA-CT layer)
|
| Open Space |
1) Audubon Society - RIGIS file (audubon.shp)
metadata
2) DEM & Other State Agencies - RIGIS file (dem_os.shp) metadata,
file used is update of cited RIGIS file received from DEM in Jan
2005
3) Protected - RIGIS file (protopen.shp)
metadata
4) Protected Land Trust - RIGIS file (tncland.shp)
metadata
5) Recreation/Conservation - RIGIS file (scorp90.shp) metadata |
| % Owners 'Overspending' |
Percentage of owner-occupants spending 30%
or more of their household income on gross mortgage costs; by US
Census 2000 Block Groups |
| Parcels |
Muncipal parcels of the participating municipalities;
the common divisions of land into separate properties; ProvPlan
edits - individual city and town parcel layers joined into a single
layer, some region poygons created for multi-part Plat-Lots; standardizing
of municipal assessment data linked to pacel layer. ***THERE IS
NO GUARANTEE, BY RIEDC OR INDIVIDUAL MUNICIPALITIES, OF THE ACCURACY
OR COMPLETENESS OF PARCEL REPRESENTATIONS AND ASSESSORS' DATA FURNISHED
WITHIN THIS APPLICATION.*** See also Municipal
Parcel Status page. |
| People Per Acre |
Total population divided by GIS-derived area
in acres; a measure of population density; by US Census 2000 Block
Groups |
| Plat-Lot Labels |
The Plat-Lot identifer used to identify individual
parcels of land (also see Parcels layer) |
| % Pop. Non-English at Home |
Percentage of population age 5 and over that
usually speaks a language other than English at home; by US Census
2000 Block Groups |
| Public Safety Facilities |
1) Police Departments - RIGIS file (police.shp)
metadata
2) Fire Departments - RIGIS file (firestations.shp)
metadata
3) Emergency Medical Companies - RIGIS file (emeds.shp)
metadata and metadata |
| Quarter-Mile Sums |
InfoUSA businesses and employment counts are
aggregated within the square cells (1/4-mi^2) of a statewide grid;
data can be displayed for all businesses or for businesses within
a selected EDC Target Cluster (also see Individual Businesses
layer) |
| % Renters 'Overspending' |
Percentage of renter-occupants spending 30%
or more of their household income on gross mortgage costs; by US
Census 2000 Block Groups |
| RI Cities & Towns |
City and town political boundaries - RIGIS
file (ritown5k.shp) metadata;
ProvPlan edits - minor polygon edits such as subtracting saltponds
in South County; consider adjusting boundaries according
to Parcels or e911 roads |
| RI Enterprise Zone |
Economic development enterprise zones as
delineated by US Census 1990 Tracts, as defined by the RI Enterprise
Zone Council - RIGIS file (edzones.shp)
metadata |
| RI House Districts 02 |
2002 RI Legislature, House of Representatives
districts - RIGIS file (rirep02.shp)
metadata |
| RI-MA-CT |
Base shape for the 3 state area - rhode island
is based upon RIGIS 1:5000 municipal layer (see RI Cities &
Towns) based on US Census 2000 geography for MA & CT, projected
to RI State Plane feet |
| RI Municipalities |
1) Town Halls - RIGIS file (townhalls.shp)
metadata
2) Boundaries - RIGIS file (ritown5k.shp)
metadata |
| RIPTA |
Rhode Island Public Transportation Authority
1) Bus Stop Vicinity - based on Sept 2005 stops
2) Park & Ride Lots - bus only - based on Sept 2005 routes
3) Flex Zones (potentially out of date) |
| RI Senate Districts 04 |
2004 RI Legislature, Senate districts - RIGIS
file (risen04a.shp) metadata
|
| % Same Owner >10 Years |
Percentage of owner-occupant households with
the same owner for over 10 years; by US Census 2000 Block Groups
|
| Schools K-12 |
RIGIS file (schools.shp)
metadata; ProvPlan edits - removed schools with preschool only
as well as institutions of higher learning |
| Sewered Areas |
Rough estimate of areas covered by public sewer systems - from
DEM in August 2005 |
| % Single Parent |
Percentage of households with own children
that are single parent households; by US Census 2000 Block Groups |
| Soil Constraints |
RIGIS file (ssurgo.shp)
metadata ; supplementary table USDA/NRCS -
metadata |
| Soil Permeability |
RIGIS file (ssurgo.shp)
metadata; supplementary table USDA/NRCS -
metadata |
| State Facilities |
Primary State of Rhode Island facilities as documented in 2001
metadata |
| Streams |
RIGIS file (stream5k.shp)
metadata |
| Street Labels |
RIGIS file (e911rds04.shp)
metadata, updated 05/06/05 (See Streets layer) |
| Streets |
Road centerlines from U.S. Census TIGER files
2005 based on RIGIS 1:5000 scale vector mapping- RIGIS file (tigerds05b.shp)
metadata; ProvPlan edits
- formatting and correction of street names and types; additional
field for street labeling, St_newname |
| % Under Age 18 |
Percenage of total population that is under
age 18; by US Census 2000 Block Groups |
| % Units 1939 or Older |
Percentage of housing units that were built
before 1940; by US Census 2000 Block Groups |
| % Units 1990 or Newer |
Percentage of housing units that were built
in 1990 or after; by US Census 2000 Block Groups |
| % Units Owner Occupied |
Percentage of housing units that have the
property owner as the head of household; by US Census 2000 Block
Groups |
| USB 2025 |
Urban Services Boundary as designated in the Statewide Planning
Program's Land Use Plan 2025; this layer is for general planning
purposes and is NOT suitable for legal or regulatory interpretation.
metadata
|
| Water Districts |
RIGIS file (watrdist.shp)
metadata |
| Watershed Basins |
RIGIS file (basins.shp)
metadata |
| Wetlands |
Wetlands as interpreted from 1988 aerial
photography to one quarter acre polygon resolution by Cowardin 16
classification scheme - RIGIS file (s44wwt93.e00)
metadata |
| % White (Non-Hispanic) |
Percentage of the total population that is
(non-Hispanic) White; by US Census 2000 Block Groups |
| 10-mile Rings from Capitol |
Concentric rings radiating at 10-mile intervals
from the State Capitol Building in Providence; a distance reference
when viewing the map at a statewide or large area scale |