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Methyl Tertiary Butyl Ether MTBE- Well / Groundwater Contamination Issues
Autoimmune Diseases
Cryptosporidium parvum Drinking Water Protozoan
Giardia and Waterborne Disease
Giardia, Cryptosporidium, and Waterborne Disease
The Care and Feeding of Your Well
Biofouling of a Well
Hot Water Heater / Hydrogen Sulfide Odor
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Case Studies
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Common Drinking Water Problems
Introduction
Case Study 1 | Natural Gas Region / Water Discoloration
Case Study 2 | Natural Gas Region / Water Contamination of a Private Well
Case Study 3 | Plastic Well Casing and Standard Well Cap
Case Study 4 | Natural Gas Region / Water is Fizzy
Case Study 5 | Water is Green - Alkaline/Metal Taste / Odor
Case Study 6 | Repeated Hot Water Heater Failures
Case Study 7 | Natural Gas Region / Green Particles in My Water
Case Study 8 | Black Particles in the Water
Case Study 9 | Dirty Discolored Water, Bacteria, Iron Staining, and Odors
Case Study 10 | Natural Gas Region / Frac Sand in My Well?! Gray-White Sticky Material
Case Study 11 | Natural Gas Region / Black Water - Sulfur Smell
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Streamflow Measurement
Ecosystem and Lake Productivity by Chlorophyll Analysis
Phosphate in Surface Water Streams, Lakes, and Ponds
pH in the Environment
pH Buffering Systems and Solutions
The Role of Alkalinity in Citizen Monitoring
Ammonia in Groundwater, Runoff, and Streams
Metals in the Environment
Dissolved Oxygen in Water
Phosphates in the Environment
Macroinvertebrates and Rapid Biological Assessments Protocols
Fecal Coliform Bacteria in Water
Surface Water Investigation Protocol (SWIP) and the Microscopic Particulate Analysis Assessment (MPA / SWIP)
Stormwater Management and Water Reuse, Low-Impact Development
Stormwater Best-Management Practices
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Research Projects and Consulting Projects in Hydrogeology
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Water Quality Index Calculator for Surface Water
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Get Informed
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Contaminants
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Primary Contaminants
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Microbiological
Introduction
Bacteria
E. Coli
Total Coliform Bacteria
Giardia Cryptosporidium
Viruses
Waterborne Pathogens
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Inorganics
Introduction
Antimony
Arsenic
Barium
Beryllium
Cadmium
Chromium
Copper
Cyanide
Fluoride
Lead
Mercury
Nitrates / Nitrites
Selenium
Thallium
Turbidity
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VOCs
Introduction
Benzene
Carbon Tetrachloride
Chloroform and Trichloromethane
Ethylbenzene
Methylene Chloride- Dichloromethane (DCM)
MTBE- Methyl tert-butyl ether
Tetrachloroethylene
Xylenes
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SOCs
Introduction
Atrazine
Alachlor
Glyphosate
2,4-D
gamma-Hexachlorocyclohexane (Lindane)
Bis (2-Ethylhexyl) phthalate / DEHP
Herbicides, Pesticides, Insecticides, and Organochlorines
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Disinfection By-products
Introduction
Trihalomethanes
Haloacetic Acids
Chlorite
Bromate
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Radioactive Isotopes
Introduction
Gross Alpha
Beta Particles
Radium 226 and Radium 228
Uranium
Radon
Introduction
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Secondary Contaminants
Introduction
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Inorganics
Introduction
Aluminum
Chloride
Copper
Fluoride
Iron
Manganese
Silver
Sulfate, Hydrogen Sulfide, Sulfate-Reducing Bacteria, and Sulfur
Total Dissolved Solids
Zinc
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Conditions
Introduction
Corrosivity
Foaming Agents
pH
Color, Taste and Odor
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No Standards Contaminants
Introduction
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Microbiological
Introduction
Nuisance Bacteria
Iron Bacteria
Pink Bacteria
Sulfate-Reducing Bacteria
Slime Bacteria
+
Inorganics
Introduction
Alkalinity
Boron
Bromide
Hardness
Lithium
Sodium
Strontium
+
Organics
Introduction
Acetone
Glycols
Methyl Ethyl Ketone (2-Butanone - MEK)
Naphthalene
PFOA PFOS PFAS PFCs (Perfluorinated Chemicals) - "Forever Chemical"
+
Gases
Introduction
Methane
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Conditions
Introduction
Corrosivity
Dissolved Gases
Elevated Chlorine and Chlorine By-Products
Broken Water Line
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Standards
Introduction
Primary Standards
Secondary Standards
No Standards
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Water Science Basics
Introduction
Physics
Inorganic Chemistry
Organic Chemistry
Biology
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Water in the Universe
Introduction
Part 1
Part 2
Part 3
Glossary
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Drinking Water Topics
Introduction
Groundwater and the Water Cycle (Pennsylvania Example)
Groundwater Under the Influence
The pH of Water
Drinking Water Testing, Conductivity, and Total Dissolved Solids
How To Clean and Remove Iron and Manganese Staining From Your Appliance and Porcelain
Methyl Tertiary Butyl Ether MTBE- Well / Groundwater Contamination Issues
