EXH0524023559

PCHBPollution Control Hearings Board of the State of Washington

RE: SEPA DNS, SeaTac Aircraft Hydrant Fueling System Dear Mr. McCraney, Please accept this request on behalf of the Airport Communities Coalition for: 1) coordination of effort between the MTCA Agreed Order hydrology study, and 2) additional environmental analyses in connection with the aircraft fueling system. Water Resources Consulting LLC has been engaged by the Airport Communities Coalition (ACC) to articulate its interests in the areas of surface and groundwater hydrology. The ACC itself represents several communities who are dependent on groundwater for their public water supplies in the area near SeaTac Airport. These communities also have highly valued streams and their associated riparian and wetland environments. They regard these resources as potentially affected by the Port's fuel hydrant construction project. These comments are not an objection to the project itself, as it has the potential to bring about certain environmental advantages. However, the Port has the cart before the horse in terms of the relationship of the project to the Agreed Order under the Model Toxics Control Act. The Port is involved in a large state-supported effort to assess the degree of accumulated contamination fi'om spills in the old fuel system. This project has the potential to confound the Agreed Order work, and aggravate existing contamination problems. The construction of the fuel system should be delayed until the Agreed Order hydrologic study can be completed. The Port needs to make an environmental full disclosure on this project, as the Declaration of Nonsignificance contains very little specific information of any…
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