由于受污染的市政供水可能引发贾第鞭毛虫病，自 4 月起，哈弗尔市建议 3,000 名蒙大拿州居民将水烧开。 3,000 Montanans in Havre advised to boil water since April due to possible giardiasis from contaminated municipal supply.

自四月份以来，由于发生三起贾第虫病病例，哈弗尔数千名蒙大拿州居民被建议将饮用水煮沸，当地卫生部门怀疑市政供水是贾第虫病的源头。 Thousands of Montanans in Havre have been advised to boil their water since April due to three cases of giardiasis, with the local health department suspecting the municipal water supply to be the source. 该镇的水处理厂从米尔克河引水，而米尔克河以污染危害而闻名。 The town's water treatment plant draws water from the Milk River, known for contamination hazards. 州和联邦官员正在进行大规模检查，以确定与摄入粪便有关的疾病的来源。 State and federal officials are conducting a massive inspection to identify the source of the disease, which is connected to ingesting fecal matter.