2017-06-05_HYDROLOGY - M1977344

• Permit No: M1977344
• IBM Index Class Name: Hydrology
• Doc Date: 6/5/2017
• Doc Name: Water Monitoring - Groundwater
• From: Arcadis Design & Consulting / Holcim ‎(US)‎ Inc.
• To: DRMS
• Email Name: TC1
• Media Type: D
• Archive: No

2017 GROUNDWATER MONITORING REPORT
CONTENTS
Acronymsand Abbreviations ..........................................................................................................................
1 Introduction............................................................................................................................................. 1
1.1 Site Location................................................................................................................................... 1
1.2 Site History..................................................................................................................................... 1
1.3 Site Regulatory History...................................................................................................................2
1.3.1 Baseline Groundwater Monitoring Program........................................................................2
1.3.2 November 21, 2008 Groundwater Monitoring Plan ............................................................3
1.3.3 February 17, 2009 Groundwater Monitoring Plan...............................................................3
1.3.4 July 7, 2010 Groundwater Monitoring Plan.........................................................................4
1.3.5 October 17, 2014 Proposal to Remove Sodium as a Groundwater Quality Parameter.....4
2 Groundwater Sampling Activities............................................................................................................5
3 Results....................................................................................................................................................6
3.1 Groundwater Elevations and Flow Characteristics ........................................................................6
3.2 Analytical Results...........................................................................................................................6
4 Conclusions and recommendations .......................................................................................................8
5 References .............................................................................................................................................9
TABLES
Table 1 March 2017 Depth to Groundwater Measurements and Groundwater Elevations
Table 2 March 2017 Field and Analytical Results
FIGURES
Figure 1 Site Location Map
Figure 2 Groundwater Contour Map
Figure 3 Potassium to Sodium Ratio Time Series Graph
Figure 4 Total Dissolved Solids Time Series Graph
Figure 5 Sulfate Time Series Graph
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