H2O'C Engineering

Library

The contents of the H2O'C Engineering Library by John T. and Tom O'Connor is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License.

H2O'C Projects 1 H2O'C projects (Slide Show - 7 MB)  

H2O'C Projects 2 more H2O'C projects (Slide Show - 7.3 MB)

Energy Conservation - Residential Electricity (2010, Slide Show - 7.6 MB)

Household Electric Energy Usage

 

Source Water Protection

Source Water Protection 2010 (8MB pdf)

 

 

Pit Happens: Copper Corrosion in Household Plumbing

corrosion illustrationPit Happens   (Slide Show - 4 MB)

 

Pit Happens-Part One (pdf - 5 MB)

 

Pit Happens-Part Two (pdf - 1 MB)


 

Water Quality Deterioration During Distribution

Water Quality illustrationPart 1: Recognition of the Role of Microorganisms

 

Part 2: Microbial Process in Distribution Mains

 

Part 3: Microbiologically-Mediated Deterioration in Groundwater Supplies

 

Part 4: Microbiologically-Mediated Deterioration in Surface Water Supplies

 

 

Water Quality Deterioration During Distribution

TOC and THM of 101 Missouri Drinking Water Supplies: A 1980 and 1989 Comparison

lagoon illustrationTOC of Missouri Drinking Water Supplies

Images

    TOC-Northern-MO.jpg 

    THM-Northern-MO.jpg 

    Metals,-Northern-MO.jpg 

 

    TOC-Southern-MO.jpg  

    TTHM-Southern-MO.jpg 

    CaMgNa-SouthMo.jpg

Willmar, Minnesota - Copper Corrosion, Chloramine, and the Effect of Nitrification

copper corrosion illustration

Part 1. Search for Alternatives

 
Part 2. Nitrification


Part 3. Pilot Studies

DBP Control - Little Rock, Arkansas

filter illustrationControl of Microbial Quality, ASCE Natl. Conf. on Envir. Engr., 1994


Treatment Plant Evaluations and Pilot Plant Studies at Little Rock, 1996 





Zinc in Natural Waters

  stream sampling illustrationEvaluation of Procedures for the Determination of Zinc, AWWA, 1963

 

  Zinc Concentrations in Rivers of the Chesapeake Bay, AWWA,1964

 

  Soluble-Adsorbed Zinc Equilibrium in Natural Waters, AWWA, 1964

 

Field Disinfection of Canteen Waters - Globaline, Halazone

  Small Quantity Field Disinfection, AWWA, 1970

 

Water Conservation - The Conservative Approach to Energy Resources Development

  Energy Issues and Perspectives, University of Missouri-Columbia, Nov. 3, 1975

 

O'Commentary

The Value of Life

Top Ten Things Real Americans Enjoyed Most about U.S. Television Reporting of the War of Liberation of Iraq
Inside the Box - The Metamorphosis of Americans into Hot House Plants