9404_WashingtonCounty_CDLF_GWMR_20170316

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March 2017 Groundwater Monitoring Report

Washington County C&D Landfill
Roper, North Carolina
NC Solid Waste No. 94-04 CDLF-1996

Prepared for:

Washington County
P.O. Box 1007
Plymouth, North Carolina 27962

May 2017

Prepared by:

© 2017 Smith Gardner, Inc.
This document is intended for the sole use of the client for which it was prepared and
for the purpose agreed on by the client and Smith Gardner, Inc.

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5/8/2017
5/8/2017
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CD-1
TOC=7.81
DTW=5.79
GWE=2.02
CD-2
TOC=7.68
DTW=5.20
GWE=2.48
CD-3
TOC=7.77
DTW=4.73
GWE=3.04
CD-4
TOC=9.11
DTW=5.67
GWE=3.44
MW-1
TOC=10.01
DTW=6.55
GWE=3.46
MW-2
TOC=9.70
DTW=7.30
GWE=2.40
MW-3
TOC=11.30
DTW=8.65
GWE=2.65
MW-4
TOC=9.02
DTW=4.52
GWE=4.50
3.0
3.5
3.5
2.5
3.0
2.5
4.0
4.5
4.5
4.0
NOTES
1.THE TIRE MONOFILL IS NO LONGER USED BY THE COUNTY. THIS
AREA WAS PREVIOUSLY INCORPORATED INTO THE C & D
LANDFILL FOOTPRINT.
PHASE 2 C&D
LANDFILL AREA
PHASE 1 C&D
LANDFILL AREA
APPROXIMATE PROPERTY
LINE (SEE REFERENCE 1)
PHASE 1 TIRE MONOFILL
(SEE NOTE 1)
REFERENCES
1.OVERALL SITE BASE TOPOGRAPHY WETLAND, STREAM, AND DITCH
BOUNDARIES PROVIDED BY SANBORN, BASED ON MARCH 28, 2009 AERIAL
SURVEY.
2.COORDINATE SYSTEM IS STATE PLANE GRID.
3.WELL LOCATIONS OBTAINED FROM THE WASHINGTON COUNTY LANDFILL
MONITOR WELL SURVEY REPORT, PREPARED BY SANBORN, DATED APRIL 24,
2009.
4.DATA FROM ENVIRONMENT 1 LABORATORY REPORTS DATED MARCH 16, 2017.
0 250'500'
LEGEND
STREAM/POND/DITCH B0UNDARY
WETLANDS BOUNDARY AREA (SEE REFERENCE 1)
GROUNDWATER FLOW DIRECTION
POTENTIOMETRIC CONTOUR
(DASHED WHERE INFERRED)
MW-1
TOC=
DTW=
GWE=
MONITORING WELL DESIGNATION
TOP OF CASING
DEPTH TO WATER
GROUNDWATER ELEVATION
PROPERTY LINE
CLOSED MSW
LANDFILL
LCID AREA
EXISTING COVER SOIL
BORROW AREA
2.0
G:\CAD\Washington County\Wash 08-2\sheets\WASH-B0059.dwg - 5/4/2017 3:48 PMSMITH14 N. Boylan Avenue, Raleigh NC 27603NC LIC. NO. F-1370 (ENGINEERING)919.828.0577GARDNER+DRAWN:APPROVED:PROJECT NO:SCALE:FILENAME:DATE:FIGURE NO.PREPARED BY:PREPARED FOR:© 2017 Smith Gardner, Inc.WASHINGTON COUNTYMSW AND C&D LANDFILLSPOTENTIOMETRIC SURFACE MAPMARCH 2017J.A.L.M.M.G.AS SHOWN1May 2017WASH 08-2WASH-B0059DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
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Table 1Groundwater Elevation DataWashington County C&D LandfillMarch 16, 2017By: MGDate: 4/18/2017WellWell Installation DateLatitude LongitudeWell Diameter (inches)Total Well Depth (feet bgs)Ground Surface Elevation (feet amsl)TOC Elevation (feet amsl)Depth to Water (feet)Groundwater Elevation (feet)Screen Interval* (feet bgs)Screen Geology** (comparison boring)CD-1 NA 35.92306 76.66425 2.0 22.90 3.16 7.81 5.79 2.02 13-23 sand (B-2)CD-2 NA 35.92324 76.66343 2.0 19.90 4.48 7.68 5.20 2.48 10-20 sand (B-3)CD-3 NA 35.92353 76.66247 2.0 21.45 5.47 7.77 4.73 3.04 11.5-21.5 sand (B-3)CD-4 NA 35.92184 76.66252 2.0 20.67 5.19 9.11 5.67 3.44 11-21 sand (B-7)Note:1. Well locations and elevations provided by Sanborn, Charlotte, NC from field survey conducted on 4/8/09.2. Depth to water measured from top of PVC casing.3. *Screen interval assumed as 10 feet for all locations4. ** Nearby soil borings were used to determine geology in monitoring wells.5. Total Well Depth and Depth to Water from Environmental 1. Report date 4/17/2017, Client ID# 6030 NA = not availableH:\Projects\Groundwater Monitoring\2. Groundwater Monitoring Reports\Washington Co, NC\C&D\19. March 2017\march17-washington co. CD_tables.xlsxDocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
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