Surface Water Ecological Benchmarks

A number of different benchmarks are available for surface water. These include:

   Canadian WQG

   EC20 Daphnids

   EC20 Fish

   EC25 Bass Population

   EC20 Sensitive Species

   EPA Region 4- Acute

   EPA Region 4- Chronic

   EPA Region 5 ESLs - SW

   LCV Aquatic Plants

   LCV Daphnids

   LCV Fish

   LCV Non-Daphnid Inverts

   NAWQC- Acute

   NAWQC- Chronic

   Tier II SAV

   Tier II SCV