BOREHOLE RECORD. Site: Wilton Tunnel Approach Investigation. Groundwater STRATA RECORD. Depth (m) Description

Transcription

1 BOREHOLE RECORD Borehole WA02 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type N (cu) From - To(m) TCR (%) SCR (%) RQD (%) FI Site: Wilton Tunnel Approach Investigation (Casing) Groundwater STRATA RECORD Description GL (m AOD) Easting: Sheet: 4 of 4 Driller: LS/RC Logged By: IN (m) Level (m AOD) Scale 1:50 Northing: Dates: 26/06/ /07/2014 Checked By: Legend Well \Backfill Remaining Detail : 29.92m m : 29.92m-30.40m: Stepped rough joint, 5-10mm thickness, clear to gravel infill. Dip: 75-85? m-33.36m: 5no medium spaced joints, stepped and undulating, rough to smooth. Dip: 25-45? m-33.36m: Joint, stepped and rough, 1-3mm, clean. Dip: 80?. End of Borehole at m Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) after 25minssealed (m) (mm) (m) (mm) (m) Log last updated: 13/08/2014 General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

2 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type Insitu Testing From - To(m) (Casing) Groundwater BOREHOLE RECORD Site: Wilton Tunnel Approach Investigation STRATA RECORD Description CLAY, boulders, gravel and sand (driller's description). GL (m AOD) Easting: Sheet: 1 of 5 Driller: RC Logged By: IN (m) Borehole WA03 Level (m AOD) Scale 1:50 Northing: Dates: 01/07/ /07/2014 Checked By: Legend Well \Backfill Continued next sheet Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 13/08/ General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

3 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type Insitu Testing From - To(m) (Casing) Groundwater BOREHOLE RECORD Site: Wilton Tunnel Approach Investigation STRATA RECORD Description CLAY, boulders, gravel and sand (driller's description). GL (m AOD) Easting: Sheet: 2 of 5 Driller: RC Logged By: IN (m) Borehole WA03 Level (m AOD) Scale 1:50 Northing: Dates: 01/07/ /07/2014 Checked By: Legend Well \Backfill Continued next sheet Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 13/08/ General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

4 BOREHOLE RECORD Borehole WA03 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type N (cu) From - To(m) TCR (%) SCR (%) RQD (%) FI Site: Wilton Tunnel Approach Investigation (Casing) Groundwater STRATA RECORD Description GL (m AOD) Easting: Sheet: 3 of 5 Driller: RC Logged By: IN (m) Level (m AOD) Scale 1:50 Northing: Dates: 01/07/ /07/2014 Checked By: Legend Well \Backfill CLAY, boulders, gravel and sand (driller's description) Boulder CLAY (driller's description) % Air/Mist Boulder CLAY (driller's description). Continued next sheet Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 13/08/ General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

5 BOREHOLE RECORD Borehole WA03 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type N (cu) From - To(m) TCR (%) SCR (%) RQD (%) FI Site: Wilton Tunnel Approach Investigation (Casing) Groundwater STRATA RECORD Description GL (m AOD) Easting: Sheet: 4 of 5 Driller: RC Logged By: IN (m) Level (m AOD) Scale 1:50 Northing: Dates: 01/07/ /07/2014 Checked By: Legend Well \Backfill Boulder CLAY (driller's description) /07/ (32.60) Medium strong thinly interlaminated highly calcareous dark to light grey SANDSTONE and MUDSTONE. Bivalve fossils noted throughout. Laminae are planar to undulating, 1-4mm thickness. Closely to medium spaced bedding fractures, undulating, locally stepped, rough to smooth with occasional clayey gravel infill. Dip: 0-10? m-35.14m: Extremely weak mudstone. NI 35.63m-35.73m: NI m-38.04m: 3no stepped to planar, undulating, rough to smooth joints, 4-8m thickness, clear. Dip: 5-40?. 100% Air/Mist m-38.29m: Bands of dark brown sandstone. Displays ripple marks. Dip: 25?. AZCL m-39.69m: Extremely weak mudstone. Continued next sheet Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 13/08/2014 General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

