Double Branch WWTP
Discharge Monitoring Report, June 2004

Parameter Permit Requirement Plant Measurement
Dissolved Oxygen (DO) 6.0 mg/l daily minimum 6.4 mg/l
5-day BOD, Raw Report, weekly average 200 mg/l
  Report, monthly average 168 mg/l
5-day BOD, Effluent 36.0 mg/l max weekly average 6.0 mg/l
  24.0 mg/l max monthly average 4.0 mg/l
pH, Effluent 6.0 SU daily minimum 7.0 SU
  9.0 SU daily maximum 7.8 SU
Total Suspended Solids, Raw Report, weekly average 321 mg/l
  Report, monthly average 265 mg/l
Total Suspended Solids, Effluent 45.0 mg/l weekly average 203.0 mg/l
  30.0 mg/l monthly average 49.0 mg/l
Ammonia, Effluent 2.4 mg/l weekly average 0.300 mg/l
   1.6 mg/l monthly average 0.250 mg/l
Total Flow Report, monthly average MGD 0.764 MGD
  Report, weekly average MGD 0.994 MGD
Fecal Coliform Count, Effluent 2000 col./100 ml daily maximum 180 col./100 ml
  200 col./100 ml monthly average 84 col./100 ml
5-day BOD percent Removal 85% monthly average 98%
Total Suspended Solids Removal 85% monthly average 82%

Comments and Explanations of Violations

1) TSS Effluent limits were exceeded on 01-02 Jun, and 28-29 Jun due to heavy rains.
2) TSS Removal limit exceeded due to the effects of the above.

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