Herbicide restrictions Herbicide or Fish Timing Restrictions/ Treatment Limitations Other Specific Restrictions Algaecide Windows1* Advisories 2* 2,4-D (amine) Yes Swimming advisory during Not applicable Not applicable treatment,and 24-hour post-treatment(in the treatment area) 2,4-D See Other Swimming restriction during Not applicable Ester formulation is not allowed in areas (ester) Specific treatment,and 24-hour supporting threatened or endangered Restrict post-treatment(in the salmon runs. ions treatment area) Diquat Yes Swimming advisory during Do not treat emergent vegetation or Not applicable treatment,and 24-hour algac. post-treatment(in the Do not pour Diquat directly from treatment area) container. Endothall Yes Swimming advisory during Do not apply within 400 ft of an Not applicable (Aquathol treatment,and 24-hour outlet stream if there is an M post-treatment(in the outflow treatment area) Fluridone No No May not be applied directly to the Not applicable entire littoral zone of a water body more than once per permit cycle. Glyphosate 名 No Not applicable Not applicable Imazapyr No No Not applicable Not applicable Triclopyr TEA No Swimming advisory during Aerial applications are not allowed. Not applicable treatment,and 12-hour (see Appendix C). post-treatment (in the treatment area) Herbicide or Algaecide Fish Timing Windows1* Restrictions/ Advisories 2* Treatment Limitations Other Specific Restrictions Herbicide restrictions g 2, 4 – D (amine) Yes Swimming advisory during treatment, and 24-hour post-treatment (in the treatment area) Not applicable Not applicable 2, 4 – D See Other Swimming restriction during Not applicable Ester formulation is not allowed in areas (ester) See Other Specific Restrict ions Swimming restriction during treatment, and 24-hour post-treatment (in the treatment area) Not applicable Ester formulation is not allowed in areas supporting threatened or endangered salmon runs. Diquat Yes Swimming advisory during treatment, and 24-hour Do not treat emergent vegetation or algae. Not applicable post-treatment (in the treatment area) Do not pour Diquat directly from container. Endothall (Aquathol ™) Yes Swimming advisory during treatment, and 24-hour post-treatment (in the ) Do not apply within 400 ft of an outlet stream if there is an outflow. Not applicable treatment area) Fluridone No No May not be applied directly to the entire littoral zone of a water body more than once per permit cycle. Not applicable Glyphosate No No Not applicable Not applicable Imazapyr No No Not applicable Not applicable Triclopyr TEA No Swimming advisory during treatment, and 12-hour post-treatment (in the Aerial applications are not allowed. (see Appendix C). Not applicable post treatment (in the treatment area)