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Wastewater Operations
Pretreatment
Pretreatment
Related Documents
Application for Wastewater Discharge Permit (PDF)
Pretreatment Wastewater Survey Form (PDF)
Sewer Use Ordinance
City of Salem Sewer Code
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Local Limits
Mineral
Limit
Arsenic, Total
0.18 milligrams per liter (mg/L)
BTEX
5.0 mg/L
Cadmium, Total
0.03 mg/L
Chromium, Total
1.95 mg/L
Chromium VI
0.06 mg/L
Copper, Total
0.50 mg/L
Cyanide, Total
0.06 mg/L
Fluoride
12.0 mg/L
Lead, Total
0.3 mg/L
Mercury, Total
0.003 mg/L
Molybdenum, Total
1.0 mg/L
Nickel, Total
0.23 mg/L
Oil and Grease
200 mg/L
pH
greater than 5.0 and less than 12.5
Selenium, Total
0.02 mg/L
Silver, Total
0.32 mg/L
Temperature
65.6
o
C
TPH
200 mg/L
Zinc, Total
0.8 mg/L
Consent Order
Inflow & Infiltration
Sewer Backups & Overflows
Fats, Oils & Grease (FOG)
Pretreatment
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