MDU (NYSE: MDU) Subsidiary Cascade Natural Gas
MDU (NYSE: MDU) Coal Tar Class I Carcinogen leaching into Puget Sound
Read this news paper article: The cost to clean MDU's mess up is $200 million. This is what it cost Washington Natural Gas to clean up Gas Works Park and Tacoma Tar pits (each) and they are similar to MDU's problem. MDU Resources has not allocated the clean up costs on it's or it's subsidiaries ...