ENH 424 Study Guide - Midterm Guide: Nitrification, Distillation, Activated Carbon
2 Mar 2018
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170 covers sampling, testing, disinfection, reporting requirements for municipal drinking water systems enforced by moecc inspectors: mohltc oversees small drinking water systems (sdws) under ont. 319/08: designated facilities, provide drinking water to people more at risk to illness, must follow special requirements such as schools, health care facilities, restaurants, parks, campgrounds, se(cid:374)ior(cid:859)s fa(cid:272)ilities, (cid:374)urseries, u(cid:374)i(cid:448)ersities/(cid:272)olleges, e(cid:373)erge(cid:374)(cid:272)y shelters, sdws: ont. 10% of samples in a given period should be investigated: enteric viruses and protozoa, commonly associated with human waterborne illness, can survive for extended periods in water, high infectious, should be controlled using multi-barrier approach. 319/08 indicate (cid:1095)1 ntu at treatment plant: ao in ontario >5 ntu at point of consumption (invisible to naked eye, sources of chemicals in drinking water, naturally occurring, agricultural activities, human settlements, industrial activities, water treatment/distribution. Increased sodium intake (80mg/l of water: can be clogged by nuisance bacteria, must be disinfected.
