A chemical spill of arsenic trioxide was found in the Xinqiang river on Friday in Yueyang county in Hunan province. (Xinhua 9/10, SCMP 9/11). The water supply for 80,000 people was contaminated by leakage from a waste water pool of a chemical plant 50 km upstream, according to Xinhua. Arsenic levels are 10 times normal. Dongting lake, about 20 km from the polluted river, may be threatened by the spill. The lake is China’s second largest and a major water supply for Hunan province.