Aggregate Prequalification Program
Last edit date: 5/13/2026
| SMARA # or State/Country, if non-SMARA | Mine Name | Mine Operator | Aggregate Size | QC DIME Sample ID | QA DIME Sample ID | Authorization Expiration Date |
|---|---|---|---|---|---|---|
| 91-57-0008 | Solano Concrete Off-channel | Cemex | 1 inch | 2025-03-07-34 | 2025-03-07-40 | 5/22/2026 |
| 3/8 inch | 2025-03-07-35 | 2025-03-07-41 | 5/22/2026 | |||
| fine | 2025-03-07-36 | 2025-03-07-42 | 5/22/2026 | |||
| 91-36-0116 | Cushenbury Sand & Gravel | Robertson's Ready Mix | 1-1/2 inch | 2025-04-15-3 | 2025-04-15-60 | 6/15/2026 |
| 1 inch | 2025-04-15-4 | 2025-04-15-61 | 6/15/2026 | |||
| 3/8 inch | 2025-04-15-5 | 2025-04-15-62 | 6/15/2026 | |||
| fine | 2025-04-15-2 | 2025-04-15-59 | 6/15/2026 | |||
| 91-19-0026 | Little Rock Quarry | Hi-grade Materials Co. | 1 inch | 2025-05-16-29 | 2025-05-16-23 | 6/18/2026 |
| 3/8 inch | 2025-05-16-30 | 2025-05-16-24 | 6/18/2026 | |||
| fine | 2025-05-16-31 | 2025-05-16-25 | 6/18/2026 | |||
| 91-33-0008 | Cabazon Quarry | Robertson's Ready Mix | 1 inch | 2025-03-26-19 | 2025-03-26-41 | 6/18/2026 |
| 3/8 inch | 2025-03-26-20 | 2025-03-26-42 | 6/18/2026 | |||
| fine | 2025-03-26-18 | 2025-03-26-40 | 6/18/2026 | |||
| 91-10-0005 | Coalinga Pit #1 | Granite Construction Company | 1 inch | 2025-03-24-21 | 2025-03-24-77 | 6/26/2026 |
| 3/8 inch | 2025-03-24-22 | 2025-03-24-78 | 6/26/2026 | |||
| fine | 2025-03-24-23 | 2025-03-24-79 | 6/26/2026 | |||
| 91-19-0023 | Durbin | Irwindale Reclamation Authority | 1 inch | 2025-04-14-72 | 2025-04-08-42 | 8/27/2026 |
| 3/8 inch | 2025-04-14-74 | 2025-04-08-43 | 8/27/2026 | |||
| fine | 2025-04-14-73 | 2025-04-08-44 | 8/27/2026 | |||
| 91-33-0027 | Corona Quarry | Calmat Company | 1-1/2 inch | 2025-05-27-82 | 2025-05-27-68 | 9/4/2026 |
| 1 inch | 2025-05-27-83 | 2025-05-27-69 | 9/4/2026 | |||
| 1/2 inch | 2025-05-27-84 | 2025-05-27-70 | 9/4/2026 | |||
| 3/8 inch | 2025-05-27-85 | 2025-05-27-71 | 9/4/2026 | |||
| 91-19-0035 | Fish Canyon Quarry | Azusa Rock, Inc | 1 inch | 2025-05-02-55 | 2025-05-05-66 | 9/21/2026 |
| 3/8 inch | 2025-05-02-56 | 2025-05-05-67 | 9/21/2026 | |||
| fine | 2025-05-02-57 | 2025-05-05-68 | 9/21/2026 | |||
| 91-36-0006 | Foothill Quarry And Plant | Holliday Trucking, Inc. | 1 inch | 2025-07-03-19 | 2025-07-03-38 | 9/23/2026 |
| 3/8 inch | 2025-08-15-51 | 2025-07-03-39 | 9/30/2026 | |||
| fine | 2025-07-03-21 | 2025-07-03-40 | 9/30/2026 | |||
