Local Discharge Limits

Expressed as daily maximum concentrations in mg/L.

WES Local Discharge Limits

  Service Area 1 Service Area 2
Arsenic 0.35 0.16
Cadmium 0.24 0.24
Chromium 2.77 2.77
Copper 3.38 3.84
Cyanide 1.20 1.20
Lead 1.36 0.81
Mercury 0.0035 0.0035
Nickel 3.35 2.45
Silver 0.43 0.56
Zinc 2.61 2.61
     
Total Toxic Organics 2.13 2.13
     
Oil & Grease (total) 100 100
Oil & Grease (polar) 300 300
Oil & Grease (non-polar) 100 100

Phone:503-742-4567
Fax:503-742-4565

150 Beavercreek Road #430, Oregon City, OR 97045

Office Hours:

Lobby open
Monday to Thursday
7:30 a.m. to 5 p.m.

Phone hours
Monday to Thursday
7:30 a.m. to 5:30 p.m.

Email:
Utility services
wescustomerservice@clackamas.us
Permit services
wes-permitservices@clackamas.us

Related Events
Board of County Commissioners, Water Environment Services, North Clackamas Parks and Recreation
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