˗ˏˋ chapter 22 ˎˊ˗ Flashcards
primary federal law in the US governing water pollution
Clean Water Act
water & air pollution from diffuse sources. affects a water body from sources like polluted runoff from agricultural areas draining into a river, or wind-borne debris blowing out to sea
nonpoint-source pollution
water pollution that comes from a single, discrete place, typically a pipe
point-source pollution
principal federal law in the US intended to ensure safe drinking water for the public
Safe Drinking Water Act
of the 42 outbreaks documented in the 2-year period between 2013-2014, about half of the outbreaks and all of the deaths were caused by which bacteria?
legionella
TRUE OR FALSE:
private wells aren’t regulated under the Safe Drinking Water Act
true
TRUE OR FALSE:
chlorine, the most common disinfectant, reacts with organic matter to form byproducts that, some evidence shows, may be carcinogenic
true
TRUE OR FALSE:
degradation of drinking water quality in NYC was first noticed in the 1990s
false
TRUE OR FALSE:
NY has worked to improve its drinking water quality by purchasing land near its reservoirs & limiting uses of that land
true
TRUE OR FALSE:
cost of filtration plants for the drinking water supplied to cities like NYC can reach into the billions
true
TRUE OR FALSE:
although water covers 71% of the earth’s surface, less than 1% of the total amount consists of fresh water that is potentially suitable for drinking
true
TRUE OR FALSE:
much of the fresh water on Earth is locked up in the form of glaciers
true
TRUE OR FALSE:
access to sufficient fresh water is becoming a more important political issue both inside & outside the US
true
(blank) is believed to have been the source of the Milwaukee cryptosporidiosis outbreak
agricultural runoff
(blank) in water indicates the presence of suspended particles, a failure of the sedimentation & filtration steps.
turbidity
ADHD is more common in children with significant exposure to (blank)
lead
lead pipes could no longer be used in plumbing systems constructed in the US after (blank)
1986
problems in the water supply for Flint, Michigan, 1st became obvious when the drinking water began to be drawn from the (blank)
Flint River
The (blank) is a partly voluntary program in CA designed to improve the quality of drinking water
Safe & Affordable Drinking Water Fund
