Dosing House and Gatehouse 5 at Reservoir 5, one of three open reservoirs at Mount Tabor Park and of five total in Portland. The 3 open reservoirs in Mount Tabor Park, with their ancillary structures, were placed in the National Register of Historic Places on January 15, 2004. Environmental Protection Agency (EPA) regulation: Long Term 2 Enhanced Surface Water Treatment Rule, referred to as the LT2 rule imposes new requirements that open water reservoirs be covered, buried or additionally...
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Dosing House and Gatehouse 5 at Reservoir 5, one of three open reservoirs at Mount Tabor Park and of five total in Portland. The 3 open reservoirs in Mount Tabor Park, with their ancillary structures, were placed in the National Register of Historic Places on January 15, 2004. Environmental Protection Agency (EPA) regulation: Long Term 2 Enhanced Surface Water Treatment Rule, referred to as the LT2 rule imposes new requirements that open water reservoirs be covered, buried or additionally treated. This applies to Portland's five open reservoirs and to the unfiltered Bull Run source supplying them.
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