5900 36TH AVE W SEPA 015 - 034 - SOUNDVIEW BUSINESS CAMPUS - VERITAS Land Use Decision Documents 2025-04-22

vii. How the compensatory mitigation site will be legally protected for the long term. Refer to Wetland Mitigation in Washington State — Part 2: Developing Mitigation Plans (Ecology Publication #06-06-01 lb) for guidance on developing mitigation plans. Ecology encourages the use of alternative mitigation approaches, including advance mitigation and other programmatic approaches such as mitigation banks and programmatic mitigation areas at the local level. If you are interested in proposing use of an alternative mitigation approach, consult with the appropriate Ecology regional staff person. (see http://www.ecy.wa.gov/programs/sea/wetlands/contacts.htm) Information on the state wetland mitigation banking program is available on Ecology's website: http://Nvww,ecy.wa.gov/programs/sea/wetlands/initi gation/bankiiig/index.litml 6. Temporary Fills. Individual 401 review is required for any project or activity with temporary fill in wetlands or other waters of the State for more than 90 days, unless the applicant has received written approval from Ecology. Note: This State General Condition does not apply to projects or activities authorized under NWP 33, Temporary Construction, Access, and Dewatering 7. Stormwater discharge pollution prevention: All projects that involve land disturbance or impervious surfaces must implement prevention or control measures to avoid discharge of pollutants in stonnwater runoff to waters of the state. For land disturbances during construction, the permittee must obtain and implement permits where required and follow Ecology's current stormwater manual Note: Stormwater permit information is available at Ecology's Water Quality website: http;//tii,wtiv.ecy.lva.gov/pr•vgrarns/wq/.stornrivater/index.htn11. Ecology's Stormwater Management and Design Manuals are available at: http;//tivwtiv.ecy.ivcr.gov/progrcxrrrs/ivq/stornr�vuter/mamicipal/StrtrrwtrMar�.htnzl. Information is also available by contacting Ecology's Federal Permit staff. 8. State Certification for PCNs not receiving 45-day response. In the event the U.S. Army Corps of Engineers does not respond to a complete pre -construction notification within 45 days, the applicant must contact Ecology for Individual 401 review. F. STATE 401 CERTIFICATION SPECIFIC CONDITIONS FOR THIS NWP: Permittee must meet Ecology 401 General Conditions. Certified subject to the following condition: Individual 401 review is required for projects or activities authorized under this NWP if: 1. The project or activity affects l/a acre or more of wetlands. G. EPA 401 CERTIFICATION GENERAL CONDITIONS: A. Any activities in the following types of wetlands and waters of the United States will need to apply for an individual 401 certification: Mature forested wetlands, bogs, bog -like wetlands, wetlands in dunal systems along the Washington coast, coastal lagoons, vernal pools, aspen -dominated wetlands, alkali wetlands, camas prairie wetlands, estuarine wetlands, including salt marshes, and marine waters with eelgrass or kelp beds. 17