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Now showing items 21-28 of 28
On-Site Wastewater Treatment Systems: Constructed Wetlands (Spanish)
(2002-04-18)
A constructed wetland system for domestic wastewater treatment is designed to mimic the natural wetland treatment process of Mother Nature. This publication explains the treatment, design, operation and maintenance of ...
On-Site Wastewater Treatment Systems: Trickling Filter (Spanish)
(2002-04-18)
A trickling filter is a bed of gravel or plastic media over which pretreated wastewater is sprayed. This publication explains how trickling filters treat wastewater and gives tips on how to maintain them.
On-Site Wastewater Treatment Systems: Selecting and Permitting (Spanish)
(2005-04-30)
This publication explains how to select and obtain a permit for an on-site wastewater treatment system in Texas.
Drinking Water Problems: Perchlorate
(2005-11-18)
Perchlorate is a potential contaminate of well water that can have harmful effects on human health. Methods of removing perchlorate from water are described and illustrated. There is information to help well owners select ...
Drinking Water Problems: Copper (Spanish)
(2006-01-25)
High levels of copper in drinking water can cause health problems. This publication explains the effects of copper in water and methods of removing it. 4 pp.
Drinking Water Problems: Copper
(2006-01-25)
High levels of copper in drinking water can cause health problems. This publication explains the effects of copper in water and methods of removing it. 4 pp.
Drinking Water Problems: Arsenic
(2005-12-02)
High levels of arsenic in drinking water can poison and even kill people. This publication explains the symptoms of arsenic poisoning and common treatment methods for removing arsenic from your water supply.
Drinking Water Problems: Nitrates
(2008-03-28)
High levels of nitrates in drinking water can be harmful for very young infants and susceptible adults. This publication explains how people are exposed to nitrates, what health effects are caused by them in drinking water ...