Below is EPA's proposed National Pollutant Discharge Elimination System (NPDES) municipal separate storm sewer system (MS4) permit and supporting documents for the East Side Highway District, Lakes Highway District, and Post Falls Highway District in Kootenai County, Idaho.
- Permit number: IDS028207
- Effective date: October 1, 2020
- Permit expires: September 30, 2025
This permit consolidated prior MS4 permits issued individually to Lakes Highway District MS4 and Post Falls Highway District MS4.
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NPDES Permit, North Idaho Highway Districts MS4s, #IDS028207 (PDF)(66 pp, 695 K,
May 11, 2020)
Final stormwater permit for East Side, Lakes, and Post Falls Highway Districts.
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NPDES Permit Fact Sheet, North Idaho Highway Districts MS4s, #IDS028207 (PDF)(68 pp, 978 K,
October 2018)
Technical basis for NPDES permit.
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Appendix B1: Stormwater Management Program Template, #IDS028207 (PDF)(25 pp, 982 K)
Optional template for creating or revising Stormwater Management Program (SWMP) document.
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Appendix B2: Annual Report Form, #IDS028207 (PDF)(23 pp, 946 K)
Format for annual report. Due no later than December 1.