HomeMy WebLinkAboutDERR-2024-007838Kennecott Permit
Jennifer Robinson
Environmental Engineer
(801) 5389449
¡ Summary of Outfalls
¡ How limits where developed for
each Outfall
¡ Summary of limits
¡ Summary of effluent data
Summary of Outfalls
¡ 002 receiving water C7 Ditch
¡ 004 receiving water I80 culvert to GSL
¡ 005 receiving water Jordan River
¡ 007 receiving water C7 Ditch
¡ 008 receiving water GSL
¡ 009 receiving water Pine Canyon Creek, Tooele
County
¡ 010 receiving water Butterfield Creek
¡ 011 receiving water RitterUtah Salt Lake Canals
¡ 012 receiving water GSL
¡ SW3 receiving water Little Valley Wash
¡ SW4 receiving water Pine Canyon Creek, Tooele
County
Stream Classification
¡ Class 2B Protected for secondary contact recreation such
as boating, wading, or similar uses.
¡ Class 3A Protected for cold water species of game fish and
other cold water aquatic life, including the necessary
aquatic organisms in their food chain.
¡ Class 3D Protected for waterfowl, shore birds and other
water oriented wildlife not included in Class 3A, 3B, or
3C, including the necessary aquatic organisms in their
food chain.
¡ Class 3E Severely habitatlimited waters. Narrative
standards will be applied to protect these waters for
aquatic wildlife.
¡ Class 4 Protected for agricultural uses including irrigation
of crops and stock watering.
¡ Class 5 The Great Salt Lake. Protected for primary and
secondary contact recreation, aquatic wildlife, and
mineral extraction.
Outfall 002 and 007
• Receiving Stream C7 Ditch
• Stream Classification Class
3E
• Cu, Pb, Ag, Cd and Mo 40
CFR 440.102 and 40 CFR
440.103
• pH Utah Secondary
Standards
• As, Zn and CN previous
permit
• Hg 40 CFR 440
• Se Interim limit US Army
Corps of Engineers 404
Permit
Outfall 004 and 008
• Receiving Stream I80
Culvert to GSL for Outfall
004
• Receiving Stream GSL for
Outfall 005
• Stream Classification Class 5
• Cu, Pb, Ag, Cd and Mo 40
CFR 440.102 and 40 CFR
440.103
• pH Utah Secondary
Standards
• As and Zn previous permit
• Hg 40 CFR 440
• Se Interim limit US Army
Corps of Engineers 404
Permit
Outfall 011
• Receiving Stream Ritter
Utah Salt Lake Canal
• Stream Classification
Class 5
• Cu and Zn 40 CFR
440.102 and 40 CFR
440.103
• pH Utah Secondary
Standards
• As and Se are based
upon ground water
permit
• Cd and Pb are BPJ
(best professional
judgment)
Outfall 012
• Receiving Stream Great
Salt Lake
• Stream Classification Class
3E
• Cu, Pb, Ag, Cd and Mo 40
CFR 440.102 and 40 CFR
440.103
• pH Utah Secondary
Standards
• As, Zn and CN previous
permit
• Hg 40 CFR 440
• Se Interim limit US Army
Corps of Engineers 404
Permit
Outfall 005
• Receiving Stream
Jordan River
• Stream Classification
Class 2B, 3A and 4
• Limits were
developed using
WLA, 40 CFR 440,
Utah Secondary
Standards and
previous permit
• Cd, Cu, Pb, Hg, Fe
and Se based on
new WLA
Outfall 009
• Receiving Stream Pine
Canyon Creek, Tooele
County
• Stream Classification
Class 2B and 3D
• Cu, Pb, Ag, Cd and Mo
40 CFR 440.102 and 40
CFR 440.103
• pH Utah Secondary
Standards
• As and Zn previous
permit
• Hg 40 CFR 440
• Se Interim limit US Army
Corps of Engineers 404
Permit
Outfall 010
• Receiving Stream
Butterfield Creek
• Stream
Classification Class
2B, 3D and 4
• Limits were
developed using
WLA, 40 CFR 440,
Utah Secondary
Standards and
previous permit