SITE INFORMATION AND CORRESPONDENCE

Home Browse Search

ATTACHMENT C C-2 MONITORING WELL WORKPLAN AND MONITORING WELL INSTALLATION REPORT GUIDANCE Identify the Licensed Land Surveyor or Civil Engineer that will perform the survey Describe what well features will be surveyed(i.e.top of casing, horizontal and vertical coordinates, etc.) Vertical accuracy shall be to at least 0.01 foot F. Well Sampling: Minimum time after development before sampling(48 hours) Well purging method and amount of purge water Sample containers,collection method, and preservation method Table describing sample volumes, sample containers, preservation agents, and hold times QA/QC procedures G. Water Level Measurement: The elevation reference point at each monitoring well shall be within 0.01 foot. Ground surface elevation at each monitoring well shall be within 0.01 foot. Method and time of water level measurement shall be specified. H. Proposed time schedule for work. SECTION 2—Groundwater Sampling and Analysis Plan A. General Information: Site Location Monitoring well locations Monitoring well construction details including elevation, well depth, casing material and size, and screen interval Equipment decontamination procedures Health and safety plan Topographic map showing any existing wells, proposed wells, waste handling facilities, utilities, and other major physical and man-made features. B. Water Level Measurement: Ground surface elevation at each monitoring well shall be within 0.01 foot. Method and time of water level measurement shall be specified Water level in well shall be allowed to equilibrate prior to measuring the depth to water C. Well Sampling: Well purging method and amount of purge water, purge water storage Sample containers, collection method, and preservation method Table describing sample volumes, sample containers, preservation agents, and hold times Identification of analytical laboratory Chain of custody procedures QA/QC procedures D. Proposed time schedule for work.