Discharge Limitations

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Field's Point WWTF

PARAMETER LIMITATION (MAX)
Total Toxic Organics 2.13
Biochemical Oxygen Demand (BOD) 300
Total Suspended Solids (TSS) 300
Total Oil & Grease (fats, oils & grease) 125
Total Nitrogen 115***
Ammonia 50***
pH range (at all times) 5.0 - 11.0 s.u.
Arsenic (Total) 0.02*
Cadmium (Total) 0.11
Chromium (Total) 2.77
Copper (Total) 1.20
Cyanide (Total) 0.58**
Lead (total) 0.60
Mercury (Total) 0.005
Nickel (Total) 1.62
Silver (Total) 0.43
Zinc (Total) 2.61

 

INDUSTRIAL USER CATEGORY PARAMETER(S) LIMITATION (LBS/1000 GAL)
14 BOD & TSS 5
23, 29 BOD & TSS 20
25,28,34,36 BOD & TSS 10
33 BOD & TSS 75
33 Total Nitrogen 10***
33 Ammonia 2***

 

Bucklin Point WWTF

PARAMETER LIMITATION (MAX)
Total Toxic Organics 2.13
Biochemical Oxygen Demand (BOD) 300
Total Suspended Solids (TSS) 300
Total Oil & Grease (fats, oils & grease) 125
Total Nitrogen 115***
Ammonia 50***
pH range (at all times) 5.0 - 11.0 s.u.
Arsenic (Total) 0.03
Cadmium (Total) 0.11
Chromium (Total) 2.77
Copper (Total) 1.20
Cyanide (Total) 0.50**
Lead (total) 0.69
Mercury (Total) 0.06
Nickel (Total) 1.62**
Silver (Total) 0.40
Zinc (Total) 1.67

 

INDUSTRIAL USER CATEGORY PARAMETER(S) LIMITATION (LBS/1000 GAL)
14 BOD & TSS 5
23,29 BOD & TSS 20
25,28,34,36 BOD & TSS 10
32 BOD 570
32 TSS 10
33 BOD & TSS 75
33 Total Nitrogen 10***
33 Ammonia 2***

 

INDUSTRIAL USER CATEGORY PARAMETER(S) LIMITATION (LBS/DAY)
32 Total Nitrogen 300***
32 Ammonia 300***

For a downloadable version of NBC's discharge limitations, click here.

* The Arsenic Limitation in Field's Point applies to all Industrial Users except the landfill which must meet 0.4 mg/l.

** The Cyanide Limitations for each district apply only to Industrial Users in categories 11 and 15. All other users in both districts must meet 0.4 mg/l. The Nickel Limitation for Bucklin Point only applies to Industrial Users in categories 11 and 15. All other users in Bucklin Point must meet 0.5 mg/l for nickel.

*** Total Nitrogen and Ammonia Limitations in both districts are seasonal from May 1 though October 31.