Chapter 13 Water Pollution Water pollution Degradation of

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Chapter 13: Water Pollution

Chapter 13: Water Pollution

Water pollution Degradation of water quality biological l chemical l physical l

Water pollution Degradation of water quality biological l chemical l physical l

Pollutants nutrients l l phosphorous nitrogen (blue baby syndrome) oil toxic substances l l

Pollutants nutrients l l phosphorous nitrogen (blue baby syndrome) oil toxic substances l l l hazardous chemicals heavy metals radioactive material sediment thermal

Pollutants Biochemical oxygen demand mg/l of O 2 consumed over 5 days at 20°C

Pollutants Biochemical oxygen demand mg/l of O 2 consumed over 5 days at 20°C l agricultural runoff - nutrient l sewage l pathogenic organisms human disease - cholera and typhoid l Fecal coliform bacteria l l threshold 200 cells/100 ml water

pollutant migration source route target

pollutant migration source route target

Pollution source point l non-point l state dissolved l not dissolved l sediment borne

Pollution source point l non-point l state dissolved l not dissolved l sediment borne l release - long term vs single event

Surface water pollution routes direct l washed in l seepage from banks l fate

Surface water pollution routes direct l washed in l seepage from banks l fate deposited l diluted l consumed l evaporate l

Surface water pollution effected targets water supplies l fisheries l ecosystems l remediation eliminate

Surface water pollution effected targets water supplies l fisheries l ecosystems l remediation eliminate source l excavate sediment l treat water l

Groundwater pollution route seepage l leaching l fate dissolves and disperses l LNAPLS -

Groundwater pollution route seepage l leaching l fate dissolves and disperses l LNAPLS - floats l DNAPLES - sinks l vaporizes l attaches to earth materials l

Groundwater pollution effected targets wells l surface water l remediation process site characterization l

Groundwater pollution effected targets wells l surface water l remediation process site characterization l risk assessment l corrective action l

Groundwater pollution: treatment remove source clean (impossible? ) GW extraction - smearing wells/trenches l

Groundwater pollution: treatment remove source clean (impossible? ) GW extraction - smearing wells/trenches l vapor extraction l sparging l bioremediation l treatment beds l

Saltwater intrusion near coast fresh water floats on saltwater rises drought l withdrawal of

Saltwater intrusion near coast fresh water floats on saltwater rises drought l withdrawal of fresh water l desalinization (expensive)

water quality standards set by government basis science l economics l ethics l politics

water quality standards set by government basis science l economics l ethics l politics l

Wastewater treatment dilute & disperse large-scale treatment septic tank alternatives

Wastewater treatment dilute & disperse large-scale treatment septic tank alternatives

Water Pollution Treatment Chemical Degradation Methods for WastesWater Pollution Treatment Chemical Degradation Methods for Wastes
WATER POLLUTION WHAT IS WATER POLLUTION Introduction EveryWATER POLLUTION WHAT IS WATER POLLUTION Introduction Every
WATER POLLUTION Fernando Sequera Steven Correa Water pollutionWATER POLLUTION Fernando Sequera Steven Correa Water pollution
Water Pollution Types and Sources of Water PollutionWater Pollution Types and Sources of Water Pollution
Water Pollution Water Pollution Types Effects and SourcesWater Pollution Water Pollution Types Effects and Sources
Water Pollution Thirsty Water Pollution is the additionWater Pollution Thirsty Water Pollution is the addition
Water Pollution Water Pollution p p Is contaminationWater Pollution Water Pollution p p Is contamination
Water Pollution Types and Effects of Water PollutionWater Pollution Types and Effects of Water Pollution
NOISE POLLUTION PROBLEM AND SOLUTIONS POLLUTION Pollution meansNOISE POLLUTION PROBLEM AND SOLUTIONS POLLUTION Pollution means
ENVIRONMENTAL POLLUTION Pollution Pollution is the introduction ofENVIRONMENTAL POLLUTION Pollution Pollution is the introduction of
Marine Pollution Marine Pollution Marine pollution occurs whenMarine Pollution Marine Pollution Marine pollution occurs when
Pollution in Our Bodies Body Pollution pollution inPollution in Our Bodies Body Pollution pollution in
Pollution in Our Bodies Body Pollution pollution inPollution in Our Bodies Body Pollution pollution in
AIR POLLUTION POLLUTION Pollution is change in backgroundAIR POLLUTION POLLUTION Pollution is change in background
Pollution and Resource Degradation as Externalities Chapter 3Pollution and Resource Degradation as Externalities Chapter 3
Pollution Chapter 20 Water pollution any change inPollution Chapter 20 Water pollution any change in
Chapter 21 Water Pollution POLLUTION OF FRESHWATER STREAMSChapter 21 Water Pollution POLLUTION OF FRESHWATER STREAMS
Pollution Chapter 13 Water Pollution Types and SourcesPollution Chapter 13 Water Pollution Types and Sources
WATER POLLUTION Grygorchuk Mykyta 6 Form Water waterWATER POLLUTION Grygorchuk Mykyta 6 Form Water water
WATER POLLUTION EFFECTS State of water Natural WaterWATER POLLUTION EFFECTS State of water Natural Water
WATER UNIT Groundwater Surface Water Water Pollution WhatWATER UNIT Groundwater Surface Water Water Pollution What
Water Pollution Solid Waste Pollution C 4 UrbanWater Pollution Solid Waste Pollution C 4 Urban
Water Resources and Water Pollution Chapter 11 SectionWater Resources and Water Pollution Chapter 11 Section
WATER USES AND DEGRADATION CORE CASE STUDY MIDDLEWATER USES AND DEGRADATION CORE CASE STUDY MIDDLE
A Closer Look and Water and Soil DegradationA Closer Look and Water and Soil Degradation
PREVENTING HABITAT POLLUTION AND DESTRUCTION Chapter 8 POLLUTIONPREVENTING HABITAT POLLUTION AND DESTRUCTION Chapter 8 POLLUTION
Chapter 18 Air Pollution Air pollution over MexicoChapter 18 Air Pollution Air pollution over Mexico
Water Water Everywhere Water as Liquid Rainwater WaterWater Water Everywhere Water as Liquid Rainwater Water
Water Water Everywhere Water as Liquid Rainwater WaterWater Water Everywhere Water as Liquid Rainwater Water
Storm Water Phase II Permits Federal Water PollutionStorm Water Phase II Permits Federal Water Pollution