PDFWAC 173-700-313

Wetland credit conversion rates.

The ranges for establishing conversion rates for wetland areas are as follows:
If the mitigation activity is:
The conversion rate can range from:
Area of activity: Credit
Reestablishment
1:1 to 2:1
Creation (establishment)
1:1 to 2:1
Rehabilitation of altered processes
2:1 to 3:1
Enhancement of wetland structure
3:1 to 5:1
Preservation: In combination with reestablishment, creation, rehabilitation, or enhancement of wetlands
5:1 to 10:1
Preservation: Alone
Case-by-case
[Statutory Authority: Chapter 90.84 RCW. WSR 09-19-013 (Order 04-13), § 173-700-313, filed 9/3/09, effective 10/4/09.]