In addition, all point sources were required to comply with any more stringent limitations established pursuant to state or federal law, or pursuant to section 302 in order to achieve ambient water quality standards.

• 另外，为了达到环境水质标准，要求所有特定污染源遵守依据州和联邦法律、或者依据经第302条而设置的更加严厉的限制。