Already Passed 2026/2027!!
The primary threat from malfunctioning OSSF systems is -
ANSWER-water born disease
Wastewater disposal and OSSF systems are regulated in
order to protect - ANSWER-Public health and environment
A ______ is a disease-causing microorganism - ANSWER-
Pathogen
,A groundwater chemical contaminant that can result from
septic tanks and leachfields is which can cause_____in
infants - ANSWER-Nitrates and methoemoglobinmia
Statewide regulation of OSSF began in - ANSWER-1989
Sept
The state agency responsible for regulating OSSF is -
ANSWER-TECQ
The desired method or level of OSSF regulation in Texas
is _______regulation - ANSWER-Local
,pH measures whether wastewater is ______\or_________
- ANSWER-Acidity Basicity
List six diseases that might be transmitted by inadequately
treated sewage . - ANSWER-Typhoid Paratyphoid Polio
meningitis Hepatitis Cholera
Identify the following terms TSS DO BOD - ANSWER-Total
Suspended solids
Dissolved Oxygen
Biochemical oxygen demand
Identify the most common chemical elements of sewage -
ANSWER-Solids
, Gases
Fats and greases
DO
BOD
PH
What is the criteria that can be used to determine if a
subsurface OSSF system is functioning properly ? -
ANSWER-The Plumbing system must drain
No Water is surfacing or pooling above ground
There are no odors
The waste water must receive nearly complete treatment