Autoimmune Diseases
Cryptosporidium parvum Drinking Water Protozoan
Giardia and Waterborne Disease
Giardia, Cryptosporidium, and Waterborne Disease
The Care and Feeding of Your Well
Biofouling of a Well
Hot Water Heater / Hydrogen Sulfide Odor
+
Case Studies
Introduction
+
Common Drinking Water Problems
Introduction
Case Study 1 | Natural Gas Region / Water Discoloration
Case Study 2 | Natural Gas Region / Water Contamination of a Private Well
Case Study 3 | Plastic Well Casing and Standard Well Cap
Case Study 4 | Natural Gas Region / Water is Fizzy
Case Study 5 | Water is Green - Alkaline/Metal Taste / Odor
Case Study 6 | Repeated Hot Water Heater Failures
Case Study 7 | Natural Gas Region / Green Particles in My Water
Case Study 8 | Black Particles in the Water
Case Study 9 | Dirty Discolored Water, Bacteria, Iron Staining, and Odors
Case Study 10 | Natural Gas Region / Frac Sand in My Well?! Gray-White Sticky Material
Case Study 11 | Natural Gas Region / Black Water - Sulfur Smell
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Commercial
Introduction
Smith Paint Products
Arsenic Research Project
Water Library
Get Tested
Introduction
Level 1 Testing
Level 2 Testing
Level 3 Testing
Level 4 Testing
Level 4 Baseline Testing
Get Treatment
Introduction
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Treatment Types
Introduction
Aeration
Arsenic Treatment Systems
Carbon Filtration
Chemical Disinfection, Chlorination, Ozone
Commercial Water Treatment Systems
CounterTop POU (Point-of-Use) Units
Distillation Systems
Ion Exchange
Iron and Manganese Control and Nuisance Reduction
Neutralizing System
Nitrate and Nitrate Removal
Oxidation
Particle Filtration
Reverse Osmosis
Shower Filters
Sulfur Treatment and Control
Ultraviolet Disinfection
Under-the-Counter Units
Water Cooler Systems
Water Softener
+
Treatment Topics
Introduction
Chlorine Disinfection Contact Time (Basic)
Chlorine Disinfection Contact Time and Inactivation Calculations (Advanced)
Ozonation in Water Treatment
Shock Well Disinfection
UV Disinfection
Water Filtration Plant Performance Evaluations
Get Tools
Introduction
Self-Diagnostic Tool
Water Quality Index Calculator for Drinking Water
Global Drinking Water Quality Database & Map
Neighborhood Environmental Reports
EDR Radius Map with GeoCheck®
Drinking Water Guide for Well Water and City Water
Radon State/County Zones
Wellbore Calculator
Chlorine Contact Calculators
EPA Widgets
Get Training
Introduction
Curriculum for Educators & Students
Citizen Monitoring and Training
Classroom and Field Training
Online Education Resources
Get Connected
Get Involved
Introduction
Share Your Data
Host a Workshop
Give Support
Outdoor
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Outdoor
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Get Informed
Introduction
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Watershed
Introduction
The Hydrological Cycle
The Hydrological Cycle - Water Budgets
Stream Water Quality
Stream Water Quality - Importance of Total Suspended Solids / Turbidity
Stream Water Quality - Importance of Temperature
Streamflow Measurement
Ecosystem and Lake Productivity by Chlorophyll Analysis
Phosphate in Surface Water Streams, Lakes, and Ponds
pH in the Environment
pH Buffering Systems and Solutions
The Role of Alkalinity in Citizen Monitoring
Ammonia in Groundwater, Runoff, and Streams
Metals in the Environment
Dissolved Oxygen in Water
Phosphates in the Environment
Macroinvertebrates and Rapid Biological Assessments Protocols
Fecal Coliform Bacteria in Water
Surface Water Investigation Protocol (SWIP) and the Microscopic Particulate Analysis Assessment (MPA / SWIP)
Stormwater Management and Water Reuse, Low-Impact Development
Stormwater Best-Management Practices
+
Case Studies
Introduction
Research Projects and Consulting Projects in Hydrogeology
Crescent Lake Watershed Assessment Project
Roamingwood Sewer and Water Association
Powerpoint
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Get Tools
Introduction
Water Quality Index Calculator for Surface Water
Water Quality Index Calculator for Surface Water Guide
Citizen-Science Global Surface-Water-Quality Database & Map
Unit Conversion Calculators
Conversion Factors for Water Quality
Global Directory of Citizen Scientist Teams, Conservation Groups, and Watershed Organizations
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Get Training
Introduction
Curriculum for Educators & Students
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Get Involved
Introduction
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A Brief History of Drinking Water Regulations
City Water
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Arsenic
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EPA Septic 5- Large Capacity Septic System (Class V)
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EPA Sewage 7- Sewage Treatment Effluent Wells (Volume 7)
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EPA Stream Monitoring Guidelines: How to get started as a Volunteer
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Geology Education- E4 Geology of Pennsylvania
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Groundwater PA Booklet -GEOLOGY OF PENNSYLVANIA’S GROUNDWATER
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Guidelines for Sizing Design and Installation of Small Flow Sewage Manual (Pennsylvania)
