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,1 MONITORING AND REPORTING PROGRAM NO.R5-2002-0072 -3- GEORGE REED,INC.AND 711 MATERIALS,INC. SAN JOAQUIN COUNTY be submitted to the Regional Board by 1 February each year. In addition to the data normally presented, the Annual Report shall include the following: 1. If requested by staff,tabular and graphical summaries of all data collected during the year; 2. The contents of the regular December monthly monitoring report; 3. An evaluation of the performance of the wastewater system, as well as a forecast of the flows anticipated in the next year; 4. A discussion of compliance and the corrective actions taken, as well as any planned or proposed actions needed to bring the discharge into full compliance with the waste discharge requirements; 5. A discussion of any data gaps and potential deficiencies/redundancies in the monitoring system or reporting program; and 6. A Water Balance and Capacity Calculation Report must be provided that demonstrates adequate storage and disposal capacity to ensure full compliance with the WDRs. The water balance shall evaluate the settling ponds ability to provide sufficient capacity on a month-by-month basis. Include monthly evaporation,precipitation, percolation, estimated rate of sedimentation, identify contributions from major sources to monthly discharge volumes, stormwater runoff, and inflow and infiltration from the surrounding area. Rainfall shall be based on the 100-year return period total annual precipitation. Note the established maximum daily percolation rate cannot exceed four to ten percent of the minimum soil permeability and the evaporation rate cannot exceed 80 percent of the established pan evaporation rate for the area. For the purpose of this analysis, "full compliance"means maintaining two feet of freeboard in all ponds. Rainfall amounts shall be based on the total annual precipitation based on a return period of 100 years, distributed monthly in accordance with historical rainfall patterns. A letter transmitting the self-monitoring reports shall accompany each report. Such a letter shall include a discussion of requirement violations found during the reporting period, and actions taken or planned for correcting noted violations, such as operation or facility modifications. If the Discharger has previously submitted a report describing corrective actions and/or a time schedule for implementing the corrective actions, reference to the previous correspondence will be satisfactory. The transmittal letter shall contain the penalty of perjury statement by the Discharger, or the Discharger's authorized agent, as described in the Standard Provisions General Reporting Requirements Section B.3. The Discharger shall implement the above monitoring program as of the ate of this Order. Ordered by: Y . C TON, Executive Officer 26 April 2002 (Date) TRO: 4/26/02 C\My Dwummp\Wyels\D'Bnm\GeorgeRecd-emp3.doc