The interim TTHM standard applies to community water systems using surface water and/or ground water serving at least 10,000 people that add a disinfectant to the drinking water during any part of the treatment process.
(The interim TTHM standard; applies; to community water systems) (community water systems; using; surface water and/or ground water serving at least 10,000 people) (at least 10,000 people; add; a disinfectant; to the drinking water; T:during any part of the treatment process)
The interim TTHM standard community water systems at least 10,000 people
applies using add
to community water systems
surface water and/or ground water serving at least 10,000 people
a disinfectant to the drinking water T:during any part of the treatment process