2018 Annual Water Use Report

Section 1: Facility Information

Registrant: Martin Marietta Materials, Inc. Facility ID: 0219-0010
Facility Name: Bakers Quarry Facility Type: Mining
County: Union Sub-Basin: Rocky River (18-4)
Mailing Address: 8701 Red Oak Blvd, Suite 540
Charlotte, NC 28217		 Email: [email protected]
Contact Person: Jay Nivens Title: Manager Environmental Services
Phone: 7044091475 Fax: 704-527-9283

Section 2: Withdrawal Information

2-A. Average daily withdrawal and maximum day withdrawal by month in million gallons per day (MGD)

Month # of Days
Used		 Average Daily
Withdrawal (MGD)		 Maximum Day
Withdrawal (MGD)		 Month # of Days
Used		 Average Daily
Withdrawal (MGD)		 Maximum Day
Withdrawal (MGD)
Jan 22 0.440 0.881 Jul 21 0.508 1.016
Feb 20 0.640 1.279 Aug 23 0.286 0.572
Mar 21 0.382 0.764 Sep 19 1.533 2.160
Apr 21 0.477 0.955 Oct 23 0.976 1.953
May 22 0.303 0.605 Nov 20 0.664 1.327
Jun 21 0.405 0.809 Dec 19 1.038 2.076

2-B. Source Information - Please complete one row for each water withdrawal source. If any of your source information was imported from a previous year, please make sure you click edit and fill in the information left blank that is needed for the 2018 reporting year.

Source Name Source Type Average Daily Days Used Pumping Capacity (MGD)
Bakers Quarry Pit Quarry 0.625 252 2.160

Section 3: Discharge Information

3-A. Average daily discharge and maximum day discharge by month in million gallons per day (MGD)

Month # of Days
Discharged		 Average Daily
Discharge (MGD)		 Maximum Day
Discharge (MGD)		 Month # of Days
Discharged		 Average Daily
Discharge (MGD)		 Maximum Day
Discharge (MGD)
Jan 22 0.220 0.881 Jul 21 0.254 1.016
Feb 20 0.320 1.279 Aug 23 0.143 0.572
Mar 21 0.191 0.764 Sep 19 0.767 2.160
Apr 21 0.239 0.955 Oct 23 0.488 1.953
May 22 0.151 0.605 Nov 20 0.332 1.327
Jun 21 0.202 0.809 Dec 19 0.519 2.076

3-B. Please complete one row for each discharge method. If any of your discharge information was imported from a previous year, please make sure you click edit and fill in the information left blank that is needed for the 2018 reporting year.

Identifier or Permit Number Discharge Type Average Daily Days Discharged Discharge Capacity
NCG020070 Surface Water 0.313 252 2.160

Section 4: Sub-Basin Transfer Information

Complete this section only if you withdraw or purchase water that is not returned to the sub-basin from which it was withdrawn.

4-A. Please complete one row for each transfer of surface water from one sub-basin to another. If any of your transfer information was imported from a previous year, please make sure you click edit and fill in the information left blank that is needed for the 2018 reporting year.

Description of Transfer Source Sub-Basin Receiving Sub-Basin Transfer Capacity
No Transfers Listed.

4-B. Enter the average daily and maximum day surface water transfer amount for each month in million gallons per day (MGD)

Month # of Days
Transferred		 Average Daily
Transfer (MGD)		 Maximum Day
Transfer (MGD)		 Month # of Days
Transferred		 Average Daily
Transfer (MGD)		 Maximum Day
Transfer (MGD)
Jan Jul
Feb Aug
Mar Sep
Apr Oct
May Nov
Jun Dec

Do you have any comments?

This facility pumps accumulated rainwater, storm water runoff and groundwater from the pit sump. The discharge from this pit is covered under NPDES General Storm Water Permit (Series NCG020000) issued by NCDWQ. The water volumes reported on this form are our best estimate for each category with the available data. The groundwater volumes reported for this quarry are estimated to be 10% of the water collected in the pit sump. The other 90% of this water is accumulated storm water.