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PART Page 5 of 26 Permit No.:C00000003 3. Salinity Parameters In order to obtain an indication of the quantity of Salinity,measured as total dissolved solids(TDS),being discharged from the site the permittee shall monitor the wastewater effluent. Self-monitoring samples taken in compliance with the monitoring requirements specified above shall be taken at those locations listed in Part 1.A.1. B. TERMS AND CONDITIONS 1. Facilities Operation and Maintenance The permittee shall at all times properly operate and maintain all facilities and systems of treatment and control including all portions of the collection system and lift stations owned by the permittee(and related appurtenances)which are installed or used by the permittee as necessary to achieve compliance with the conditions of this permit. Proper operation and maintenance also includes effective performance,and adequate laboratory and process controls, including appropriate quality assurance procedures. This provision requires the operation of back-up or auxiliary facilities or similar systems when installed by the permittee only when necessary to achieve compliance with the conditions of the permit. Any sludge produced at the wastewater treatment facility shall be disposed of in accordance with State and Federal guidelines and regulations. The permittee shall take all reasonable steps to minimize or prevent any discharge of sludge use or disposal in violation of this permit which has a reasonable likelihood of adversely affecting human health or the environment. As necessary,accelerated or additional monitoring to determine the nature and impact of the noncomplying discharge is required. 2. Comnhance Schedule(s) a. Activities to Meet Low Level Mercury Limitations—In order to meet final low level mercury limitations,the following schedule are included in the permit. Code Event Description Due Date 43699 Facility Submit a report that identifies strategies to control this pollutant or 12/31/2016 Evaluation Plan treatment alternatives such that compliance with the final limitations may be attained. 00899 Implementation Submit a progress report summarizing the progress in implementing 08/31/2017 Schedule the strategies to control sources or treatment alternatives such that compliance with the final low level mercury limitations may be attained. CS017 Achieve Final Submit study results that show compliance has been attained with 01/01/2018 Compliance with the final low level mercury limitations. Discharge Limits 3. Chronic WET Testing a. General Chronic WET Testing and Reporting Requirements The permittee shall conduct the chronic WET test using Ceriodaphnia dubia and Pimephales promelas,as a static renewal 7-day test using three separate composite samples. The permittee shall conduct each chronic WET test in accordance with the 40 CFR Part 136 methods described in Short-term Methods for Estimating the Chronic Toxicity of Effluents and Receiving Water to Freshwater Or ang isms,Fourth Edition,October 2002(EPA-821-R-02-013)or the most current edition. The following minimum dilution series should be used: 0%effluent(control),23%,45%,89%,95%,and 100% effluent. If the permittee uses more dilutions than prescribed,and accelerated testing is to be performed,the same dilution series shall be used in the accelerated testing(if applicable)as was initially used in the failed test. Tests shall be done at the frequency listed in Part I.A.2. Test results shall be reported along with the Discharge