6 Contract No. D Client: York Potash Ltd Method: Type SAMPLE DETAILS From - To(m) N (cu) TCR (%) SCR (%) RQD (%) FI AZCL 10 NI 15 (Casing) Groundwater BOREHOLE RECORD Site: Wilton Tunnel Approach Investigation STRATA RECORD Description Medium strong thinly interlaminated highly calcareous dark to light grey SANDSTONE and MUDSTONE. Bivalve fossils noted throughout. Laminae are planar to undulating, 1-4mm thickness. Closely to medium spaced bedding fractures, undulating, locally stepped, rough to smooth with occasional clayey gravel infill. Dip: 0-10? m-40.28m: Extremely weak mudstone. Weak thinly laminated calcareous dark grey MUDSTONE. Laminae are planar to undulating, 1-4mm thickness. Unweathered. Closely spaced bedding fractures. Planar, undulating and stepped, rough and smooth, 0-10mm thickness clear to clay gravel infill. Dip: 0-10? m-42.60m: Pyrite fragemnts noted. GL (m AOD) Easting: Sheet: 5 of 5 Driller: RC Logged By: IN (m) Borehole WA03 Level (m AOD) Scale 1:50 Northing: Dates: 01/07/ /07/ Checked By: Legend Well \Backfill 03/07/ (32.60) 0.00 End of Borehole at m Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 13/08/ General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

7 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type Insitu Testing From - To(m) (Casing) Groundwater BOREHOLE RECORD Site: Wilton Tunnel Approach Investigation STRATA RECORD Description Boulder CLAY/SAND/GRAVEL (driller's description). GL (m AOD) Easting: Sheet: 1 of 5 Driller: RC Logged By: IN (m) Borehole WA05 Level (m AOD) Scale 1:50 Northing: Dates: 24/06/ /06/2014 Checked By: Legend Well \Backfill OH 8 9 Continued next sheet Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 07/08/2014 General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

8 BOREHOLE RECORD Borehole WA05 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type N (cu) From - To(m) TCR (%) SCR (%) RQD (%) FI Site: Wilton Tunnel Approach Investigation (Casing) Groundwater STRATA RECORD Description GL (m AOD) Easting: Sheet: 2 of 5 Driller: RC Logged By: IN (m) Level (m AOD) Scale 1:50 Northing: Dates: 24/06/ /06/2014 Checked By: Legend Well \Backfill Boulder CLAY/SAND/GRAVEL (driller's description) /06/ (14.50) /06/ (14.50) 7.00 BOULDER/CLAY (driller's description) NA % Air/Mist OH 19 Continued next sheet Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 07/08/2014 General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

9 BOREHOLE RECORD Borehole WA05 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type N (cu) From - To(m) TCR (%) SCR (%) RQD (%) FI Site: Wilton Tunnel Approach Investigation (Casing) Groundwater STRATA RECORD Description GL (m AOD) Easting: Sheet: 3 of 5 Driller: RC Logged By: IN (m) Level (m AOD) Scale 1:50 Northing: Dates: 24/06/ /06/2014 Checked By: Legend Well \Backfill BOULDER/CLAY (driller's description). 21 No recovery. Driller suspected rockhead at 20.60m. Probable cobble/boulder obstruction NA Boulder CLAY/SAND (driller's description) % Air/Mist OH Continued next sheet Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 07/08/2014 General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

