CORRESPONDENCE_1990-1991 - Laserfiche WebLink

Home Browse Search

STATE OF CMIMRW 0 Pelt Wlwn,Go%mu CALIFORNIA INTEGRATED WASTE MANAGEMENT BOARD 10'10 Ninth Street,Suite 100 Snammento,Cilllontle 9SS14 April 11, 1991 Ronald valinoti, Director San Joaquin County Public Health Services P.O. Box 2009 Stockton, California 95201 Re: Harney Lane Sanitary Landfill Gas Monitoring Plan, 10/29/90 Dear Mr. valinoti: The ill Gas Monitfor. Harn Lane Sanitary Landfill -dated October 29 , 1990 was received by the California Integrated Waste Management Board (Board) on March 6, 1991. Board Staff reviewed the plan in regards to criteria set forth in Title 14 California Code of Regulations (CCR) Section 17783 through Section 17783 . 17. Staff offer the following suggestions: (1) Figure 3 Gas- and-Ground Wor Monito Ing Well Locations (page 6) - The location of any and all structures both on the landfill and within 1, 000 feet f the landfill's boundary need to be shown in relation to the location of the gas monitoring wells (17783 -5 (b) (3) ) . Staff request an additional g * monitoring well be installed along the north-west boundary between the landfill and the Labor Camp Housing (17783 . 5 (b) (3) ) . (2) Figure 4 as MonitorAna ell (page 7) - A minimum seal of 'S feet of bentonite at the surface as well as between zones being monitored is required (17783.5 (d) (3) ) . Staff have found that 1/811 flexible vinyl tubing frequently comes 10086 from the top of gas probes. Please request that a sampling port be designed for the top of the 1/211 schedule 40 pvc pipe to replace the need for this tubing. (See enclosed diagram. A comparable design may be acceptable. ) (3) Perimeter 'Monitoring Network, Depth (pages 4 & 5, figure 4) - The depth of the wellbore shall equal the maximum depth of refuse as measured within 1, 0oo feet of the monitoring point (17783.5(0) (1) ) 2 'd S0 :02 T6/S2/bo w0aj