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HYSEP- Estimating Stream Baseflow- A COMPUTER PROGRAM FOR STREAM FLOW HYDROGRAPH SEPARATION AND ANALYSIS
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Home Water Treatment in Perspective
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Iron and Manganese
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Kid's Coloring Book - Groundwater Protection Begins at Home
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Magnetic Water Treatment Devices
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Map 10- Oil and Gas in Pennsylvania (1993)
Environmental Education
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Oil and Gas
Map 13b- Physiographic Provinces (PHYSIOGRAPHIC PROVINCES OF PENNSYLVANIA- Descriptions)
Environmental Education
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Environmental Education
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Map 15- Limestone and Dolomite Distribution in Pennsylvania
Environmental Education
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Map 59- Glacial Deposits In Pennsylvania
Environmental Education
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Map 7- Geology PA GEOLOGIC MAP OF PENNSYLVANIA
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Monitoring Disinfection using ORP Disinfection, Monitoring, and Documentation (Bacterial Control)
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Nitrate Dilution Model - Community Tool for New Jersey- Document 32
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Ozone in Water Treatment- National Drinking Water Clearinghouse (Tech Brief)
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PA - Best Technical Guidance Alternate Technology, Experimental Technology, and Best Technical Guidance (BTG) in Onlot Sewage System Repair Situations
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PA MCL (Maximum Contaminate Levels) (2002)
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Phytoplankton Analysis -Standard Operating Procedure for Phytoplankton Analysis
Lab Manuals
Lake
Phytoplankton
Surface Water
Phytoplankton Collection -Standard Operating Procedure for Phytoplankton Sample Collection and Preservation
Lab Manuals
Lake
Phytoplankton
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Plate Count Method- Heterotrophic Bacteria
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Private Well Quality and Water Treatment (Well Water Quality and Private Treatment Systems - Iowa)
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Radionuclides in Drinking Water: A Small Entity Compliance Guide
Radionuclides
Alpha
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Reducing Radon in Drinking Water
Baseline Testing
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Radon
Sullivan County PA
Water Treatment
Require Certified Testing In Pennsylvania-Certified Laboratories by County (2010)
Citizen Science
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Reverse Osmosis Water Treatment Units
City Water
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River Hydrodynamics (A Guidebook for Application of Hydrogeomorphic Assessments to Riverine Wetlands)
Surface Water
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Road Salt I - Impact of Highway Runoff (Water Resource Investigation 99-4077) Specific Conductance
Citizen Science
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Sealing Leaks Anthracite Region Identifying and Sealing Water Loss Zones in the Anthracite Coal Region
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Environmental Education
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Stream Flow Geology COMPARISON OF METHODS FOR COMPUTING STREAMFLOW STATISTICS FOR PENNSYLVANIA STREAMS
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Turbidimeter 2100 P
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UV Disinfection- Tech Brief
Disinfection
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UV Irradiation - Tech Summary With Case Study
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Volunteer Water Quality Field Manual
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Wastewater Facilities Manual- A GUIDE FOR THE PREPARATION OFAPPLICATIONS, REPORTS AND PLANS (Pennsylvania)
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Water Rights (Access and Allocation of Water in Pennsylvania)
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Water Testing Information Private Well Wisconsin
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Water Treatment Residuals Management (Tech Brief)
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Well Abandonment Guidelines (Pennsylvania Guidelines)
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Well Construction Guide Materials and Techniques (Ohio)
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What do the Numbers Mean?
City Water
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Water Quality
What is Groundwater- OHIO?
Environmental Education
Groundwater
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Why Get Your Water Tested - PA Perspective
Water Quality
Water Quality Testing
Zooplankton (Sampling) Chapter 18: Sampling Zooplankton in Lakes
Lab Manuals
Lake
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Zooplankton
Zooplankton Manual -Standard Operating Procedure for Zooplankton Analysis
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