Water Tests in Sangerville 

State environmental officials will be in Sangerville Thursday.They’re there to take groundwater samples from wells in a gravel pit where an experimental sludge-spreading operation was carried out more than a decade ago.It comes in response to health concerns from some residents of East Sangerville.Memory problems and muscle disorders are just some symptoms they fear may be linked to groundwater contamination.The Department of Environmental Protection says the samples will be tested for heavy metals.