| 91-36-0040 | Lytle Creek | Cemex Construction Materials Pacific, Llc | 1-1/2 inch | 2025-07-07-78 | 2025-06-17-41 | 9/30/2026 |
| 1 inch | 2025-06-17-145 | 2025-06-17-43 | 9/30/2026 | |||
| 3/8 inch | 2025-06-17-146 | 2025-06-17-44 | 9/30/2026 | |||
| fine | 2025-06-17-144 | 2025-06-17-45 | 9/30/2026 | |||
| 91-36-0068 | Redlands Wash Plan (cemex) | Cemex Construction Materials Pacific, Llc | 1 inch | 2025-06-17-149 | 2025-06-17-23 | 9/30/2026 |
| 3/8 inch | 2025-06-17-147 | 2025-06-17-24 | 9/30/2026 | |||
| fine | 2025-06-17-148 | 2025-06-17-25 | 9/30/2026 | |||
| 91-19-0020 | Palmdale | Calmat Company | 1 inch | 2025-07-03-58 | 2025-07-03-5 | 10/1/2026 |
| 3/8 inch | 2025-07-03-59 | 2025-07-03-6 | 10/1/2026 | |||
| fine | 2025-07-03-60 | 2025-07-03-7 | 10/1/2026 | |||
| 91-56-0032 | Grimes Rock | Calportland Company | 1 inch | 2025-01-27-13 | 2025-01-27-25 | 7/8/2026 |
| 3/8 inch | 2025-01-27-14 | 2025-07-22-74 | 10/1/2026 | |||
| fine | 2025-01-27-15 | 2025-01-27-27 | 7/8/2026 | |||
| 91-37-0035 | Chula Vista | Vulcan Materials Company | 1 inch | 2025-05-27-79 | 2025-05-27-65 | 10/6/2026 |
| 3/8 inch | 2025-05-27-80 | 2025-05-27-66 | 10/6/2026 | |||
| 91-33-0011 | Sierra Plant | Chandler Aggregates, Inc. | 1 inch | 2025-09-10-90 | 2025-09-10-12 | 10/23/2026 |
| 3/8 inch | 2025-09-10-91 | 2025-09-10-13 | 10/23/2026 | |||
| fine | 2025-09-10-92 | 2025-09-10-14 | 10/23/2026 | |||
| 91-56-0014 | Moorpark | Cemex Construction Materials Pacific, Llc | fine | 2025-06-19-104 | 2025-06-18-63 | 10/28/2026 |
| 91-19-0054 | Big Rock Creek - Lebata | Lebata, Inc | 1 inch | 2025-10-17-33 | 2025-10-17-7 | 11/13/2026 |
| 3/8 inch | 2025-10-17-34 | 2025-10-17-8 | 11/13/2026 | |||
| fine | 2025-10-17-35 | 2025-10-17-9 | 11/13/2026 | |||
| 91-36-0137 | Cajon Creek | Calmat Company | 1 inch | 2025-06-17-153 | 2025-06-17-31 | 10/20/2026 |
| 3/4 inch | 2025-06-17-154 | 2025-06-17-32 | 10/20/2026 | |||
| 3/8 inch | 2025-06-17-156 | 2025-06-17-33 | 11/24/2026 | |||
| fine | 2025-06-17-155 | 2025-06-17-34 | 10/20/2026 | |||
| 91-36-0072 | Redlands Wash Plan (robertson's Ready Mix) | Robertson's Ready Mix | 1 inch | 2025-12-02-3 | 2025-12-02-5 | 1/11/2027 |
| 3/8 inch | 2025-12-02-4 | 2025-12-02-6 | 1/11/2027 | |||
| fine | 2025-12-02-2 | 2025-12-02-7 | 1/11/2027 | |||
| 91-33-0012 | Banning Quarry | Rrm Properties | 1-1/2 inch | 2025-12-03-3 | 2025-12-03-6 | 1/22/2027 |
| 1 inch | 2025-12-03-4 | 2025-12-03-7 | 1/22/2027 | |||
| 3/8 inch | 2025-12-03-5 | 2025-12-03-8 | 1/22/2027 | |||
