Difference between revisions of "2020 MS4 General Permit Section 3 Authorized Non-Stormwater Discharges"
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<big>'''Authorized Non-Stormwater Discharges'''. [[https://www.revisor.mn.gov/rules/7090/ Minn. R. 7090]]</big> | <big>'''Authorized Non-Stormwater Discharges'''. [[https://www.revisor.mn.gov/rules/7090/ Minn. R. 7090]]</big> | ||
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| − | <big>The following categories of <span title="Any discharge not composed entirely of stormwater.">'''non-stormwater discharges'''</span> or flows are authorized under the [https://www.pca.state.mn.us/sites/default/files/wq-strm4-94.pdf General Permit] to enter the permittee's small [https://stormwater.pca.state.mn.us/index.php?title=What_is_a_municipal_separate_storm_sewer_system_(MS4)%3F MS4] only if the permittee does not identify them as significant contributors of pollutants (i.e., illicit discharges), in which case the discharges or flows must be addressed in the permittee's Stormwater Pollution Prevention Program | + | <big>The following categories of <span title="Any discharge not composed entirely of stormwater.">'''non-stormwater discharges'''</span> or flows are authorized under the [https://www.pca.state.mn.us/sites/default/files/wq-strm4-94.pdf General Permit] to enter the permittee's small [https://stormwater.pca.state.mn.us/index.php?title=What_is_a_municipal_separate_storm_sewer_system_(MS4)%3F MS4] only if the permittee does not identify them as significant contributors of pollutants (i.e., illicit discharges), in which case the discharges or flows must be addressed in the permittee's <span title="A comprehensive program developed by the permittee to manage and reduce the discharge of pollutants in stormwater to and from the small MS4.">'''Stormwater Pollution Prevention Program'''</span> (SWPPP): water line flushing, landscape irrigation, diverted stream flows, rising groundwaters, uncontaminated groundwater infiltration (as defined at [https://www.ecfr.gov/cgi-bin/text-idx?node=se40.1.35_12005&rgn=div8 40 CFR 35.2005(b)(20)]), uncontaminated pumped groundwater, discharges from potable water sources, foundation drains, air conditioning condensation, irrigation water, springs, water from crawl space pumps, footing drains, lawn watering, individual residential car washing, flows from riparian habitats and wetlands, dechlorinated swimming pool discharges, street wash water, and discharges or flows from firefighting activities. [[https://www.revisor.mn.gov/rules/7090/ Minn. R. 7090]]</big> |
Revision as of 14:56, 4 March 2021
Section 3 Authorized Non-Stormwater Discharges
3.1
Authorized Non-Stormwater Discharges. [Minn. R. 7090]
3.2
The following categories of non-stormwater discharges or flows are authorized under the General Permit to enter the permittee's small MS4 only if the permittee does not identify them as significant contributors of pollutants (i.e., illicit discharges), in which case the discharges or flows must be addressed in the permittee's Stormwater Pollution Prevention Program (SWPPP): water line flushing, landscape irrigation, diverted stream flows, rising groundwaters, uncontaminated groundwater infiltration (as defined at 40 CFR 35.2005(b)(20)), uncontaminated pumped groundwater, discharges from potable water sources, foundation drains, air conditioning condensation, irrigation water, springs, water from crawl space pumps, footing drains, lawn watering, individual residential car washing, flows from riparian habitats and wetlands, dechlorinated swimming pool discharges, street wash water, and discharges or flows from firefighting activities. [Minn. R. 7090]