2018-07-06_REVISION - M1977208

• Permit No: M1977208
• IBM Index Class Name: REVISION
• Doc Date: 7/6/2018
• Doc Name Note: Revised Groundwater Monitoring Plan
• Doc Name: Correspondence
• From: Cemex
• To: DRMS
• Email Name: AME
• Media Type: D
• Archive: No

CEMEX Construction Materials South,LLC Table 1 Quarterly Report Y18 Q2
Moning Permit M1977-208 Summary of Analytical Results
Lyons Quarry
C-Pit CEM-001 CEM-004 CEM-005 CEM-004,CEM-005
Triggers(TR-12)
2017 Q3 2017 04 2018 Q1 2018 Q2 2017 Q3 2017 Q4 2018 Ql 2018 Q2 2017 Q3 201704 2018 Q1 2018 Q2 2017 Q3 2017 Q4 2018 Ql 2018 Q2
Parameter Units - ---
7/3/2017 10/11/2017 3/9/2018 5/9/2018 7/3/2017 10/11/2017 3/9/2018 5/9/2018 7/3/2017 10/11/2017 3/9/2018 5/9/2018 'See dates 'See dates 'See dates 'See dates
below below below below
value value value value value value value value value value" value value value value value value
PH(On-site) su 11.53 11.5 11.44 11.02 7.73 7.92 7.93 7.78 7.82 8.58 7.75 8.13 6.5-8.5
Chloride mg/L 1850 1980 814 1000 1760 1750 2170 1790 3 4 225 9 1,053
Sulfate mg/L 2150 2310 1930 1840 45.1 26.3 19.1 32.00 12 17 1050 43 2,641
insufficient insufficient insufficient insufficient
waterto waterto
Total Dissolved sample water to sample sample Water to sample 501-10,000 or 1.25 times
Solids mg/L 8670 9830 4730 9230 4300 346o 4380 4290 ill 212 1830 195 background
Selenium mg/L 0.41700 0.42S00 0.00630 0.16900 <0.0008 <0.0008 <0.0008 <0,0008 0.0012 <0.0008 0.0026 0.0018 0.05
Thallium mg/L 0.00200 0.00290 <0.0004 0.0012 <0.0004 <0.0004 <0.0004 <0.0004 <0.0004 <0.0004 <0.0004 <0.0004 0.002
Notes and Qualifiers:
U Detection limit is estimated _
Ul Estimated low
X Data may not be representative due to nonstandard field sampling protocol
NA Not analyzed.
value Exceeds trigger
- - - - - - - - a CEM 005 W7 Q3 Well Sounding:7/3/2017
a CEM 005 Y17 Q4 Well Sounding:10/11/2017
'CEM 005 Y18 Qt Well Sounding:March 8,2018
- - --- - 'CEM 005 Y18 Qz Well Sounding:5/10/2018,5/21/2m8,6/15/2ot8,
6/20/2o18
2018_C-Pit_Sampling_Results_Q2 1 Of 1