S Manager - Interlocal Agreement participation in the Triangle Area Water Supply Monitoring Project Phase 6

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TRIANGLE AREA WATER SUPPLY MONTTORING PROJECT INTERLOCAL AGREEMENT • Section 1. Purpose of the Project A. The primary objectives of the Monitoring Project are to: 1. Supplement existing data on major ions, nutrients, and trace elements to enable determination oflong-term water quality trends; 2. Examine the differences in water quality among water supplies within the region, especially differences among smaller upland sources, large multi-purpose reservoirs, and run-of-river supplies; 3. Provide tributary loading data and in-lake data for predictive modeling; 4. Establish a database for the presence or absence of synthetic organic compounds in surface waters in the region; and 5. Report results of the monitoring program to governmental officials, the scientific community, and the general public. B. The objectives for Phase VI of the Monitoring Project are to: 1. Continue water quality monitoring at the sites and frequencies and for the parameters listed on Table 1 of the Monitoring Project Proposal for Phase VI (see Attachment C); 2. Continue stream flow gaging at the sites also shown on Tables 1 and 2 of Attachment C; 3. Increase data collection at existing tributary sites during high-flow events as shown • on Table 2 of Attachment C; 4. Collect replicate samples of chlorophyll a to compare Monitoring Project results with those of the NC Division of Water Quality (hereinafter, the "DWQ"); 5. Conduct additional monitoring and data analysis to ascertain the occurrence and distribution of mercury in the Monitoring Project study area and prepare an interpretive report on the findings; and 6. Support the USGS application for DWQ certification for selected field parameters and laboratory analytes, including nitrogen and phosphorus fractions, chlorophyll a, and selected metals and trace elements. Section 2. Roles of the Participants, Managing Agent and Committee A. The role of the Participants is to provide funds for the local portion of the Monitoring Project costs and to provide representatives to the Committee. B. The role of the Managing Agent is to: 1. Act on behalf of the Committee in contractual agreements; 2. Provide overall project management services that will include, but not be limited to, coordination among technical contractors, data management and periodic summaries to the Participants; and 3. Provide administrative support to the Committee, such as meeting announcements, minutes, billing and overall accounting. C. The role of the Committee is to provide Monitoring Project oversight. The Conunittee will consist of one member, each entitled to a single vote, appointed by the Manager or Administrator of each Participant. All appointments shall be made by July 31, 2007. Page2of18