OSSF Installer 1 Exam Questions With Correct Answers (2026)

1|Page




OSSF Installer 1 Exam Questions With
Correct Answers (2026)


In the hydrologic cycle, water moves by evaporation and transpiration into the -
M M M M M M M M M M M M




Mcorrect-answer-Atmosphere




evaporation where it comes in contact - correct-answer-
M M M M M M M




Ground Water - correct-answer-The term refers to water that collects beneath the
M M M M M M M M M M M




surface of the earth in porous, permeable, water-bearing geologic formations or
M M M M M M M M M M M




aquifers.
M




In America, laws can be successfully enforced only when the majority of citizens
M M M M M M M M M M M M




Mvoluntarily comply. - correct-answer-True
M M M




Homeowners should be educated the need for and importance of maintaining
M M M M M M M M M M




their OSSF system. - correct-answer-True
M M M M M

, 2|Page




On-site sewage facilities (OSSF) have been regulated statewide since - correct-
M M M M M M M M M M




answer-Sept I 1989
M M M




The state agency responsible for regulating OSSF systems is - correct-answer-TCEQ
M M M M M M M M M M




The first regulation of OSSF systems in Texas was done by - correct-answer-local
M M M M M M M M M M M M




government
M




The intent of the HB1875 law is that most of the regulation of OSSF systems be
M M M M M M M M M M M M M M M




done by government. - correct-answer-Local government
M M M M M M




An official inspector of OSSF systems is a - correct-answer-DR
M M M M M M M M M




A local government with the authority to regulate septic systems is termed an -
M M M M M M M M M M M M M




correct-answer-Authori ced Agent
M M M