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2. Grab Sample — A single sample collected from a wastestream without regard to <br />the flow in the wastestream and over a period of time not to exceed fifteen (15) <br />minutes and taken at a time representative of normal discharge. <br />3. Continuously — The permittee shall monitor the discharge flow continuously and <br />submit totalized daily flows with the Periodic Compliance Report (PCR). Each <br />PCR shall include all flow measurements for the entire monitoring period <br />covered in the report. This flow information shall be in addition to the flow <br />data collected during sampling which shall be measured from the start of the <br />sampling event to the end of the sampling event. <br />4. Daily monitoring frequency requires sampling to be conducted one (1) time in <br />each calendar day. (Report due on the 201h of the following month) <br />Weekly monitoring frequency requires sampling to be conducted one (1) time in <br />each calendar week (Sunday to Saturday). (Report due on the 20th of the following <br />month) <br />6. Monthly monitoring frequency requires sampling to be conducted a minimum of <br />one (1) time per calendar month. (Report due on the 20th of the following month) <br />7. Semiannual monitoring frequency requires sampling to be conducted a minimum <br />of one (1) time per semiannual period. (1st Semiannual Period: January to June <br />[Report due on the 201h of July]. 2nd Semiannual Period: July to December <br />[Report due on the 201h of January]) <br />Quarterly monitoring frequency requires sampling to be conducted a minimum <br />of one (1) time per calendar quarter. (1st Quarterly Period: January to March <br />[Report due on the 201h of April]. 2nd Quarterly Period: April to June [Report due <br />on the 20th of July]. 3rd Quarterly Period: July to September [Report due on the <br />201h of October]. 4th Quarterly Period: October to December [Report due on the <br />20th of January]) <br />9. The following conventional pollutants shall incur a surcharge in excess of the <br />stated limitations below, as stated in Section 17-23(b) of the City of South Bend's <br />Municipal Code. <br />Surcharge for ammonia (NH3-N) >25 mg/L <br />Surcharge for BOD5 >250 mg/L <br />Surcharge for phosphorus >10 mg/L <br />Surcharge for Total Suspended Solids (TSS) >250 mg/L <br />St. John-Mittelhauser & Associates Industrial Wastewater Discharge Permit page 4 of 38 <br />