10 BOREHOLE RECORD Borehole WA05 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type N (cu) From - To(m) TCR (%) SCR (%) RQD (%) FI Site: Wilton Tunnel Approach Investigation (Casing) Groundwater STRATA RECORD Description GL (m AOD) Easting: Sheet: 4 of 5 Driller: RC Logged By: IN (m) Level (m AOD) Scale 1:50 Northing: Dates: 24/06/ /06/2014 Checked By: Legend Well \Backfill Boulder CLAY/SAND (driller's description) Brown slightly sandy slightly gravelly CLAY. Gravel is subangular, fine to coarse of sandstone and mudstone NA AZCL 25/06/ (14.50) /06/ (14.50) 39 26/06/ (38.50) 27/06/ (37.50) Weak thinly laminated dark grey MUDSTONE. Laminae are planar and undulating, 2-6mm thick. Fossil fragments noted throughout. Unweathered. Closely spaced planar bedding fractures, stepped, undulating and smooth, 0-2mm thick, clear to clay gravel infill. Dip: 0-10? m-38.86m: Joint, undulating, smooth, 20mm thick, clay gravel infill. Dip: 35? m: Extremely weak mudstone. Continued next sheet Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 07/08/2014 General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

11 BOREHOLE RECORD Borehole WA05 Contract No. D Client: York Potash Ltd Method: SAMPLE DETAILS Type N (cu) From - To(m) TCR (%) SCR (%) RQD (%) FI Site: Wilton Tunnel Approach Investigation (Casing) Groundwater STRATA RECORD Description GL (m AOD) Easting: Sheet: 5 of 5 Driller: RC Logged By: IN (m) Level (m AOD) Scale 1:50 Northing: Dates: 24/06/ /06/2014 Checked By: Legend Well \Backfill Weak thinly laminated dark grey MUDSTONE. Laminae are planar and undulating, 2-6mm thick. Fossil fragments noted throughout. Unweathered m-41.26m: Joint, undulating and rough, 1-2mm thick, clean. Dip: 30? m-41.36m: Joint, undulating and rough, 1-2mm thick, clean. Dip: 30? m-45.40m: 9x closely spaced joint, undulating, planar, stepped, rough to smooth, 0-20mm thick, clear to gravel infill. Dip: 40-80? m-45.72m: Joint, undulating, closed, rough, clay gravel infill. Dip: 60? m-46.07m: 5 undulating bedding fractures, rough and closed to 10mm with clay gravel infill. Dip: 0-5? m-46.53m: Medium strong sandy mudstone NI 10 NI 9 NI AZCL 27/06/ (38.50) Extremely weak thinly laminated highly calcareous dark grey light brown MUDSTONE. Laminae are planar, undulating, below 4mm thick. Closely spaced planar and smooth bedding fractures, 1mm thick, clean. Dip: 0? m-46.92m: Joint stepped and smooth, 10mm clean. Dip: 55?. Weak thinly laminated calcareous dark grey MUDSTONE. Laminae are planar, undulating, 1-6mm thick. Unweathered. Very closely spaced bedding fractures planar smooth, occasionally infilled with gravel m-47.11m: Non intact m-47.41m: Non intact m-47.60m: Joint undulating rough, 0-10mm thick, clay gravel infill. Dip: 50-90? m-47.60m: Non intact recovered as clayey gravel m-47.66m: Extremely weak mudstone m-48.30m: Extremely weak mudstone End of Borehole at m Ground Water (m) Chiselling/ Hard Strata Casing s Hole Diameter Casing Water level Water From (m) To (m) Time (hr) Diameter Diameter Struck (m) (m) sealed (m) (mm) (m) (mm) (m) Log last updated: 07/08/2014 General Remarks 1. Hand dug pit to 1.20m. PC 29/11/2013 v13.13

