On-site sewage disposal systems are used in rural areas where houses are spaced so far apart that a sewer system would be too expensive to install, or in areas around cities where the city government has not yet provided sewers to which the homes can connect.
AFFECT is a verb, and means to influence or change.. EFFECT is a noun, and means the result, consequence, or change that is made. The two words are often confused, even moreso because effect can be a verb, rarely but noticeably used, specifically with the word change. If the word is used as an action, you will almost always use affect.
affect, impact, bear upon, bear on, touch on, touch (verb) have an effect upon Will the new rules affect me? affect (verb) act physically on; have an effect upon the medicine affects my heart rate involve, affect, regard (verb) connect closely and often incriminatingly This new ruling affects your business feign, sham, pretend, affect, dissemble (verb)