Double Branch WWTP
Discharge Monitoring Report, February 2004

Parameter Permit Requirement Plant Measurement
Dissolved Oxygen (DO) 6.0 mg/l daily minimum 7.0 mg/l
5-day BOD, Raw Report, weekly average 219 mg/l
  Report, monthly average 199 mg/l
5-day BOD, Effluent 36.0 mg/l max weekly average 8.0 mg/l
  24.0 mg/l max monthly average 5.0 mg/l
pH, Effluent 6.0 SU daily minimum 7.8 SU
  9.0 SU daily maximum 7.9 SU
Total Suspended Solids, Raw Report, weekly average 411 mg/l
  Report, monthly average 297 mg/l
Total Suspended Solids, Effluent 45.0 mg/l weekly average 85 mg/l
  30.0 mg/l monthly average 31 mg/l
Ammonia, Effluent 7.3 mg/l weekly average 0.250 mg/l
   4.9 mg/l monthly average 0.300 mg/l
Total Flow Report, monthly average MGD 0.993 MGD
  Report, weekly average MGD 1.204 MGD
Fecal Coliform Count, Effluent 2000 col./100 ml daily maximum 38 col./100 ml
  1000 col./100 ml monthly average 120 col./100 ml
5-day BOD percent Removal 85% monthly average 99%
Total Suspended Solids Removal 85% monthly average 89%

Comments and Explanations of Violations

TSS limits exceeded 4 days (11 Feb, 23-25 Feb) due to heavy rains.

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