12 A P P E N D I X 5 GROUNDWATER MONITORING DATA

13 Borehole Designation BH501 BH502 BH502A BH503 BH504 BH505 BH506 BH507 BH507A BH508 BH509 BH510 BH510A BH511 BH512 BH512A BH513 BH514A BH515 BH01 BH01A Hole Completed (Date) Easting Northing Aquifer Unit SUPER SUPER MST SUPER MG MG MG SUPER MST MG SUPER MG Mdst MG SUPER MST MG SUPER SUPER SUPER MST Stratigraphic Unit Till Till Redcar Mdst Till Made ground Made ground Made ground Till Redcar Mdst Made ground Till Made ground Redcar Mdst Made ground Till Redcar Mdst Made ground Till Deep Till Till Redcar Mdst Response Zone (m bgl) 1 ot 2 m 1 to 3.6 m 5.6 to 15 m 1 to 4.8 m 1 to 5 m 0.7 to 1.1 m 0.8 to 1.3 m 1 to 9 m 10 to 15 m 1 to 1.4 m 1.5 to 5 m 1 to 2.3 m 9 to 15 m 1 to 1.9 m 8.5 to 11.5 m 25 to 35 m 0.8 to 1.1 m 1 to 4 m 4 to 7.6 m 1.5 to 14 m 25 to 35 m Top Level (Top of Cover; maod) Height of Cover (m) Top Level (Top of Pipe; maod) N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Height of Pipe (m) Top Level (Ground Surface; maod) Base (m bgl - Top of Cover) Base (Top of Pipe) Base (m bgl) Base (m AOD) WATER LEVEL (m AOD) 09/05/ /06/ /07/ /07/ /07/ /07/ /07/ Min Max Ave SD Water Level (m bgl) 09/05/ /06/ /07/ /07/ /07/ /07/ /07/ Min Max Ave SD August PortOR04 - Wilton Hydrologeological Baseline Report Table 3 - Wilton Groundwater Monitoring Database

14 August PortOR04 - Wilton Hydrologeological Baseline Report Table 3 - Wilton Groundwater Monitoring Database WA02 WA03 WA N/A Artesian Artesian Artesian Artesian

15 Borehole Designation BH201 BH201A BH202 BH202A BH203 BH203A BH204 BH204A BH204B BH205 BH205A BH206-1 BH206-2 BH206A BH207 BH207A-1 BH207A-2 BH208 BH208A BH209 BH209A BH210 BH210A BH211 BH211A BH212 BH212A BH213 BH214 BH215 BH216 BH2 Hole Completed (Date) Easting Northing Response Zone (m bgl) Top Level (Top of Cover; maod) Height of Cover (m) Top Level (Top of Pipe; maod) N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Height of Pipe (m) Top Level (Ground Surface; maod) Base (Top of Cover) Base (Top of Pipe) Base (m bgl) Base (m AOD) WATER LEVEL (m AOD) BH201 BH201A BH202 BH202A BH203 BH203A BH204 BH204A BH204B BH205 BH205A BH206-1 BH206-2 BH206A BH207 BH207A-1 BH207A-2 BH208 BH208A BH209 BH209A BH210 BH210A BH211 BH211A BH212 BH212A BH213 BH214 BH215 BH216 BH02 20/05/ /05/ /06/ /06/ /06/ /06/ /07/ /07/ /07/ Maximum Minimum Range Average Standard Deviation WATER LEVEL (m bgl) BH201 BH201A BH202 BH202A BH203 BH203A BH204 BH204A BH204B BH205 BH205A BH206-1 BH206-2 BH206A BH207 BH207A-1 BH207A-2 BH208 BH208A BH209 BH209A BH210 BH210A BH211 BH211A BH212 BH212A BH213 BH214 BH215 BH216 BH02 20/05/ not read Dry Dry Dry /05/ Dry Dry Dry Dry /06/ Dry Dry Dry Dry /06/ Dry Dry Dry Dry /06/ Dry Dry Dry Dry /06/ Dry Dry Dry Dry /07/ Dry Dry Dry Dry /07/ Dry Dry Dry Dry Dry /07/ Dry Dry Dry Dry Maximum Minimum Range Average Standard Deviation july AMTSOR25 - TABLE 5 - WATER MONITORING DATA TABLE 5 WATER MONITORING DATA - TOCKETTS LYTHE Diver Serial Number N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Aquifer Unit CIS SUPER SST SUPER SST SUPER SUPER CIS SST SUPER SST SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SST SUPER CIS CIS CIS Cleveland Superficial Superficial Superficial Superficial Superficial Superficial Superficial Superficial Cleveland Cleveland Cleveland Ironstone Superficial Staithes Superficial Staithes Superficial Cleveland Staithes Superficial deposits - Superficial deposits Superficial Superficial Superficial deposits - deposits - deposits - Superficial deposits - Superficial Superficial deposits - deposits - Staithes deposits - Ironstone Ironstone Ironstone Redcar Stratigraphic Unit Formation deposits Sandstone deposits Sandstone deposits Superficial deposits Ironstone Sandstone deposits Staithes Sandstone shallow - Mid Superficial deposits deposits deposits deposits deep shallow mid deposits deep deposits deposits deep shallow Sandstone mid Formation Formation Formation Mudstone Dip level taken immediately following well development. Groundwater level still recovering following development so value excluded from summary of groundwater levels