| fine | 2025-12-03-2 | 2025-12-03-9 | 1/22/2027 | |||
| 91-37-0020 | Hester's Granite | Hester's Granite Company | 1 inch | 2025-11-13-19 | 2025-11-13-30 | 1/22/2027 |
| 3/8 inch | 2025-11-13-20 | 2025-11-13-31 | 1/22/2027 | |||
| 91-19-0046 | Big Rock Creek- Granite | Granite Construction | 1 inch | 2025-12-04-2 | 2025-12-04-6 | 1/27/2027 |
| 3/8 inch | 2025-12-04-3 | 2025-12-04-7 | 1/27/2027 | |||
| fine | 2025-12-04-4 | 2025-12-04-8 | 1/27/2027 | |||
| 91-26-0029 | Lee Vinning | Granite Construction | 1 inch | 2025-11-04-92 | 2025-11-04-23 | 2/3/2027 |
| 3/8 inch | 2025-11-04-93 | 2025-11-04-25 | 2/3/2027 | |||
| fine | 2025-11-04-94 | 2025-11-04-26 | 2/3/2027 | |||
| MEXICO | Penmex Pit | Martin Marietta | fine | 2025-11-25-33 | 2025-11-25-13 | 2/4/2027 |
| 91-15-0068 | Griffith Company | Griffith Company | 1 inch | 2025-10-30-70 | 2025-10-30-20 | 2/11/2027 |
| 3/8 inch | 2025-10-30-72 | 2025-10-30-21 | 2/11/2027 | |||
| fine | 2025-10-30-73 | 2025-10-30-22 | 2/11/2027 | |||
| 91-19-0033 | Palmdale | Robertson's Ready Mix | 1 inch | 2025-11-19-2 | 2026-01-14-4 | 2/12/2027 |
| 3/8 inch | 2025-11-19-3 | 2026-01-14-5 | 2/12/2027 | |||
| fine | 2025-11-19-18 | 2025-11-19-1 | 2/12/2027 | |||
| 91-33-0084 | Indio Mine | Coachella Valley Aggregates, Inc | 1 inch | 2026-01-15-56 | 2026-01-15-13 | 3/2/2027 |
| 3/8 inch | 2026-01-15-57 | 2026-01-15-14 | 3/2/2027 | |||
| fine | 2026-01-15-58 | 2026-01-15-15 | 3/2/2027 | |||
| 91-15-0114 | Solari Sand And Gravel | Granite Construction | 1 inch | 2026-01-21-35 | 2026-01-21-17 | 3/9/2027 |
| 1/2 inch | 2026-01-21-36 | 2026-01-21-18 | 3/9/2027 | |||
| 3/8 inch | 2026-01-21-37 | 2026-01-21-19 | 3/9/2027 | |||
| fine | 2026-01-21-38 | 2026-01-21-20 | 3/9/2027 | |||
| 91-33-0073 | Murdock-alberhill Ranch | Pacific Clay Products, Inc. | fine | 2026-01-26-42 | 2026-01-26-1 | 3/23/2027 |
| 91-36-0046 | Agcon, Inc. | Agcon, Inc. | 1 inch | 2026-01-28-39 | 2026-01-28-1 | 3/19/2027 |
| 3/8 inch | 2026-01-28-40 | 2026-01-28-2 | 3/24/2027 | |||
| fine | 2026-01-28-41 | 2026-01-28-3 | 3/24/2027 | |||
| 91-33-0001 | Glen Ivy | Werner Corporation | 1 inch | 2026-01-15-59 | 2026-01-15-6 | 3/26/2027 |
| fine | 2026-01-15-61 | 2026-01-15-8 | 3/26/2027 | |||
| 91-33-0019 | Kennedy Hills Materials | Chandler Aggregates, Inc. | fine | 2026-01-15-64 | 2026-01-15-12 | 3/26/2027 |
| 91-33-0035 | Eagle Valley Quarry | Hanson Aggregates Llc | 1-1/2 inch | 2026-03-04-32 | 2026-03-04-11 | 3/26/2027 |
| 1 inch | 2026-03-04-31 | 2026-03-04-12 | 3/26/2027 | |||
