Fatal Motor Vehicle Crashes by County, 2014-2018

This layer displays the number and rate of fatalities from motor vehicle crashes occurring between 2014 and 2018, aggregated by county. Unlike typical mortality data, this data layer represents the location of the fatal crash, and not the county of … Continued

Multi-Family Assisted Housing

Layer displays the approximate locations of Multifamily Assisted Housing properties that are monitored by the US Department of Housing and Urban Development (HUD). The three largest assistance programs for Multifamily housing are Section 8 (Project Based Assistance), Section 202 (Supportive … Continued

Fatal Motor Vehicle Crashes by Location, 2017

This layer displays the location or intersection of fatal crashes occurring in 2017. This layer can be toggled to view fatal crashes involving a drunk driver, and crashes with pedestrian fatalities.

Watershed Boundary Dataset, 2-Digit Hydrologic Units

The 2-Digit Hydrologic Units, a component of the Watershed Boundary Dataset (WBD), depict the major water resource regions of the United States. A water resource region is the first level of classification used by the United States Geological Survey to … Continued

Watershed Boundary Dataset, 8-Digit Hydrologic Units

The 8-Digit Hydrologic Units, a component of the Watershed Boundary Dataset (WBD), depict the fourth level hydrologic subdivision of the United States. A hydrologic unit can accept surface water from upstream drainage areas and may define a drainage area with … Continued

Watershed Boundary Dataset, 12-Digit Hydrologic Units

The 12-Digit Hydrologic Units, a component of the Watershed Boundary Dataset (WBD), depict the sixth level hydrologic subdivision of the United States. A hydrologic unit can accept surface water from upstream drainage areas and may define a drainage area with … Continued

Watershed Boundary Dataset, 10-Digit Hydrologic Units

The 10-Digit Hydrologic Units, a component of the Watershed Boundary Dataset (WBD), depict the fifth level hydrologic subdivision of the United States. A hydrologic unit can accept surface water from upstream drainage areas and may define a drainage area with … Continued

Watershed Boundary Dataset, 6-Digit Hydrologic Units

The 6-Digit Hydrologic Units, a component of the Watershed Boundary Dataset (WBD), depict the third level hydrologic subdivision of the United States. A 6-digit hydrologic unit may subdivide a 4-digit hydrologic unit or may be equivalent. There are 401 6-digit … Continued

Watershed Boundary Dataset, 4-Digit Hydrologic Units

The 4-Digit Hydrologic Units, a component of the Watershed Boundary Dataset (WBD), depict the second level hydrologic subdivision of the United States. A 4-digit hydrologic unit includes the area drained by a river system, a reach of a river and … Continued