16 Borehole Designation BH301 BH301A BH302 BH302A BH303 BH303A BH303B BH303C BH304 BH304A BH304B BH304C BH306 BH307A BH308A BH309A BH310 BH311 BH312A BH313A BH314A BH315 BH316 BH316A BH317 BH318 BH319 BH320 BH321 BH321A BH322 Hole Completed (Date) 04/06/ /05/ /06/ /05/ /05/ /05/ /05/ /05/ /05/ /05/ /05/ /05/ /07/ /06/ /06/ /05/ /06/ /05/ /05/ /05/ /05/ /05/ /06/ /06/ /07/ /07/ /07/14 10/07/ /06/ /06/ /06/2014 Easting Northing Response Zone (m bgl) 1 to to to to 10 1 to 4 27 to to to to to to to 45 2 to to 20 1 to to 11 1 to 6 3 to 11 4 to 14 5 to to 20 1 to to 17 2 to to 25 2 to 21 1 to to 14 3 to 8 Max Min Ave SD july August AmtsOR26 - Table 4 - Groundwater Levels TABLE 4 :- Groundwater Monitoring Data - Lockwood Beck Aquifer Unit Superficials Scalby Superficials Scalby Superficials SBF SBF CF SUPER Scalby SBF CF SUPER SBF SF SF SF SF SF/SBF SF/SBF SBF/CF SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER SUPER Within sand band Superficial Scalby and Scalby and top of Scarborough and Superficial Superficials and Stratigraphic Unit in superficials Superficials Superficials Scarborough Scarborough Cloughton deposits Scalby Scarborough Cloughton Superficials Scarborough Scalby Scalby Scalby Scalby Scarborough Scarborough Cloughton deposits Superficials Superficials sandstone Superficials Superficials Superficials Superficials Superficials Superficials Top Level (Top of Cover; maod) Height of Cover (m) Top Level (Top of Pipe; maod) N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Height of Pipe (m) Top Level (Ground Surface; maod) Base (Top of Cover) Base (Top of Pipe) Base (m bgl) Base (m AOD) WATER LEVEL (m AOD) 19/06/2014 and 20/06/ /06/ /07/ /07/ /07/

17 Off-Site Borehole Designation BH401 BH401A BH401B BH401C BH402 BH402A BH402B BH402C BH403 BH404 BH404A BH404B BH404C BH405 BH405A BH406 BH406A BH407 BH407A BH408 BH408A BH409 BH409A BH410 BH410A BH411 BH411A BH413A BH413B BH413C BH26P Response Zone (m bgl) 1 to to 11 1 to to to 40 1 to to to 40 1 to to to to to 58 1 to 3 3 to 10 1 to to 10 1 to to to 3 5 to to to 17 1 to 4 5 to 13 1 to to 13 4 to to to 50 1 to 5 Base (m bgl) Base (m AOD) Max Min Ave SD WATER LEVEL (m bgl) BH401 BH401A BH401B BH401C BH402 BH402A BH402B BH402C BH403 BH404 BH404A BH404B BH404C BH405 BH405A BH406 BH406A BH407 BH407A BH408 BH408A BH409 BH409A BH410 BH410A BH411 BH411A BH413A BH413B BH413C 18/06/ /06/ /07/ /07/ DRY Max Min Ave SD Table 4 Groundwater Monitoring - Lady Cross Plantation Hole Completed (Date) Easting Northing Aquifer Unit SUPER SF SBF CF SUPER SF SBF CF SUPER SUPER SF SBF CF SUPER SF SUPER SF SUPER SF SUPER SF SUPER SF SUPER SF SUPER SF SF SBF CF CF Superficial Superficial Scalby (Moor Superficial Superficial Scalby (Moor Superficial Superficial Superficial Superficial Superficial Superficial Superficial Stratigraphic Unit deposits Scalby (LN/MG) Scarborough Cloughton deposits Grit) Scarborough Cloughton deposits deposits Grit) Scarborough Cloughton deposits Scalby (LN) deposits Scalby (LN) deposits Scalby (LN/MG) deposits Scalby (LN/MG) deposits Scalby (LN/MG) deposits Scalby (LN) deposits Scalby (LN/MG) Scalby (LN/MG) Scarborough Cloughton Cloughton Top Level (Top of Cover; maod) Height of Cover (m) Top Level (Top of Pipe; maod) N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A Height of Pipe (m) Top Level (Ground Surface; maod) Base (Top of Cover) Base (Top of Pipe) WATER LEVEL (m AOD) 18/06/ /06/ /07/ /07/

