Marana, Tucson sue over water quality

As water utility officials in Marana and Tucson combat elevated chemical levels in the wells servicing their residential and commercial areas, the two municipalities have jointly filed a lawsuit against the five companies they deem responsible.The lawsuit seeks to collect reparations for the cost of “treating and removing contamination from public drinking water supply wells,” according to a press release.The Nov. 7 complaint was filed against 3M, Buckeye Fire Equipment, Chemguard,