Sampling has found PAH levels substantially in excess of five ppb during recreational boating activity. Research demonstrates that chromosomal damage, reduced growth and high mortality rates of fish occur at extremely low levels of hydrocarbon pollution. Scientists believe that such pollution may bioaccumulate, degrading the surrounding environment. Mission Bay is already listed as an impaired water body under the Clean Water Act. This means we already don't meet the state's water quality standards after full implementation of the state's existing permits.
Mission Bay is already too polluted to support it's designated and existing uses.
And Clean Water Act regulations prohibit new water discharges that will cause or contribute to the violation of water quality standards. Two-stroke engines are so bad that jet ski manufacturers recently settled a lawsuit brought by several California environmental groups. The settlement includes phasing out sales of two-stroke marine engines in the State of California. I want to know why this industry doesn't step up and clean up its act. They have the tools, the technology and the money.