18 TABLE 20:- Maximum and Minimum Groundwater Levels by Borehole Borehole Max/Date Min/Date Range Timescale (From/To) Months Aquifer /05/ /03/ /02/ /05/ ** Cloughton /02/ /10/ /02/ /05/ Moor Grit /11/ /01/ /02/ /05/ ** Cloughton /06/ /03/ /02/ /05/ Scarborough/Cloughton 5A /07/ /02/ /02/ /05/ Cloughton 5B /02/ /10/ /02/ /05/ Moor Grit /02/ /09/ /02/ /05/ Cloughton 6A /04/ /11/ /02/ /05/ Cloughton /02/ /11/ /02/ /05/ Cloughton /04/ /11/ /02/ /05/ Saltwick (Eller Beck) /11/ /03/ /02/ /05/ Cloughton /04/ /11/ /02/ /05/ Cloughton 3A /03/ /03/ /03/ /05/ ** Cloughton 7B /07/ /03/ /02/ /05/ Cloughton /02/ /04/ /01/ /05/ Superficials 105A /02/ /01/ /01/ /05/ Moor Grit /02/ /03/ /01/ /05/ ** Superficials 106A /04/ /03/ /01/ /05/ Scarborough /04/ /04/ /01/ /05/ Superficials 107A /02/ /04/ /01/ /05/ Cloughton /04/ /02/ /02/ /05/ ** Superficials 108A /02/ /04/ /02/ /05/ ** Scarborough /04/ /02/ /01/ /05/ ** Superficials 109A /03/ /02/ /01/ /05/ ** Cloughton /04/ /04/ /01/ /05/ Superficials 110A /02/ /04/ /01/ /05/ Cloughton /02/ /04/ /01/ /05/ Superficials 111A /02/ /04/ /01/ /05/ Moor Grit /02/ /03/ /02/ /05/ Superficials 112A /02/ /04/ /01/ /05/ ** Cloughton /02/ /04/ /01/ /05/ Superficials 113A /02/ /03/ /01/ /05/ Cloughton /02/ /04/ /01/ /05/ Moor Grit /02/ /04/ /02/ /05/ Moor Grit /02/ /04/ /02/ /05/ Moor Grit /02/ /04/ /02/ /05/ Moor Grit 118A /02/ /03/ /01/ /05/ Moor Grit 118B /02/ /03/ /01/ /05/ Long Nab 118C /02/ /04/ /01/ /05/ Scarborough /03/ /04/ /03/ /05/ Scarborough /02/ /04/ /02/ /05/ Scarborough /02/ /04/ /01/ /05/ Moor Grit /02/ /04/ /01/ /05/ Moor Grit /02/ /12/ /12/ /05/ * Moor Grit /02/ /12/ /12/ /05/ * Scarborough /02/ /12/ /12/ /05/ * Moor Grit /02/ /12/ /12/ /05/ * Scarborough /03/ /12/ /12/ /05/ * Moor Grit /03/ /01/ /12/ /05/ * Scarborough /03/ /01/ /12/ /05/ * Cloughton /12/ /03/ /12/ /05/ * Saltwick /03/ /04/ /12/ /05/ * Moor Grit /03/ /12/ /12/ /05/ * Scarborough /03/ /01/ /12/ /05/ * Cloughton /12/ /03/ /12/ /05/ * Saltwick /03/ /12/ /12/ /05/ * Moor Grit 135A /03/ /12/ /12/ /05/ * Scarborough 135B /03/ /04/ /12/ /05/ * Cloughton 135C /04/ /03/ /12/ /05/ * Saltwick MB /02/ /03/ /02/ /05/ Superficials MB /02/ /04/ /02/ /05/ Superficials MB /02/ /04/ /02/ /05/ Superficials MB /03/ /03/ /02/ /05/ Superficials MB /02/ /04/ /02/ /05/ Superficials =value in "summer" period = value in "winter period (November to March) * Avoiding period of pumping tests from 15/1/2014 to 13/2/2014 for HG127 to 135C inclusive and 3/12 to 16/12/2013 for HG123 to 126 inclusive as pumping tests will have distorted the results. ** Initial results in database appears to be a false positive when compared to remaining results and has not been included June MineOR15A - Table 20 - Min. and Max. GW Levels