| 3/8 inch | 2026-03-04-30 | 2026-03-04-13 | 3/26/2027 | |||
| 91-33-0098 | Nichols Canyon Mine | Nichols Road Partners, Llc | 1 inch | 2026-01-15-62 | 2026-01-15-10 | 4/2/2027 |
| 3/8 inch | 2026-01-15-63 | 2026-01-15-11 | 4/2/2027 | |||
| CANADA | Port Mcneil Quarry(orca Aggregate) | Polaris Mineral Corporation | 1 inch | 2026-01-26-33 | 2026-01-24-13 | 4/5/2027 |
| 1/2 inch | 2026-01-26-34 | 2026-01-24-14 | 4/5/2027 | |||
| fine | 2026-01-26-35 | 2026-01-24-15 | 4/5/2027 | |||
| 91-37-0036 | Highway 67 & Vigilante Road Pit | Hanson Aggregates West, Inc. | 1 inch | 2026-03-03-26 | 2026-03-03-8 | 4/9/2027 |
| 3/8 inch | 2026-03-03-25 | 2026-03-03-9 | 4/9/2027 | |||
| CA | Santee San Diego Pit | Martin Marietta | 1 inch | 2026-03-03-24 | 2026-03-03-6 | 4/9/2027 |
| 3/8 inch | 2026-03-03-23 | 2026-03-03-7 | 4/9/2027 | |||
| 91-19-0025 | Irwindale | Irwindale Reclamation Authority | 1-1/2 inch | 2026-03-04-29 | 2026-03-04-7 | 4/14/2027 |
| 1 inch | 2026-03-04-28 | 2026-03-04-8 | 4/14/2027 | |||
| 3/8 inch | 2026-03-04-27 | 2026-03-04-9 | 4/14/2027 | |||
| fine | 2026-03-04-14 | 2026-03-04-10 | 4/14/2027 | |||
| 91-36-0146 | Mid-valley Sanitary Landfill | County Of San Bernardino | 1 inch | 2026-03-05-30 | 2026-03-05-10 | 4/14/2027 |
| 3/8 inch | 2026-03-05-31 | 2026-03-05-11 | 4/14/2027 | |||
| fine | 2026-03-05-29 | 2026-03-05-12 | 4/14/2027 | |||
| 91-33-0061 | Harlow Quarry | Robertson's Ready Mix | 1-1/2 inch | 2026-03-05-26 | 2026-03-05-1 | 4/21/2027 |
| 1 inch | 2026-03-05-27 | 2026-03-05-6 | 4/21/2027 | |||
| 3/8 inch | 2026-03-05-28 | 2026-03-05-8 | 4/21/2027 | |||
| 91-33-0030 | H J Hove Mine | Hi-grade Materials Co. | 1 inch | 2026-03-06-44 | 2026-03-06-4 | 4/27/2027 |
| 3/8 inch | 2026-03-06-45 | 2026-03-06-5 | 4/27/2027 | |||
| fine | 2026-03-06-46 | 2026-03-06-7 | 4/27/2027 | |||
| 91-36-0055 | 29 Palms Pit | Hi-grade Materials Co. | 1 inch | 2026-03-06-47 | 2026-03-06-24 | 5/4/2027 |
| 3/8 inch | 2026-03-06-48 | 2026-03-06-25 | 5/4/2027 | |||
| fine | 2026-03-06-49 | 2026-03-06-26 | 5/4/2027 | |||
| 91-19-0052 | Olive Pit Mine | United Rock Products Corporation | 1 inch | 2026-04-07-17 | 2026-04-07-35 | 5/13/2027 |
| 3/8 inch | 2026-04-07-18 | 2026-04-07-36 | 5/13/2027 | |||
| fine | 2026-04-07-19 | 2026-04-07-37 | 5/13/2027 | |||
| 91-36-0019 | Black Mountain Quarry | Cemex California Cement Llc | 1 inch | 2026-04-08-79 | 2026-04-08-8 | 5/13/2027 |
| 3/8 inch | 2026-04-08-80 | 2026-04-08-9 | 5/13/2027 |