Soil Survey of Dallas County, Texas (open access)

Soil Survey of Dallas County, Texas

Text describes the area, climate, agricultural history and statistics, soil-survey methods and definitions, soils and crops, land uses and agricultural methods, irrigation, and morphology and genesis of soils of Dallas County, Texas.
Date: 1980
Creator: Coffee, Daniel R.
System: The Portal to Texas History
Post-1982 Ozone Control Strategies: Dallas, El Paso, and Tarrant Counties: Texas State Implementation Plan (open access)

Post-1982 Ozone Control Strategies: Dallas, El Paso, and Tarrant Counties: Texas State Implementation Plan

Outline of a plan to reduce volatile organic compound emissions in Dallas, El Paso, and Tarrant counties, to comply with requirements in the 1977 Federal Clean Air Act and avoid penalties. It includes background and overview information for the plan, steps for specific areas and revisions from previous plans, and an explanation of the resources and public notification to enact the plan.
Date: 1985
Creator: Texas Air Control Board
System: The Portal to Texas History