Montgomery County Planning Department
Environment
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Environmental Resources Inventory,
Upper Rock Creek Watershed

January 2000
 
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Details of Publication

Introduction and Executive Summary
     Description of the Upper Rock Creek Watershed
     Summary of Environmental Resources
     Environmental Policy Framework

Existing Environmental Conditions
     Geology and Soils
          Topography and Slopes
     General Characteristics of Vegetation and Sensitive Areas
          Existing Forest Resources
          Wetlands
          Habitats of Rare, Threatened, and Endangered Species and Areas Likely to Contain Unusual Biological Communities

          Wildlife and Fish
               Forest Interior and Riparian Forest Habitat
               Grassland and Edge Habitat
               Wildlife Management Concerns
     Watershed Character
          Stream Water Quality
               Historical Data
               Current Conditions
          Watershed Management
               Lakes Needwood and Frank
               The 100-year Floodplain
               Dam Breach
          Groundwater
     Sensitive Areas and Wetlands
     Air Quality
     Noise
     Solid Waste/Landfills
     Water Supply and Sewerage Systems

Regulatory and Policy Framework
for Environmental Planning in the Upper Rock Creek Watershed

     Stream Water Quality Management
     Tributary Strategies
     Total Maximum Daily Loads (TMDLs)
     Clean Water Action Plan
     Watershed Protection and Restoration
     Watershed Restoration Action Plan
     Stormwater Management
     Floodplain Management
     Solid Waste
     State Smart Growth Initiatives
     Sensitive Areas Protection and Biodiversity
     Forest Conservation
     Wetland Laws and Regulations
     Air Quality Policies and Regulations
     Noise Regulation
     Water Supply and Sewerage
References
Appendix
     Environmentally Sensitive Areas
     County-wide Stream Protection Strategy
          Data Collection
          Management Categories
          Watershed Preservation Areas
          Watershed Protection Areas
          Watershed Restoration Areas
          Urban Watershed Management Areas
          Agricultural Watershed Management Area
     Existing Subwatershed Imperviousness
     Fish Species of Upper Rock Creek
     Forest Inventory
          Criteria for Classification
          Methodology
     Determination of Significant Forest Blocks
     Wetland Assessment Groups (WAGs) Upper Rock Creek Mainstream
List of Tables
1.     Existing Parkland Distribution in the Upper Rock Creek Watershed
2.     Slopes in the Upper Rock Creek Watershed
3.     Forest by Type
4.     Significant Forest
5.     Wetlands by Type
6.     Wetlands Functional Values
7.     Rare, Threatened, and Endangered Plant Species
8.     Sensitive Areas, Forest, and Agriculture
9.     Chronology of Environmental Policy and Regulatory Actions
10.    Floodplain and Stormwater Management Responsibilities
A-1   Existing Parkland Ownership in the Upper Rock Creek Watershed
A-2   Fish Species Collected in the Upper Rock Creek Watershed
A-3   Forest Interior Dwelling Bird Species
List of Figures
1.     Vicinity Map
2.     Parkland and Agriculture
3.     Geology
4.     Soils with Severe Limitations to Septic Systems
5.     Topography
6.     Forest by Type
7.     Significant Forest
8.     Wetlands by Type
9.     Priority Wetlands
10.   Countywide Stream Protection Strategy - Subwatersheds
11.   Countywide Stream Protection Strategy - Subwatershed Condition
12.   Countywide Stream Protection Strategy - Management Categories
13.   RSAT Stream Assessment
14.   Floodplain and Dam Breach Impact Areas
15.   Sensitive Areas
16.   Traffic Noise Impact Areas
17.   Water Service Areas
18.   Sewer Service Area
19.   Environmental Policy Sources To Guide Master Planning
20.   Smart Growth - Priority Funding Areas

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