19 Lab No Sample ID BH501 BH502 BH502A Other ID Sample Type WATER WATER WATER Sampling Date 02/07/14 02/07/14 02/07/14 Sampling Time n/s n/s n/s Test Method LOD Units Metals Aluminium, DETSC ug/l Arsenic, Boron, Cadmium, Calcium, Chromium, Hexavalent Chromium Copper, Iron, Total Iron Ferrous Iron (Filtered) Ferric Iron (Filtered) Lead, Magnesium, Manganese, Total Manganese Mercury, Nickel, Potassium, Sodium, Silver Sodium, Zinc, Inorganics Conductivity ph Alkalinity as CaCO3 (Automated) Carbonate Alkalinity as CaCO3 Cyanide total Suspended Solids Suspended Solids Total Solids Ammoniacal Nitrogen as N Bromide Chloride Fluoride Nitrate as NO3 Nitrite as N Nitrite as NO2 Nitrogen Ortho Phosphate as PO4 Ortho Phosphate as P Sulphate as SO4 DETSC ug/l DETSC 2306* 12 ug/l DETSC ug/l < 0.03 < 0.03 < 0.03 DETSC mg/l DETSC ug/l < 0.25 < DETSC ug/l < 10 < 10 < 10 DETSC ug/l DETSC ug/l 6.5 < DETSC 2306* 5.5 ug/l 6.5 < DETSC 2210* 100 ug/l < 100 < 100 < 100 DETSC 2210* 100 ug/l < 100 < DETSC ug/l < 0.09 < DETSC mg/l DETSC ug/l DETSC 2306* 0.22 ug/l DETSC ug/l < 0.01 < 0.01 < 0.01 DETSC ug/l DETSC mg/l DETSC mg/l DETSC ug/l DETSC mg/l DETSC ug/l < 1.25 < 1.25 < 1.25 DETSC us/cm DETSC DETSC mg/l DETSC 2030* 10 mg/l < 10 < 10 < 10 DETSC ug/l < 40 < 40 DETSC mg/l DETSC mg/l DETSC mg/l DETSC mg/l < < DETSC mg/l DETSC mg/l DETSC mg/l DETSC mg/l 0.48 < DETSC mg/l DETSC mg/l < 0.10 < 0.10 < 0.10 DETSC 2121* 1 mg/l DETSC mg/l DETSC mg/l DETSC mg/l

