Related Codes

The NPDES municipal stormwater permit contains two kinds of requirements that must be implemented through Snohomish County codes:

  • Prohibitions against discharging pollutants to water and requirements for pollution control measures at currently-developed sites are found in:
    • Snohomish County Code (SCC) Chapter 7.53, Water Pollution Control
  • Stormwater mitigation measures required for new development and redevelopment projects are found in:
    • Chapter 30.63A SCC - Drainage
    • Chapter 30.63B - Land Disturbing Activity
    • Chapter 30.63C - Low Impact Development