1. CE 3231 - Introduction to Environmental Engineering and Science Readings for Next Class: 5.1-5.4 O hio N orthern U niversity Introduction Chemistry, Microbiology & Material Balance Water & Air Pollution Env Risk Management Major Environmental Laws II Current environmental legislation represents a major accomplishments in environmental regulation. A brief historical overview of significant acts continues along with a description of what each Act means to our profession.

2.  Hazardous Waste  1976 Resource Conservation and Recovery Act  Proper disposal of solid waste and hazardous waste  1980 Comprehensive Environmental Response, Compensation, and Liability Act (Superfund)  Provides money for clean up of legacy sites  Authorized legal action to recovery costs Love Canal, New York

3.  Clean Water Act 1972 Highlights  National Pollutant Discharge Elimination System (NPDES)  Technology-based Standards (Best Available Technology)  Water Quality Standards  Designated Uses (navigation, industry, agriculture, recreation (fishable/swimmable)  National Water Quality Inventory Report (states submit every two years)  Water Quality Criteria (Total Maximum Daily Loads – TMDL)  Antidegradation Policy (Three teirs)  Teir 1 – all surface waters – maintains current use requirements  Tier 2 – maintains quality for “fishable/swimmable” waters  Tier 3 – maintains quality for most pristine waters of US

4.  Clean Water Act Amendment 1987  Non-Point Source Management Program  Non-point sources were initially exempt from CWA legislation until this amendment  Important Non-Point Sources: Nitrogen, Phosphorous, Heavy Metals, Toxics (pesticides) Clean Water Act – Better at 40

5.  Clean Air Act 1970 Highlights  National Ambient Air Quality Standards  Regulated 6 common criteria pollutants  Particulate matter, ozone, sulfur dioxide, nitrogen dioxide, carbon monoxide, and lead  Requires State Implementation Plans (SIPs) to meet criteria pollutant regulated levels  Set New Source Performance Standards for Stationary Sources (industry)  Set National Emissions Standards for Hazardous Air Pollutants  Broadened Enforcement

6.  Clean Air Act 1977 Amendment Highlights  Gave states in non-attainment with priority pollutants and established deadline to come into compliance  Clean Air Act 1990 Amendment Highlights  Addressed Acid Rain, Ozone Depletion, and Haze  Expanded air toxics regulations to cover 187 pollutants  Gave strong enforcement authorization  Clean Air Act Video (3:00 minutes through 10:19) Clean Air Act Video

7. Future of the Agency  Regulatory Action & Enforcement  Legal Action & Role of Market Share  Research and Development