WTOP: Elevated lead levels found in water at 12 of 21 Montgomery Co. schools tested so far

WASHINGTON — More than half the Montgomery County schools tested so far have shown elevated levels of lead in their drinking water.

The district has released results from the first batch of tests of the 205 schools in the county, and so far 12 of the first 21 schools tested have been shown to have lead levels higher than the 20 parts per billion mandated by the Environmental Protection Agency.

Eight of the 12 offending schools are elementary schools: Gaithersburg, New Hampshire Estates, Pine Crest, Rock View, Rolling Terrace, Strathmore, Summit Hall and Viers Mill. Other schools found to have high lead levels so far are Eastern Parkland and Sligo middle schools, and Northwood High School...

...Neighboring school districts have more stringent standards. Prince George’s County set its lead standard at 10 parts per billion; in D.C. schools the standard is 5 parts per billion...

https://wtop.com/montgomery-county/2018/03/elevated-lead-levels-found-water-12-21-montgomery-co-schools-tested-far/