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A series of questions and answers related to on-site sewage facilities (ossf) and their regulation, primarily focusing on the texas context. It covers topics such as the hydrologic cycle, groundwater and surface water, waterborne diseases, and the roles of various agencies and individuals in ossf regulation. The document also touches on the importance of water quality and the consequences of pollution, offering a concise overview suitable for individuals studying environmental science or preparing for related licensing exams. It serves as a study aid, presenting key concepts in a question-answer format to reinforce understanding and retention of critical information about ossf systems and their environmental impact. The content is structured to facilitate quick review and comprehension of essential ossf-related topics.
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In the hydrologic cycle, water moves by evaporation and transpiration into the - correct answer - Atmosphere evaporation where it comes in contact - correct answer - Ground Water - correct answer - The term refers to water that collects beneath the surface of the earth in porous, permeable, water-bearing geologic formations or aquifers. Surface water - correct answer - refers to water that is found above ground in containment areas, such as lakes, rivers, streams, creeks, and reservoirs. Water table aquifers are recharged by - correct answer - Local percolation sepage pits - correct answer - Rock-filled or lined pits dug at least 4 feet deep at the end of a septic tank absorption field system are called Cess pools - correct answer - Pits constructed in permeable soil with open-jointed material along the sides to the bottom of the pit that receive a direct discharge of raw wastewater are called How are waterborne diseases transmitted? - correct answer - Microorganisms (pathogens) that live in the intestine are passed in the feces and get into the water supply What are the three primary routes of contamination for pathogenic microorganisms and harmful chemicals from on-site sewage systems to our environment? - correct answer - Neighborhood pollution Groundwater contamination
Surface water pollution What problems are a result of neighborhood pollution? - correct answer - Diseases that can be spread by direct or indirect contact with the standing wastewater. Vectors, such as roaches and flies, that can also spread diseases after coming in contact with the wastewater. Unsightly and unpleasant living conditions that result from the standing wastewater and odors. Feuds and bad relationships between neighbors that can result from the wastewater problems. Property values drop and real estate transactions fall through. No one benefits and everyone suffers when neighborhoods are fouled by wastewater. Why is acceptable quality water vital? - correct answer - No resource in Texas or elsewhere is more valuable than water. Acceptable quality water is not only vital in sustaining human life, but is also vital in sustaining the natural environment and the economic life of Texas. Ground water that is obtained via a well can be used for - correct answer - Drinking, industrial, or agricultural Water table aquifer vs artesian - correct answer - Water table aquifer - direct contact with either soil or the intermediate belt Artesian aquifer - overlaid by a layer of impervious material that recieves little or no recharge throigh this confining layer Static water level - correct answer - Level at which water stands in a well Two categories of sources of pollutants in surface water - correct answer - Point source pollution Nonpoint source pollution
An official inspector of OSSF systems is a - correct answer - DR A local government with the authority to regulate septic systems is termed an - correct answer - Authori ced Agent A person legally constructing OSSF systems as a business is an and must be licensed by - correct answer - Installer, TCEQ Penalties for violating OSSF regulations fall under the following headings: - correct answer - Criminal Civil Administrative Installers must renew their registration (how often) - correct answer - 3 yrs A professional designer is either a with experience in the design of - correct answer - Professional Engineer, Registered sanitarian, onsite waste water systems