9402_WashingtonCounty_MSWLF_GWMR_20170310

DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
This page intentionally left blank.
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
March 2017 Groundwater Monitoring Report

Washington County Closed MSW Landfill
Roper, North Carolina
NC Solid Waste Permit No. 94-02 – MSWLF-1980

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.

DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
5/8/2017
5/8/2017
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09

DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09

DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
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
This page intentionally left blank. DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
Table 1Groundwater Elevation DataWashington County MSW LadnfillMarch 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 GeologyMW-1 6/29/1989 35.9186669 76.66470642 2.0 27.0 7.30 10.01 6.55 3.46 8-23 sandMW-2 6/28/1989 35.9218076 76.66665444 2.0 27.0 7.23 9.70 7.30 2.40 5-20 sandMW-3 6/29/1989 35.9189837 76.67063239 2.0 25.0 8.51 11.30 8.65 2.65 8-23 sandMW-4 6/28/1989 35.9171607 76.66845219 2.0 26.5 6.25 9.02 4.52 4.50 4-24 sandNOTE: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. Depth to water obtained from Environment 1 Laboratory Report dated 4/17/2017, Client #6018.H:\Projects\Groundwater Monitoring\2. Groundwater Monitoring Reports\Washington Co, NC\MSW\19. March 2017\march17-Wash Co MSW tables.xlsxDocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
Table 2Field Parameter ResultsWashington County MSW LandfillMarch 16, 2017By: MGDate: 4/18/2017Specific Conductivity(umhos/cm)MW-1 5.5 269 14MW-2 6.5 751 18MW-3 6.2 188 15MW-4 5.8 38 9NOTE:Data from Environment 1 laboratory report dated 4/17/2017, Client ID# 6018.Well pH (Std units)Temperature (Celsius)H:\Projects\Groundwater Monitoring\2. Groundwater Monitoring Reports\Washington Co, NC\MSW\19. March 2017\march17-Wash Co MSW tables.xlsxDocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
0246810121416Sp-'08 Fall-'08 Sp-'09 Fall-'09 Sp-'10 Fall-'10 Sp-'11 Fall-'11 Sp-'12 Fall-'12 Sp-'13 Fall-'13 Sp-'14 Fall-'14 Sp-'15 Fall-'15 Sp-'16 Fall-'16Sp-'17ug/lDate SampledWashington County MSW LandfillMW-2 Historic Organic Detection DataBenzene1, 4-DichlorobenzeneChlorobenzeneBenzene 2L1,4-Dichlorobenzen 2L*chlorobenze 2L = 50 (not shown)DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09
051015202530354045Sp-'08 Fall-'08 Sp-'09 Fall-'09 Sp-'10 Fall-'10 Sp-'11 Fall-'11 Sp-'12 Fall-'12Sp-'13Fall-'13Sp-'14Fall-'14Sp-'15Fall-'15Sp-'16Fall-'16Sp-'17ug/lDate SampledWashington County MSW LandfillMW-3 Historic Organic Detection DataBenzene1, 4-DichlorobenzeneChlorobenzeneBenzene 2L1,4-Dichlorobenzen 2L*chlorobenze 2L = 50 (not shown)DocuSign Envelope ID: 9AB5B43B-55C7-44DD-A219-EAFAB4F7BD09