RM of Rockwood Quarry Operations - Blasting Record 2025
Blasting Guidelines: Maximum Allowable Decibels : 130 dB
Quarry Blasts with NO TRIGGER - The blast was less than 106 dB, with a vibration less than 0.508 mm/sec or 0.02 in/sec
** Quarry Blasts are monitored at the closest residence **
An archive of previous years blasting records
| Blasting Date | Blasting Time | Quarry Operator | Location | Measurement |
| March 26th | Between 11am to 3pm | Heidelberg Materials | SE 1/4 6-14-2E | |
| March 25th | Between 10am to 3pm | Maple Leaf | NE 1/4 8-14-2E | |
| March 25th | Between 9:30am to 4pm | Lafarge Const. | NE 1/4 8-14-2E | |
| March 25th | Between 12pm to 4pm | Glacial Const. | SE 1/4 18-14-2E | 110 dB, 0.127 mm/sec |
| March 19th | Between 11am to 3pm | Heidelberg Materials | SE 1/4 6-14-2E | 109.5 dB, 0.045 in/sec |
| March 18th | Between 10am to 4pm | Maple Leaf Const. | NE 1/4 8-14-2E | 116 dB, 3.300 mm/sec |
| March 14th | Between 9:30am to 4pm | Lafarge Const. | NE 1/4 8-14-2E | 120.6 dB, 1.836 mm/sec |
| March 14th | Between 11am to 2pm | Heidelberg Materials | SE 1/4 6-14-2E | 115 dB, 0.117 mm/sec |
| March 13th | Between 11am to 3pm | Heidelberg Materials | SE 1/4 6-14-2E | 117 dB, 1.651 mm/sec |
| March 12th | Between 12pm to 4pm | Glacial Const. | SE 1/4 18-14-2E | 126.4 dB, 3.21 mm/sec |
| March 12th | Between 10 am to 4 pm | Maple Leaf Const. | NE 1/4 8-14-2E | 114 dB, 4.318 mm/sec |
| March 10th | Between 9:30am to 4pm | Lafarge Const. | NE 1/4 8-14-2E | 116.3 dB, 2.233 mm/sec |
| March 7th | Between 11am to 4pm | Heidelberg Materials | SE 1/4 6-14-2E | 106 dB, 1.397 mm/sec |
| March 6th | Between 11am to 2pm | Heidelberg Materials | SE 1/4 6-14-2E | 112 dB, 1.651 mm/sec |
| March 4th | Between 10am to 4pm | Maple Leaf Const. | NE 1/4 8-14-2E | 114 dB, 3.175 mm/sec |
| March 4th | Between 9:30am to 4pm | Lafarge Const. | NE 1/4 8-14-2E | 111.3 dB, 1.180 mm/sec |
| February 28th | Between 11am to 4pm | Heidelberg Materials | SE 1/4 6-14-2E | 110 dB, 1.651 mm/sec |
| February 27th | Between 12pm to 4pm | Heidelberg Materials | SE 1/4 6-14-2E | 111 dB, 0.0563 mm/sec |
| February 26th | Between 11am to 4pm | Glacial Const. | SE 1/4 18-14-2E | 106.4 dB, 0.07 mm/sec |
| February 25th | Between 10am to 4pm | Maple Leaf | NE 1/4 8-14-2E | 116.7 dB, 3.55 mm/sec |
| February 25th | Between 11am to 4pm | Heidelberg Materials | SE 1/4 6-14-2E | 114 dB, 0.127 mm/sec |
| February 24th | Between 9:30am to 4 pm | Lafarge Const. | NE 1/4 8-14-2E | 122.1 dB, 2.910 mm/sec |
| February 21st | Between 12pm to 4pm | Glacial Const. | SE 1/4 18-14-2E | 114 dB, 3.09 mm/sec |
| February 20th | Between 12pm to 4pm | Heidelberg Materials | SE 1/4 6-14-2E | 106 dB, 0.127 mm/sec |
| February 14th | Between 12pm to 4pm | Glacial Const. | SW 1/4 18-14-2E | NO TRIGGER |
| February 13th | Between 12pm to 4pm | Heidelberg Materials | SE 1/4 6-14-2E | 114 dB, 0.00707 in/sec |
| February 11th | Between 9:30am to 4pm | Lafarge Const. | NE 1/4 8-14-2E | 117.4 dB, 2.882 mm/sec |
| February 6th | Between 12pm to 4pm | Heidelberg Materials | SE 1/4 6-14-2E | 118.9 dB, 0.00584 in/sec |
| February 5th | Between 11am to 4pm | Glacial Const. | SE 1/4 18-14-2E | 113.3 dB, 0.102 mm/sec |
| February 4th | Between 9:30am to 4pm | Lafarge Const. | NE 1/4 8-14-2E | 127.8 dB, 1.219 mm/sec |
| January 30th | Between 10am to 4pm | Maple Leaf Const. | NE 1/4 8-14-2E | 114.6 dB, 3.41 mm/sec |
| January 29th | Between 9:30am to 4pm | Lafarge Const. | NE 1/4 8-14-2E | 120.0 dB, 2.225 mm/sec |
| January 29th | Between 11am to 4pm | Glacial Const. | SE 1/4 18-14-2E | 107.2 dB, 0.148 mm/sec |
| January 22nd | Between 12pm to 4pm | Glacial Const. | SE 1/4 18-14-2E | 124.8 dB, 0.158 mm/sec |
| January 16th | Between 10am to 4pm | Maple Leaf Const. | NE 1/4 8-14-2E | 114 dB, 3.302 mm/sec |
| January 16th | Between 9:30am to 4pm | Lafarge Const. | NE 1/4 8-14-2E | 120.7 dB, 1.447 mm/sec |
| January 15th | Between 11am to 4pm | Glacial Const. | SE 1/4 18-14-2E | NO TRIGGER |