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CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> TIME SCHEDULE ORDER NO. R5 2005 <br /> REQUIRING <br /> U.S. DEPARTMENT OF DEFENSE <br /> DEFENSE LOGISTICS AGENCY <br /> DEFENSE DISTRIBUTION DEPOT SAN JOAQUIN To <br /> SHARPE GROUNDWATER REMEDIATION SYSTEM I LA <br /> SAN JOAQUIN COUNTY I FA <br /> TO COMPLY WITH REQUIREMENTS PRESCRIBED IN ORDER NO. R5-2002-213 <br /> (NPDES PERMIT NO. CA0081931) <br /> The California Regional Water Quality Control Board, Central Valley Region, (hereafter Regional Board) <br /> finds that: <br /> 1. On 6 December 2002, the Regional Board adopted Waste Discharge Requirements (WDRs) Order <br /> No. R5-2005-213,prescribing waste discharge requirements for the United States Department of <br /> Defense,Defense Logistics Agency, Defense Distribution Depot San Joaquin Groundwater <br /> Treatment System in San Joaquin County(hereafter Discharger). <br /> 2. Waste Discharge Requirements (WDRs), Order No. R5-2005-213, contains Effluent Limitation <br /> No. B.5. which reads as follows: <br /> B. Effluent Limitations: <br /> 1. Effluent shall not exceed the following limits: <br /> Daily Weekly 30 Day Monthly 12 Month <br /> Constituents Units Maximum Average Median Average Average +, <br /> Total Volatile Organic µg/L(ppb) 1.0 <0.5 <br /> Compounds lbs/day 0.016' 0.008' <br /> Total Petroleum µg/L(ppb) 100 <50 --- <br /> Hydrocarbons lbs/day 1.6' 0.8' - -- <br /> Arsenic(Total) pg/L(ppb) 502 402 105 <br /> lbs/day 0.81.2 0.631.2 0.16j5 <br /> Lead(Total) µg/L(ppb) 3.23 <br /> lbs/day 0.0511' <br /> Mercury lbs/yr --- -- - 0.042" <br /> TP <br /> ' Based upon maximum daily design treatment capacity of 1.9 mgd. I LA <br /> 2 Interim limitation until 22 January 2006. <br /> 3 Interim limitation pending additional data collection required by Provision E.2. <br /> 6 Preliminary mass limitation until completion of Interim Mercury Mass Limitation <br /> Study of Provision E.3. <br /> 5 Effective 23 January 2006. <br />