20 Sulphide Total Organic Carbon Petroleum Hydrocarbons C5-C10 Gasoline Range Organics (GRO) EPH (C10-C40) Aliphatic C5-C6 Aliphatic C6-C8 Aliphatic C8-C10 Aliphatic C10-C12 Aliphatic C12-C16 Aliphatic C16-C21 Aliphatic C21-C35 Aliphatic C5-C35 Aromatic C5-C7 Aromatic C7-C8 Aromatic C8-C10 Aromatic C10-C12 Aromatic C12-C16 Aromatic C16-C21 Aromatic C21-C35 Aromatic C5-C35 TPH Ali/Aro Benzene Toluene Ethylbenzene Xylene PAHs Acenaphthene Acenaphthylene Anthracene Benzo(a)anthracene Benzo(a)pyrene Benzo(b)fluoranthene Benzo(k)fluoranthene Benzo(g,h,i)perylene Chrysene Dibenzo(a,h)anthracene Fluoranthene Fluorene Indeno(1,2,3-c,d)pyrene Naphthalene Phenanthrene Pyrene PAH Phenols Phenol - Monohydric VOCs Dichlorodifluoromethane Chloromethane Vinyl Chloride DETSC ug/l < 10 < 10 < 10 DETSC 2085* 1 mg/l DETSC ug/l DETSC ug/l DETSC ug/l < 0.1 < DETSC ug/l < 0.1 < DETSC ug/l < 0.1 < 0.1 < 0.1 DETSC 3072* 1 ug/l < 1.0 DETSC 3072* 1 ug/l < DETSC 3072* 1 ug/l < DETSC 3072* 1 ug/l < DETSC 3072* 10 ug/l < DETSC ug/l < 0.1 < 0.1 < 0.1 DETSC ug/l < 0.1 < DETSC ug/l < 0.1 < 0.1 < 0.1 DETSC 3072* 1 ug/l 3.7 DETSC 3072* 1 ug/l 40 DETSC 3072* 1 ug/l 240 DETSC 3072* 1 ug/l 3700 DETSC 3072* 10 ug/l < 10 < DETSC 3072* 10 ug/l < DETSC ug/l < 1.0 DETSC ug/l 1.6 DETSC ug/l < 1.0 DETSC ug/l < 1.0 DETS 074* 0.01 ug/l < 0.01 < DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < DETS 074* 0.01 ug/l < 0.01 < DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < 0.01 < 0.01 DETS 074* 0.01 ug/l < 0.01 < DETS 074* 0.01 ug/l < 0.01 < DETS 074* 0.2 ug/l < 0.20 < DETSC ug/l < 100 < 100

21 Bromomethane Chloroethane Trichlorofluoromethane 1,1-dichloroethylene Trans-1,2-dichloroethylene 1,1-dichloroethane cis-1,2-dichloroethylene 2,2-dichloropropane Bromochloromethane Chloroform 1,1,1-trichloroethane 1,1-dichloropropene Carbon tetrachloride Benzene 1,2-dichloroethane Trichloroethylene 1,2-dichloropropane Dibromomethane Bromodichloromethane cis-1,3-dichloropropene Toluene trans-1,3-dichloropropene 1,1,2-trichloroethane Tetrachloroethylene 1,3-dichloropropane Dibromochloromethane 1,2-dibromoethane Chlorobenzene 1,1,1,2-tetrachloroethane Ethylbenzene m+p-xylene o-xylene Styrene Bromoform Isopropylbenzene 1,1,2,2-tetrachloroethane Bromobenzene 1,2,3-trichloropropane n-propylbenzene 2-chlorotoluene 1,3,5-trimethylbenzene 4-chlorotoluene Tert-butylbenzene 1,2,4-trimethylbenzene sec-butylbenzene p-isopropyltoluene 1,3-dichlorobenzene 1,4-dichlorobenzene n-butylbenzene 1,2-dichlorobenzene DETSC 3432* 1 ug/l < 1 < 1 DETSC ug/l < 2 < 2 DETSC ug/l < 4 < 4 DETSC 3432* 1 ug/l < 1 < 1 DETSC ug/l < 4 < 4 DETSC ug/l < 1 2 DETSC ug/l < 2 < 2 DETSC ug/l < 2 < 2